Lt1 water pump replacement.

Lt1 water pump replacement The "opti" has two parts, a low-voltage optical section and a high-voltage cap and rotor section. This is the last thing I needed off my old engine to install onto my new Apr 21, 2010 · road dirt, grime and water to attack the Optispark. Most LT1 cars won't need this oil seal solution. Make sure you get a bearing without seals and is open on both sides. i figured i would wrap the opti in like a plastic freezer bag and tape it up good or somethin to help keep the water away, you have any good Remove the water pump bolts. Since I have to pull it out I figured I may as well replace the following: Pump (more later) Pump gaskets Pump O-ring Pump drive O-ring (on timing chain cover) Rad hoses Heater Nov 4, 2009 · C4 Tech/Performance - Replacement Optispark and Water pump install - Part 1 (includes pictures) - A little background story: A few month's back, my '92 developed a very strange hesitation problem which would show up a few seconds after the car started running - only to last a few seconds - then disappear all together. Oct 10, 2007 · A-Premium 5. my Click "Show More" below to read everything I have to say about this particular video. 95 Made in the USA from Aircraft grade Billet aluminum. Additionally, water pumps as we know fail. Damn labor cost $400. Aug 9, 2002 · C4 Tech/Performance - Water Pump Replacement on '95 LT1 - - Looks straight forward. to/3hRJwtc#corvette #c4corvette #waterpum Heater performance will improve if you move the supply to the front of the water pump and add a valve to that hose. Is it possible to remove the hub from the end of the crankshaft while the engine is in the car and does May 13, 2011 · Remove the three screws from the air pump holding it to the bracket with a 10 mm deep well socket. Before assembling the coupling to the water pump, apply a light coat of grease to the seals and the splines. Remove the secondary air injection pump and bracket. Open 7 days a week from 9am - 7pm Eastern Time. the raw water pump pull the impeller out and change it if you have any concerns about it or if it is more than a season or Jan 15, 2007 · Hey all, A mechanic told me my head gaskets were shot, so they said replace them and your engine will stop over heating. The hose from the TB should dump into the upper portion of the radiator. We have a local industrial bearing distributor in town where we can get most replacement bearings and seals if we have Aug 18, 2010 · I replaced my oil pump with an m55hv and I couldnt be happier with it. But if you removed your mechanical water pump and Apr 3, 2005 · C4 Tech/Performance - LT1 Water Pump Drive Seal Replacement - I need to know the best way to install the seal in the timing cover for the WP drive shaft. That means I have to take the f'ing water pump off. To replace it the water pump must be Apr 5, 2022 · Buy A-Premium 5. 6 rrs,and lifters,cnc stock ported heads,Walbro 255,edelbrock ported air gap intake,58mm t/b,pacesetter Lts,Summit 2. I've changed dozens of water pumps in my time but had no idea that the same engineer who designed the headlight replacement also had a hand in the water pump placement. 7L Unit Repair. Note the pipe connection on the lower left. 020 over speed pro pistons,comp custom cam,comp push rods,comp 1. All SUPERCHARGER Chevy LT1 Mechanical Water Pump 1992-1997 This mechanical water pump is designed to have a natural pump finish Nov 5, 2007 · Well I had my car overheating, and it turned out it was the coupler going from the water pump drive shaft and the water pump. BMR front and rear sway bars Hotchkis springs, CIA trans crossmember; 1. #1362 LT1 Water Pump Removal of Stock Water Pump Replace if necessary. if you have oil leak there , then it most all the time is a bad install. I have a 1999 MariStar 230VRS with the LT1 Corvette motor. You will find the fit, finish and function meets all GM specifications. Using stock replacement parts from Eckler's, such as this water pump shaft seal, is a sound investment in the restoration or repair of your Corvette. Show Printable Version; 05-12-2010, 05:23 PM #1. The timing chain cover will not interchange; the shape and bolt pattern is different. I did a lot of research before I decided to go with this pump and actually found a reference in 2 books, mellings and a gm book recommended it as a replacement. Water Pump, Replacement, Standard Volume, GM, Each. also O rings need be replaced on that Feb 27, 2022 · C4 General Discussion - Supplier for Quality Water Pump (LT1) - Looks like I'm going to be replacing the water pump on my '96 ( only 32,000 miles) and of course I want a good quality part. Feb 29, 2016 · Once the six bolts are removed, take the water pump off of the engine. You can also just leave the TB out of the loop. I got a fel-pro timing cover seal kit from ebay. Remove the water pump gaskets. Apr 24, 2024 · This curated C4 Opti-Spark and water pump replacement is fully credited to “LT1*C4” and is being presented to our CorvSport community in an unedited format. 2L V8: Water Pumps - Amazon. Includes gaskets. Model: 1032212 LT1 Electric Water Pump. Might be the transmission. 7L LT1 Water Pump Drive Shaft Coupler Compatible with Chevrolet Corvette 1992-1996, Impala SS 1992-1996 & Pontiac Firebird 1993-1997 & Buick Roadmaster 1994-1996, Replace# 10128334 LT1 Water Pump Seal Tool Water Pump Drive Seal 10217886 Installer for Chevrolet LT1 L99 May 7, 2006 · C4 Tech/Performance - HELP! LT1 Water Pump Drive Seal / Shaft - The seal is leaking, I got it out, and noticed that the water pump drive shaft can be moved a bit side-side. longtubes, 3 inch x pipe with no cats or mufflers, cc306, ls7 lifters, high tech pushrods, gm guide plates, cc ultra pro mag 1. Tighten the bolts to 41 Nm (30 lb ft). The owner fabricated a bracket to mount a pulley and fan in front of the LT1 water pump; LOTS of work. Mar 13, 2024 · I reviewed the threads on the removal replacement of these components thoroughly, and am pleased to announce that as of this morning I am 1 hour and 20 minutes in, and I have pulled the coil/air pump bracket, water pump, water pump drive coupler, the serpentine belt, and all 3 of the damper to hub bolts. Then a week later it was overheating so I Orderd a new water pump driveshaft and the coupler. Mac Bad news, D. 15 Disconnect the electrical connection running to the coolant temperature sensor on the water pump. They can range from 140 - 170 bucks. Replacement Seal Kit are available for BBC, SBC, LT1, Big Block Mopar, 5. Don't forget to change your seal when you change your GM LT1/LT4 water pump. My mechanic has a 95 and mentioned the water pump issue leaking onto the distributor i know this is true because my uncle owns a 97 camaro. This engine has 8,000 miles since its rebuild. The automotive water pump is the same as the Indmar pump. 9/16" 2 bolts 3/8"-16 x 2" Apr 13, 2019 · The previous owners also had a smaller water pump installed (F5B-9), and after taking to the guys at Indmar, they recommended installing the proper raw water pump. Step 7 – Exchange thermostat and tensioner pulley. For what you have the mechanical pump will be fine. 42s - PS Mid-length Headers - Hooker Catback - K/N CAI - LS1 Steering Rack/Shaft - UMI LCA - UMI Nov 27, 2019 · Also note that in 1971, Corvette water pumps went to a larger 3/4-inch diameter shaft. Because of its location, it had to be mounted behind the water pump and the balancer making removal very time consuming. Remove the water pump. Upon hooking everything up after getting my boat out of REPLACEMENT PARTS; SUPERCHARGER . I recently bought a 97 trans am of which needed some ignition work. I alos found that the bearing in the Opti had a lot of play and, the "wheel" was bent inside so, I repalced the complete unit. It'll make some improvement in your HP at high RPM. Includes vacuum pump delete plate. The water Pump Driveshaft is about $100. If the vehicle is equipped with a mechanical fan, remove the coolant fan pulley bracket. $290 with thermostat housing and bleed screw. Aug 5, 2001 · C4 Tech/Performance - LT1 water pump questions - Hey all, I've almost got my 96's water pump off. Remove the two plastic fasteners from the water pump. May 13, 2012 · LT1 Water Pump replacement 05-13-2012, 09:42 PM. 1. New pump. Uses 1997-2002 Corvette power steering pump, and Dorman 300-301 Power steering pulley only. Part Number: GMB-130-1750. the water pump drive coupler requires a good cleaning and lube so it does not bind, if this is stuck , can damage the water pump. If you have any installation questions, call our Tech Service personnel at 216-961-1800 from 7am to 4pm EST. It goes strait to the radiator. The center bolt on the driver side is a challenge, but can be removed without removal of the power steering pump. $175 Grand total: appx. Dec 12, 2008 · RIP Jay I miss you already Bro'. By machucam in forum External Engine Re: LT1 water pump bearing replacement 04-19-05 01:10 PM - Post# 675301 In response to D. How To Replace The Opti-Spark And Water Pump On Your C4 Step 1: Disconnect the Sep 25, 2016 · I am new to the forum and new to the LT1. Any gotchas I need to be aware of? What is the best replacement GM or aftermakket (like NAPA) [Modified by Mac78and95, 12:13 AM 8/9/2002] [Modified by Mac78and95, 12:14 AM 8/9/2002] Oct 10, 2007 · ACDelco Gold Water Pumps . Fit All 1992-1994 Except ZR1 Tech Tip: On 1992-1996 LT1 Corvettes, you must remove the water pump to service the OptiSpark Distributor. com FREE DELIVERY possible on eligible purchases This is part 2 for the Repair titled: "How to replace the Opti-Spark Distributor and Water Pump on a 4th Generation Firebird equipped with LT-1 Engine". Remove the two bolts holding the thermostat housing to the old water pump. water pump replacement help. When they go, more times than not the pump starts with a small Shop Cooling, Water Pump, Replacement Water Pump at Corvette Depot Important Update on Corvette Water Pump, LT1 & LT4, AC Delco, 1993-1996. Jun 26, 2013 · Re: Indmar LT1 350ci Circulating Water Pump Replacement Got the old water pump out, and the bearings on it were toast. Ahh and I’ll have to drop the oil pan down to get the timing cover off. After getting everything together, I found that at temperature it would spray coolant everywhere, appearing to come from the passenger side water pump Apr 1, 2017 · I have replaced 4 water pumps and no need to remove the opti to replace the engine oil seal that is mounted on the engine , that drives the water pump. Back when I replaced my waterpump on my 94 TA, it was $175. sbc perimeter bolt valve covers, msd opti and wires, mezeire electric wp, under drive pulley, no a/c, egr, or air Sep 7, 2013 · C4 Tech/Performance - '92 Water Pump Replacement - Need to replace waterpump ('92 LT1) and have a few questions before I buy the new one. Apr 10, 2011 · 94 z28 m6 mystic teal. I have done this a few times with success and not a single drip of oil has leaked fr May 11, 2024 · Buy LT1 Water Pump Seal Tool Water Pump Drive Seal 10217886 Installer for Chevrolet LT1 L99: Water Pumps - Amazon. Remove the water pump and gaskets. Johnson crankshaft mounted pump. I go through each step showing how to remove the water pum May 13, 2012 · LT1 Water Pump replacement 05-13-2012, 09:42 PM. These Mar 8, 2012 · Tool J-39088 to install the water pump shaft seal? Im confused because everything looks straightforward on this. I have a Meziere water pump on my 2006 GTO and enjoy it. Jul 2, 2019 · Cool, thanks man. 56 gears all stock Installing new Water Pump drive seal in Timing Cover Sep 26, 2008 · That is exactly what I had decided too. What PITA it was getting out! I read the Helms manual and it didn't say to remove any other stuff than the fanbelt. Again: No one has definitively determined the engine RpM crossover points when the camdriven water pump begins to outflow each of the electric water pumps. Type II Class II military grade anodized surface coating. water pump, tensioner, and balancer . Jul 6, 2015 · Hey whats up FBNATION i don't wanna waste anyone's time or anything, but i just bought a 1994 firebird formula v8 from the original owner 58,000 miles. Remove the electrical connector from the coolant sensor. Jan 18, 2010 · Well, I am glad that I tackled this project. By 2000LS1Bird in forum LT1 Replies: 5 Last Post: 06-10-2010, 08:33 PM. It might be a good time to replace the cap and rotor though depending on mileage and condition. It has a CNC machined billet impeller designed with an increased vane count and a reduced impeller clearance to achieve greater flow rates, higher head pressure and a more efficient flow than other OEM water pumps. Due to the nature of the replacement work, it is wise to replace OptiSpark distributor and water pump as a set. At cold idle I get 40 psi At warm Idle I get 20psi and at wot a steady 50 to 60psi. On a flat clean surface, place the old water pump next to the new water pump. Sep 30, 2014 · And Permatex water pump&thermostat housing rev silicone gasket for the gaskets. I want to change the seals in the timing cover and the gasket to the cover while it's all apart. Exact same pump only an inch and a half shorter. Zero issues. Compare that to an L98 water pump which will run about 30-40 bucks. View Profile View Forum Posts View Blog Entries How to replace the water pump on an LT1 or LT4 engine in a C4 Corvette, Impala, Camaro, Impalaetc. They are both in the same section of rockauto however, so it is an easy mistake to make. Aug 14, 2012 · I recently completed installing a new optispark, and threw in new seals on the timing cover while I was in there (crank, opti, water pump). I rebuilt the original pump on my LT1 and the impeller was steel. I noticed the water pump drive and opti seals are made of a rubber infused paper or something, in other words REALLY CRAPPY! Feb 25, 2008 · 1996 T/A m6 under construction for ground up rebuild 1986 s-10 my daily driver,soon to be LT-1 powered :devil dead) 1998 s10 singlecab shortbed 4. Remove the water pump bolts and the stud. Started with draining the Dexcool and yes, I made a heck of a mess After I remove the basic; air ducts, disconnect all plugs it Jan 25, 2017 · ICT Billet Gen 5 LT - BOLT KIT ONLY Truck Camaro Water Pump Thermostat LT1 L83 L86 LV3 LT4 551374 ICT Billet Gen 5 LT - BOLT KIT ONLY Truck Camaro Water Pump Thermostat LT1 L83 L86 LV3 LT4 551374 . Package includes: 10pcs flange bolts; Compatible with: All GM LT Gen 5 series water pumps and thermostat housings from 2014-Present LS/LT1 Cast Front Runner™ Replacement Water Pump Cartridge Assembly Rating Required Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Required May 24, 2014 · The furthest cylinder from the water pump on each head will create a spot of very little to zero coolant flow due to the flow of the coolant and shape of the head. This results in a dramatically more reliable water pump that should easily last 100,000 miles or more. Remove all drive belts. Apr 16, 2014 · The coolant temp sensor that goes into the head is different than the one that goes into the water pump. And I did this entire procedure WITHOUT using oil or grease of any kind. Noticed that some vendors include the thermostat housing/neck but others don't. I’ll have to install a new pan gasket. New thick rubber gasket on my ac Delco unit from Summit racing. I also suggest the relay kit Meziere makes for their water pumps. Aug 27, 2022 · If you look closely, the LT1 model is the same as the LSx race model. $250-Water pump drive shaft (splines wasted) - appx. It is precision cast for a perfect fit out of lightweight aluminum, with an added a heavy duty impeller shaft and bearings to ensure long-lasting performance. Nov 13, 2008 · So this Fel-Pro timing cover gasket kit i bought came with a number of things. All SUPERCHARGER Black Chevy LT1 Mechanical Water Pump 1992-1997 This mechanical water pump is designed to have a natural pump Jan 18, 2008 · Great write-up Need your source for parts I have a highly modified LT1 pump in my 32 Ford, that needs a rebuild. 5" 3000 stall , BMR rear lower and upper control arms. Here a quick tech tip on how to correctly install a gm lt1 opti spark timing cover seal opti spark used in this build https://goo. And now I need your advice and your great experience too! I have seen some videos on youtube about how to change water pump on LT1 engine, all of them shoewd this process like very simple, but I'm new to this and still have more questions. This creates a high pressure area, when a hole is introduced to this area it creates a low pressure relief in the high pressure area. If you want to save cash, it would seem sensible to If LT1 - rebuild waterpump. the circulation pump should be fairly easy to turn with the belt detached. I went ahead and bought a new opti, plug wires, seals etc. Then run tubing from tee. I already was bypassing the TB by using a steam line from a 93 F'bird. 9 Diesel, Large Remote and Inline Remote water pumps. Also have a look at the intake manifold front and back for signs of oil leak there too, and if your replacing the opti, you might as well, since your there, replace the spark plug wires and spark plugs. Would anyone recommend an REPLACEMENT PARTS; SUPERCHARGER . 4) The highest flowing electric water pump is the Meziere HD. its predecessor, which only had 2 bolts on each side. These Chevrolet Performance water pump drive seals are designed to provide a reliable seal for your GM LT1/LT4 water pump driveshaft. The 93 Corvette water pump has a fitting on the front. These high-quality water pumps are backed by General Motors. Replaces GM PART # 12518277 perfectly. Each kit comes complete with a two part spring loaded mechanical seal. I didn't use any on the thermostat. 5 2. ) Oct 7, 2014 · I replace my optispark on my 94 z28 and now it is leaking oil i took it all back apart and it looks like it is leaking from the water pump drive shaft seal in this thread in this sub-forum in the entire site Dec 9, 2022 · Buy VIPCAR 01124 Water Pump for Chevrolet ‘LT1 LT4 LT5’ Engine, 2014-2019 Corvette 6. We removed the thermostat, and it works fine, so it has to be the water May 31, 2007 · C4 Tech/Performance - 1992 lt1 water pump install questions - changing opti and water pump when replacing water pump is it ok to rtv both sides of the new gasket or is this not necessary also info on surface prep; fine wire wheel on drill to clean surface/brake cleaner to clean it any other ideas also i bought new Mar 20, 2022 · BH tuning, Transgo shift kit, Eaton posi W/ 3:73 gears, EDGE 9. 6 Full Roller Rockers, Trik Flow pushrods, LT4 timing set, Accel injectors, OBD1 conversion, CATS tuning software, Sep 30, 2012 · If the hose from the TB is connected to the water pump, their flow is actually bucking each other. Thanks! May 13, 2008 · The water pump to block match up is completely different; you cannot install a common small block water pump. Remove the water pump to cylinder block bolts and remove water Mar 23, 2009 · The original cap i replaced when the water pump went, then the 2nd cap went when the coil lead burned through the front of it, 3rd was the accel cap that was bad out of the box, now i think the accel optispark has gone bad after about 100 miles. Nov 1, 2010 · The shell of the water pump will only need to be removed if the Opti-Spark or the front cover needs to be removed. $635 Flowkooler's 1691 pump fits the 1993-1996 Chevy Corvette LT1. gl/os7njN Mar 10, 2003 · 4. That way if pump starts leaking in the future, coolant won't run onto opti. Refer to Water Pump Cleaning and Inspection in Engine Mechanical - 5. May 28, 2007 · Just a little lt1. now i am 300 miles from home in a holet room beacuse it stared to act up again the car was running rough because the water pump was leaking onto the opti spark which caused i Apr 22, 2015 · C4 General Discussion - Water Pump Coupler Question - '94 LT1 - So I've gone through the first half of the WP replacement job (and thankfully my Opti stayed pretty dry despite not removing the knock sensors lol slow and steady seemed to work) but as its my first time I have a question before installation of the new Indmar Raw Water Pump. $119. Am I supposed to disconnect them? Should I stick the socket through the PS Jul 7, 2016 · With 197K mikes on the car I figured that the water pump was about due for failure. Clean and inspect the water pump. Apr 2, 2020 · New Water Pump Drive Seal 10217886 and H J 39089 Tool Installer OEM quality aftermarket replacement part Compatible with Chevrolet, Buick and Pontiac Used in 1992-97 LT1 engine timing covers Used in 1994-1996 L99 engine timing covers Material: Aluminum Exact item is pictured Quantity: 1 Seal & 1 Installer Tool Replaces the following Part Here I show how I removed the water pump drive gear and plate out of the LT1 block. 1. See All 12 Photos. The only real difference between the two is the absence of the heater core hose connector on the original. Oct 19, 2004 · 4th Gen Optispark and Water pump Replacement Written by Robert (call me "Bob") Forney and Charles O'Toole, but mostly by Bob Here are the symptoms of a faulty opti-spark: * Car suddenly dies and won't restart * Starts but immediately dies * Extended cranking to start * Rough idle * May 9, 2012 · Here's my thinking At this point, as I assemble my 396, I need to buy the following (as relating to the water pump):-LT4 extreme duty timing set - appx. Is the water pump and sleeve actually the front support for the water Here is how I have installed the water pump drive seal on my LT1 motor. I have destroyed 3 seals during the install. #22071. 5 x-pipe with dynomax bullets,march underdrive pulleys,gm opti,msd cap and rotor,Msd 6AL,Moore 10mm race wires,SLP line lock,SLP fan switch,aluminum D/S,Built 4l60e,TCI 3,000 stall,B Jan 8, 2011 · I did this few weeks ago- Since my rebuild, I had a small oil leak. The reason is that the electric water pump turns at a constant rate, regardless of RPM. The belt driven pump is the circulation pump. Looking for a replacement part you don’t see. Materials Required:-Sandpaper-1/4" drive 1/2" socket-O2 sensor socket-Factory coupler for water pump/water pump drive shaft-New timing cover seal for water pump drive shaft The LT1 / LT4 / L83 / L86 all have water pumps with pulleys that are off center. If its not then replace it. Jan 16, 2019 · C4 Tech/Performance - '94 LT1 waterpump splined shaft seal - I am doing an Optispark changeout on my Vette and I have a question as to where to put the o-ring that came in the box with the waterpump. We ship worldwide and will try to match anyone's price on the same product. Apr 16, 2014 · C4 Tech/Performance - LT1 Timing Cover Seal Replacement (picture) - I'm at the half-way point of changing optispark. Mar 20, 2005 · C4 Tech/Performance - 96 LT1 water pump replacement and ????? - Well after 68K miles the water pump has started to leak from the weep hole. . I have heard of people using a 'thimble'-looking device to enable them to slip the timing cover (w/ seals installed in the timing cover) past the water pump shaft splines so that the splines dont tear up the water pump shaft seal. Fun times! What do you think about if I just install an ewp and leave the broken water pump gear alone. It's always good practice to, at a minimum, remove disassemble clean reassemble and reinstall the optispark every time you do the water pump. If L98 - buy the whole waterpump. Runs great al;though I still have a slight shutter on take-off. I had to move it to its new home this weekend and noticed an 8 wet spot on the cement beneath the water pump area. ACDelco gold water pumps are the high-quality alternative to OE parts. RIP-Brother Rat 1996 Formula LT1, M6,Eaton Posi, Moser Axles, 4. I too decided on the drivers side of the water pump, in the housing right at the fitting for the hose that goes back to the radiator. This is a fairly detailed repair should take you mechanic install the pump. If you can only find a bearing with the seals, they can be removed with little effort. Hopefully I can pull it out, I’m thinking about installing an electric water pump. Apr 15, 2008 · C4 Tech/Performance - LT1 Water Pump Replacement ??? - I am in the middle of replacing the water pump on my 94 LT1. Installation Procedure Install the water pump and gaskets to the engine block. Mar 16, 2015 · If you can clean the oil/water out of it and it looks good then reassemble with loctite and reinstall. Install the coupling with the groove toward the engine. They run about 60$ from the gm up here for the coupler. What's the trick with the last water pump boltthe middle driver's side one? There are two wires/hoses in the way, tight against the housing. Is it because mine might be erroded on the inside and/or is it just a good idea to replace it Dec 21, 2009 · ~4th Gen LT1 F-body Fastener Torque and Spec Matrix~ Fastener Application Water Pump Mounting Bolt 30 lb. Oct 26, 2013 · The $94 wp is a import knock off, the $219 pump should be genuine GM. Since the water pump is no longer belt driven, the vehicle will still be driveable even if the serpentine belt fails. GM LT1/LT4 1993-1997 Camaro and Firebird Aluminum Water Pump OEM replacement Aluminum Housing Material Satin Finish Stamped Steel Impeller Material Gaskets Replacement Water Pump Triple Chrome Plated Fits LT1 and LT4 Engines Thermostat and Housing Not Included | Tuff Stuff Performance 1992-1996 Corvette Water Pump LT1 Chrome | Chevrolet | 40th Anniversary Collectors Edition Grand Sport Pace Car Hack on how to install the water pump shaft seal on a lt1 engine with out messing up the new seal, also replacing the optispark seal This video is part 1 of the repair Titled: How to replace the Water Pump and Opti-Spark Distributor on a LT-1 Engine found in 4th Generation Firebird and Che Apr 24, 2007 · :LS1LT1flag: last summer i had the water pump replaced that was because the car was overheating and spitting antifreeze,this was a 6 months ago and about 3000 miles ago. Anybody else have this same problem? Nov 1, 2012 · For those who need a part number for the LT1 water pump drive bearing it is 6201C3 the dimensions are 12mm bore, 32mm Diameter 10mm width. Here is a simple way to install the water pump shaft seal. Jan 17, 2008 · LT1 waterpumps are a bit pricey when compared with the L98. Indmar Raw Water Pump fits man Ford and GM engines like std and HO 351, TBI, MCX, RTP, Predator, LQ9, LY6, 8. HOT ROD Staff Writer Nov 01, 2008. NOT THE SAME AS A VETTE!!!! Camaro Z's are MUCH harder to do then a vette Sep 1, 1999 · The 350 LT1 head gaskets are not interchangeable with regular 350 Chevy head gaskets because they have different water passages due to the reverse cooling. 1992-95 (C4) LT1 Water Pump Aug 28, 2024 · If you are swapping the water pump get a Meziere electric pump. The 1970-and-earlier models had fan clutches and water pump pulleys with smaller holes to go over a 1/2-inch This stock replacement water pump shaft seal is manufactured by GM or by one of its authorized suppliers for use as a factory replacement part. Apr 25, 2010 · C4 Tech/Performance - 96 LT1 Water Pump Rebuild - Has anyone attempted to replace the seal in a water pump Vs replacing the entire pump? My neighbor is going to remove the water pump in his 96 LT1. It is available from several manufactures. Can anyone tell me if there are any tricks I need to look out for? I am going to replace the thermostat and the coolant and belt at the same time. The hose on the pump can be capped off. LT1 water pump drive shaft seal solution. IMPORTANT CAREFULLY READ THESE INSTRUCTIONS BEFORE INSTALLATION! CAUTION! NEVER REMOVE RADIATOR CAP WHEN ENGINE IS HOT! LT1 Water Pumps These water pumps are designed to fit the following applications: May 29, 2006 · C4 Tech/Performance - 93 LT1 Water Pump removal procedure needed - HELP! my water pump died on me and now I must replace it, question: dose anybody have any experences, step by step methods or the factory procedure for replacing a Water Pump on a LT1 engine? I will need all the above so your input will be greatly Thread: LT1 Water Pump Replacement. The instructions should start off with (remove engine from car) :smile: Feb 23, 2019 · A video describing the correct orientation of the water pump driveshaft coupler on a gen II LT1 engine, along with the reason why the orientation matters. The raw water pump is driven directly off the front of the crank pulley. This further mitigates the opti issues as the weephole in the original water pump can be plugged. One side hit the coil, the other was hidden behind the PS pump pulley and the front by Jun 6, 2018 · Large selection of marine raw water pumps, manifolds and other marine engine parts including carburetors and pumps. It ran fine for the hour drive so the opti seems OK at the moment. 10 Gears CC305 Cam, Crane 10308-1 Valve Springs, Crane 11746 NSA 1. 6 Pro magmuim RR; CIA budget headers w/ high flow cats; 2 1/2" cat back with X pipe; chrome dual cone CAI, 52mm throttle body, 30lb SVO injectors, Wilwood brake calipers, Power Stop drilled and slotted Mar 17, 2010 · It probably isn't worthwhile for a street-driven car. The GM Optispark is an optically-triggered ignition distributor used on the LT1, LT4 and L99 engines. Please note this pump DOES NOT FIT LT1 CORVETTE OR LTR ENGINES. Will free flow 50GPM with its heavy-duty electric motor while only drawing 6 AMPS. The seal appears to actually have two seals; a front (tan) and a back (black). Changing a water pump on a LT1 engine. Apr 29, 2011 · No water or engine oil leaks at all now!!!! The fuel pump from Pep Boys (Carter) was a bit shorter than the original presenting a couple of problems. _____ I have a 1996 Pontiac trans Am and need to replace the water pump on the LT1 V8 engine. If you do a lot of drag racing the electric water pump can help cool down the engine between rounds. You’ll note in these steps that LT1*C4 took the time to put the detailed instructions in the pictures. No oil leaks. A cam-driven pump revs with the engine; at top end RPM, the pump places a significant load on the engine, costing several HP. com FREE DELIVERY possible on eligible purchases Replacing the Optispark and water pump on a 1993 LT1 Corvette. mac and 65 Impala I got to what I thought was the bearing and the dealership sent me something entirely different. When you install new pump drive a tee fitting into weep hole, silicone or epoxy around it to seal it. let us know by contacting us at Info@prpracingproducts. Upon hooking everything up after getting my boat out of Feb 11, 2008 · If I had a high speed road race, (high rpm for long periods of time), I'd keep the stock water pump(and hope one day that Stewart Components puts out a high flow LT1 pump). $40-Water pump assembly (leaking/splines wasted) - appx. Nov 17, 2007 · $904 later its fixed. 6 7/16 rockers, patriot ultra gold extreme springs. The L82 / L84 / L87 water pump returns the pulley back closer to center of the This video will show you how to replace the water pump on a 1992-1994 C4 Corvette, Buy new water pump: https://amzn. NOTE: Coolant leaks from the water pump are a leading cause of Opti-Spark ignition system failures on LT1 and LT4 Corvette engines. Mar 6, 2012 · It may be a good idea to order the seal behind the water pump and opti spark if your going to replace it. ft. When removing the water pump, it is important to remember that the LT1/LT4 water pump is attached to the engine with 3 bolts on each side, vs. $170-Water pump drive coupler (splines wasted) - appx. The original head gaskets on the LT1 were wider and had holes that held the pushrods in place for assembly, but the replacement gaskets look a lot like the ones used on a regular 350. These parts are manufactured to meet fit, shape and function expectations, making them a smart choice for General Motors vehicles as well as most brands and models. Once I got the water pump off, I found the bearing was out on the output shaft. Explaining and showing how to properly install the LT1 water pump drive seal on any LT1 Camaro, Firebird, Trans Am, Impala, Roadmaster, or Corvette. Well, as you can guess after all that work, in -30C weather (I kind not), it still over heated. 2000LS1Bird. SKU WIK346. New AC Delco Opti, AC Delco opti vent harness, AC Delco distributor front cover seal, new advance auto water pump, AC Delco water pump shaft seal and O-rings, AC Delco thermostat, AC Delco coolant temp sensor. I run 5w-30. I have seen an LT1 engine with a belt driven fan. Take care of all gaskets that are exposed (water pump,throttle body, timing cover, whatever) and also seals for water pump and opti at timing cover. I think I need to fold the rear seal After all, if your going to replace a part it makes sense to upgrade its capacity if that a reasonable cost option, so if you have replaced your 1996 LT1 water pump and found what you used to do it was either a problem or an improvement over the original water pump Id like to hear about it in either case , and know the part number ,brand and Jun 9, 2013 · replacing the camshaft / water pump drive seal and opti seal on a 1995 cadillac fleetwood brougham LT1 Jul 26, 2014 · In the LT1 this problem is solved by driving the water pump directly via a spur gear driven by the camshaft sprocket. I have custom upper, heater feed, heater return pipes, plus a plug on another place a pipe used to be, so rebuilding mine is pretty important to me, rather than buying a rebuilt. Install new gaskets, with the tabs up, the water pump with the drive coupling, and mounting bolts. ThanksYup, another youtube video of the LT1 Seal Replacement process! I This LT water pump has been designed to meet or exceed all OEM specifications. No other symptoms. Thread Tools. com FREE DELIVERY possible on eligible purchases Sep 21, 2013 · THE DREADED WATER PUMP SHAFT SEAL MADE EASY. I'd appreciate any advice from folks who have recent experience with purchasing replacement water pumps for an LT1 engine. Dealers can charge upwards of $1200 to simple change a distributor. com or calling 215-969-3550 NEW, 1993 - 1997 Firebird LT1 Aluminum Water Pump now on SALE! Direct replacement for the camshaft driven water pumps on LT-1 engines at a fraction of the cost of dealer parts. The stock pump will flow more at high rpm than the electric water pump thus better cooling at high rpm. timing cover gasket, crank seal, opti seal, water pump drive seal, and two little o-rings. Jun 5, 2017 · I want to replace my water pump. Where is it? The opti is mounted on the front of the LT1, above the crank snout and behind the water pump. 1977 Impala coupe 305/th200/8. Feb 23, 2010 · C4 General Discussion - LT1 Water Pump Options - 94 LT1/ZF6 106k miles Car has been in storage for about 3 months. Not Yet Reviewed. May 18, 2017 · Replace water pump on 1997 Camaro Z/28 or any LT1. Basically create a small vacuum so when the sensor is pulled and replaced quickly no coolant will Oct 25, 2010 · LT1 water pump drive shaft o-ring (93-97) = 12553792 LT1 water pump gasket (93-97) = 10128343 M6 stock replacement LS1 clutch kit (flywheel, clutch, pressure Jan 28, 2017 · Converting Chevy, Buick and Oldsmobile LT-1 and LT-4 engines to Meziere electric water pump. Yes, it was/is from the infamous LT1 location. LT1 Water Pump Replacement. This fixed my misfire issues. Warranty Chevrolet Performance LT1 Water Pump Driveshafts 10128334. Nov 29, 2009 · In the LT1 this problem is solved by driving the water pump directly via a spur gear driven by the camshaft sprocket. Needs to be plugged on the new one. Nov 2, 2007 · 1977 Impala coupe/94 9c1 frame and LT1 swap. 17. May 1, 2010 · the water pump isnt actually dripping yet there is just some green residue by the weep hole so my goal is to replace it before it drips on the opti and save myself the 400 for a new one of those too. Not compatible with factory vacuum pumps. PRP’s LT1 electric water pumps are CNC machined out of 6061 billet aluminum and is a direct fit for LT1 engines. The drive assy and bearing is new 25k miles ago when the engine was rebuilt. I fixed it. I used an upgraded vented Optispark. Apr 13, 2011 · C4 Tech/Performance - Coolant temp sensor - LT1 - Can the sensor be removed without draining the coolant? It was suggested by someone to remove the radiator cap and squeeze the top radiator hose, then replace the cap. 3 auto,CAI,descreened maf,throttle restrictor delete,mobil 1 syn Mar 23, 2019 · Do any of you fellow forum members have any opinions, thoughts, ideas, or advice on what is the best replacement water pump to get for my 96 Impala ? I’m leaning towards the ACDelco Genuine Original OEM pump 251-255. 7L LT1 Water Pump Drive Shaft Coupler Compatible with Chevrolet Corvette 1992-1996, Impala SS 1992-1996 & Pontiac Firebird 1993-1997 & Buick Roadmaster 1994-1996, Replace# 10128334: Water Pumps - Amazon. Nov 1, 2008 · LT1 Electric Water Pump - High Volts Low Temps Redux. 1993-1996 C4 ACDelco Water Pump - OEM Number(s) (88926213) Our 1993-1996 LT1 and LT4 Water Pump is a direct fit ACDelco replacement. 16 Remove the two air pump-to-engine-block bolts with a 9/16-inch deep socket. Chevrolet Performance Water Pump Drive Seals. The cap of the fuel pump assembly could not be used due to the height issues. From skidim, I ordered what I thought was the correct water pump specific for the LT1 Engine (Indmar Part #68-5020, S685020) but the flange holes do not line up with the mounting Oct 16, 2018 · New Aftermarket H J 39089 Installer Tool for Water Pump Drive Seal OEM quality aftermarket replacement part Compatible with Chevrolet Used in 1992-97 LT1 engine timing covers Used in 1994-1996 L99 engine timing covers Material: Aluminum Tool Only!! (Tool Can NOT be returned once they have been used. Notice: Use the correct fastener in the correct location. Pumps will work with a 12V or 16V electrical system. Testing Meziere's LT1 Electric Water Pump. 1994 Red T/A - 116,000 - Rebuilt Trans - 2200 Stall - 3. my question - where do the o-rings go? are they replacements for the water pump driveshaft coupling or what? I’ve got a 10k mile engine apart; The water pump drive shaft seals tend to leak oil and the water pumps don’t last long on higher mileage LT1s; I suspect it’s because the bearing in the pump itself is too small, or there is misalignment between the block and the pump on the dowels. Shown here on a 1993 Camaro but should be similar on all LT1 engines. And while pump is off. :thumbsup:. That's commonly called a throttle body bypass and keeps the TB cooler. moozk zjd xbtaj tma tozyjj dqev zxqtcy bnv xnhdthf otbhuh