How To Install Rear Main Seal



Above is a shot looking through the clutch cover opening at the rear side of the clutch side seal. Posted: Wed Nov 07, 2007 8:38 pm Post subject: Install: Rear Main Seal for 4. Converting Your Chevy Block To A Race-Ready Two-Piece Rear Main Seal. Obviously the bearing water seal just has to be replaced, there's no option but I'd strongly recommend that you also order the tub seal as well. shaft seal installation INSTALLATION 7 R. Don't think so, but maybe your mouth can make different shapes to do it. Genuine Volkswagen Part - 068103171F. And only cost a few $. Symptoms of failure are usually a wet area on the rear of the oil pan, an. Refer both Procedures. So your rear main seal is starting to leak oil and needs to be replaced. With the plugs in I'm looking at around 60 ft lbs to get the crank turning. DO NOT get sealant on seal lip or outside diameter of wear sleeve. Now would be a good time to replace the front seal as well, providing the pulleys and harmonic balancer are removed before removing main rod caps. 5 while its still in the truck?. My 48 Dodge has a P23 engine (51 Plymouth) that has a two part neoprene rear main seal. I'm in the middle of doing the rear main seal on the Beater. one eyed willy Pizzle fo shizzle. I'm about to install Kirbans rear main seal. Rear Main Seal (1997-1999 models) Rear Main Seal (2000-2006 models) Now I can't actually comment on this first hand as I've never worked on an earlier model TJ, but it seems to make sense. I will replace both to make sure I fix it the first time. I install the seal backwards on the seal tool for a few minutes which will temporarily stretch it, then flip it and work it on the tool to install it. In order to get to the flywheel, I removed the transmission and the clutch as I show in these write-ups. Simple Green and some nice clean smooth rags will be suffice. Hopefully that's going to be your problem. See Special Tools. Find your local GN club and get some help. Average Rear Main Seal Repair Cost - To Have A Mechanic Replace Rear Main Seal The average cost to repair a leaky rear main seal, is anywhere from $800 - $1,200 dollars. and I would rather replace an intake gasket any day over having to pull that transmission again. How hard is it to replace a rear main seal in a Mazda 626 2. Click here to watch the video. Just used tool for installing the rear seal on 4JH1-TC , RA Rodeo. 3 engine uses a one-piece rear main seal mounted in a housing at the rear of the engine block. What are the steps to replace a Rear Main Seal on 440 Engine? How much time and material replace seal? Also, do the exhaust studs penetrate the water jackets in the heads? How much time and materials to seal (1) stud/bolt hole?. do the job once and insure you do not have to deal with rear main oil seal leaks the first time. I placed the rubber rope into the groove in the block and to the cavity at the mount surface. Tighten all main bearing cap screws to the. 0l In the last few weeks I have been getting a new design RMS from FelPro that has small "thumbs" of rubber molded at the split that created problems seating correctly. DIY | How to change cabin air filter in Hyundai Grand i10. Unfortunately, the rear main seal of a GM 350 a single piece, meaning that you'll need to remove either the transmission or the engine, pull the old seal, install a new one then put the engine or. A simple fixture, Enginequest alignment tool number AT350, mounts in the rear main cap to index the installation of the seal adapter. Its job is to keep the oil that sloshes around in the crankcase and oil pan from escaping out the back of the engine. Rear main bearing seal fit has to be correct or a leaking rear main bearing seal and/or a possible rear main bearing problem can occur. Rear main seal LS1 - posted in Engine: I have just started to replace the rear main on a mates GEN 3 VT Wagon after the job was blackbanned by every mechanic within a hundred Kilometre radius of Dunsborough. Install the tool in the block and the rear main cap first and carefully check that the seal halves will fit in the block recess with the tool in place, and the rear brg. (Pete Silfven tip) If the top half is difficult to install, rotating the crank while installing it will help get it in. Labor costs are estimated between $44 and $56 while parts are priced at $41. For the rear main seal the part number is National - Crankshaft Repair Sleeve Part # 99372 They also come with the installation tool that is used to drive the sleeve in place. Rear Main Rope Seal Alternatives make solve your engine leak and save time Danny’s Engine Portal supplies the following information on a rear main rope seal alternatives. Is there any tricks to install them on 4. Do not use silicone on the seal backing. Didn't see this anywheredo you jsut download the theme, then unpack (if needed) and just upload to themes folder, then modify theme location in correct config file?. The rear main seal cost approximately 50 bucks and a tranny jack from Harbor freight costs approximately another hundred bucks. This is the genuine OEM factory part. I think my rear main seal is leaking, and I'm not willing to tear into myself. Don't spend that kind of money. The clear plastic sleeve is there to help the seal go onto the sleeve smoothly and will be removed after the seal/housing are installed: Rear seal fully installed, as seen from the front (mating surface) side: And, last but not least, the housing re-installed on the engine!. 96 Accord 4 cyl auto trans w/135k miles. I think I get your point of view, that with a rope seal, one can completely botch the rear main seal install and still not have a catastrophic failure that ruins an engine. and replace the seal after removing the oil pan? What about if the crankshaft is scored?. I did have to borrow a torque wrench from a neighbor for reassembly. When installing the rear main seal housing along with the new seal, the lip of the seal must be lifted over the end of the crankshaft. Was on the Fel-Pro site and they offer a 2 pce rubber seal, part # BS13363 and is available locally. In this video, we show you how to change your rear main seal. The Rear Main Seal (1-piece) actually looks fine and the oil that is leaking is more than likely coming from the rear of the oil pain. It is also a barebones distribution that gives you complete control over what you want to install on your system. Put some oil on the inside ring of the seal where it rides on the crankshaft itself. Two-piece rear main seals leaking in Ford 429ci and 460ci engines is hardly an uncommon problem these days. Fixing the leaking seal entails dropping the exhaust, oil pan, main bearing support bar, and rear main bearing, and then replacing the two-piece seal. Habsmagali. Put new seal in and slide it under the crank, put new seal in the rear main cap Bolt it back together, torque main cap bolts and oil pump bolt to 65 ft lbs. , to pack the seal tightly into the groove, and tighten the main bearing caps (other than the rear) to snug the upper seal into the groove. That is usually a pretty good sign that it is a rear main seal leak, assuming that you have a rear main seal. Applies to 1942,42,1943,43,1944,44,1945 Jeeps models. While you have the pump off check the oil pump driveshaft and drive sleeve. I read on another post that the cummins seal comes with a driver to install it and another member said to drill a sheet metal screw in and pull the seal out with a claw hammer. The engines are the newer version with the lip seal on the rear of. 9 Crankshaft Main Bearing Cap Bolts 115 N®m (85 ft. Is there another place that the oil can leak from on these cars that has symptoms of a rear main seal??. Includes Rear Main Seal. I have a 1966 Bronco that had a steady rear main leak. Rear main seal install questions Post by carvinmark » Sun Oct 31, 2010 2:27 pm I have pulled the old one and was going to put in the new one when I noticed a definite groove on the crank shaft where the old seal wore into it. Rear Main Seal with Installation Sleeve. This specific impression (How To Replace The Rear Main Oil Seal On A Vw Jetta Tdi with regard to 2007 Volkswagen Jetta Timing Belt) preceding is branded along with: 2007 volkswagen jetta timing belt, 2007 vw jetta 2. I would sell it for $40 shipped. Continue reading to learn how to replace the rear main seal on your Honda Civic. As for labor time I'm not certain. Don't forget to use ,sparingly, some RTV sealant at the parting lines between the cap and block. While the rear main seal is easy to replace, getting to it will involve removing everything needed to perform a clutch job and then some. Let the seal set on the crankshaft after install for several hours, I allow overnight, to allow it time to shrink back to size before starting engine. There are two types of seals readily available. Now for the really stupid question. X2 on using the install tool. I need a quote to replace a rear main seal on 2001 Holden Commodore I will be very price driven so the best quote will get the job Cheers All Rick. You jack up the car, remove the belts, remove one bolt on the pulley, pry off the pulley with a couple of screw-drivers, pry out the seal, tap in the new seal, replace the other parts you took off. Just have a rear seal sleeve handy because the cranks wear a heavy groove from the seal which don't always seal up without the repair sleeve. Rear Main Seal Installation Instructions 06/05/06 When the rear seal is installed correctly, the sealing edges must line up correctly to prevent leaks at that point. A repair sleeve is a very thin sleeve made just for your engine and is pressed over end of crank to cover the worn groove. front crankshaft seal / rear main seal (OE) When it comes to important seals, the rear main seal is at the top of the list. remove the oil pan, the rear main bearing cap, and the seal comes out in two peices. Tell me the easy steps. pdf As long as the residual film of sealant will flatten and not interfere with cap torque and mate-up of the cap to block, you’re fine. 0T, Audi B8 A5 2. Rear Main Seal Replacement Cost The average cost for a Ford F-150 rear main seal replacement is between $76 and $88. If you’ve got an oil leak from the rear main area on any Toyota or Lexus 3. I read on another post that the cummins seal comes with a driver to install it and another member said to drill a sheet metal screw in and pull the seal out with a claw hammer. It is common for the rear main seal to leak on this engine. Okay, guys, Im gonna swallow my pride and ask, since Ive been searching and reading, and Ive busted four of these. Reinstall the engine rear cover using a new gasket and a new crankshaft rear main seal. one eyed willy Pizzle fo shizzle. Installation. What to look out for when dealing with rear main seal issues. The average cost for a Ford F-150 rear main seal replacement is between $76 and $88. Rings, rod & main bearings, water pump,timing belt & oil pump. In this case, installing a new rear main seal of any design should end the problem. Tighten all main bearing cap screws to the. Brought the 62' in for an oil change today and had them take a look at whether a new leak at the rear of the oil pan was an oil pan gasket or a rear main seal. doesn't return my calls I not only don't know how much it should cost but don't have a clue where to get it done. Rear main seal install?. From my poking aroung on the discussion boards I found out many owners with this do not fix it as they seem to know it's difficult to eliminate (some say a poor design). You shouldn't have to remove the engine but you may have to. Fortunately, here is the breakdown on how to get through it. On it, rear seal is changed thus:!. So I am going to replace my clutch this weekend and I dont have an fsm can anyone post up (Scan?) the section on clutch install/removal. It will stop leaks from the rear of the engine. ('01-'02) Installing Rear Main Seal? Jump to Latest Follow 1 - 4 I'm 99. In this video, we show you how to change your rear main seal. However you saying the oil is dripping on the exhaust manifold makes me think the leak is up higher like valve covers or intake manifold. rear main seal installation. Will a haynes or chiltons get me through the proceedure as a last resort? and finally do I have to drain the engine oil to do the rear main seal? Thanks Mudders, John. The rear main seal keeps oil sealed inside the rear of the engine, where the crankshaft connects with the transmission. How to Replace a Crankshaft Rear Main Seal A rear main seal will lose engine oil while causing a bad oil leak Your car's engine rear main crankshaft seal is designed to give the engine oil leak protection from between the crankshaft output flange and the engine block. One of the benefits of camping in an RV is the easy access to toilet facilities--no more trudging through cold or wet weather in the dark to use the nearest outhouse. Everything was going good till I noticed the rear seal area of the crank has multiple angular lines cut into the cranks rear seal areaguess this no Assembling 351C ,installing 2 pc. 0l seal, which must be pressed in below flush by about. May 16, 2009 #1. I believe it is the cartridge type, but I didn't think it was a two piece. 25" Viton ® Rear Main Seal. I cut a plastic cup and put it flush with the block and slid my seal on but it isn't going further. 2: Removing the rear main seal Fig. Whether it be ABS or mechanical brakes, have an assistant pump your brake pedal and hold it to the floor How To Replace The Rear Seal And Bushing On A Turbo 350. otherwise its not too bad of a diy job. How much should I expect to pay for a rear main engine seal repair on 1997 Tercel Black Hawk with an automatic tranny?. 19) This is the rear main seal. Replacing Rear Main Seal. If you did that to the new one, it would do the same thing. Easy to use parts catalog. just don't want to do it over. How to replace a rear main seal. Oil will damage rubber components, such as hoses, belts and motor mounts. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. I did have to borrow a torque wrench from a neighbor for reassembly. Use neat special seal puller to remove seal 4. Hi all, I am just beginning the task of replacing my rear Main seal on my Perkins 4154. I heard that it is important to change both once one is burnt out, is that true ?. Rear Main Seal Replacement Cost The average cost for a rear main seal replacement is between $295 and $362. Honda Civic: How to Replace Rear Main Seal. I let it sit for 24 hours before adding oil & starting it. Remove the rear main bearing cap. one eyed willy Pizzle fo shizzle. Install Rear Louver Panel / Grille Directly on Back of Air Conditioner. Sure sounds like the rear main seal. 1949 WD original 201 engine. Of course it's possible to do it yourself but it's not as simple as you would think (if you have an auto trans) If you are broke and need the seal fixed and must cut every corner to get it done with the lowest cost then i'd say do it yourself. 04-04-2008, 08:13 am. Installing a new rear main seal of any design should end the problem. 5 dohc I have had since 98. Great forum! I've been reading and learning a lot. It was the best fit of all the PVC pipe fittings (see Install seal photo). •Install the rear oil seal onto the tapered cone (2) and push the seal to the rear seal bore. The seal was provided under warranty. There's a good chance your rear main seal and PCV valve are failing. Pre-Powerstroke Diesel Section Events & Rallies. My question is I am replacing rear main seal and back plate and new part came with new style rear main seal installed in back plate. by slyedog240sx. Re: 1955 235 - Oil pan/rear main seal help, please! 11-19-05 10:41 AM - Post# 818812 In response to Josh S On the old Chevy 6's,the flywheel bolt holes in the crankshaft are drilled through,so oil from the engine can wick past the threads and get on the flywheel,looking like a rear main leak. Remove the rear main seal by placing the housing face down on 2 blocks of wood. Anybody have an actual or estimated cost to have a shop replace my 1993 A/T W250 rear main seal? I called Cummins Baltimore, MD service facility, but since the service mgr. Replacing the seal is easy, I believe, it's getting to it's the problem (pull the axles, trans, etc. Clutch is at 4mm, so I'm going to leave that in for now, but am replacing the rear main seal, clutch o ring, and gearbox input shaft seal (which as leaking, I think). 7: Use the proper tool to install the rear main seal Thread the screws of the tool into the rear of the crankshaft and tighten the screws snugly to assure proper seal alignment and installation. I need to replace the rear main seal on my 1941 Cadillac. We hope you enjoy this tutorial. How to Replace Fuel Filter 98-12 Ford Ranger October 12, 2019; How to Replace the Rear Upper Control Arms on a Volvo C30 S40 V50. and replace the seal after removing the oil pan? What about if the crankshaft is scored?. Then you can remove the rear main cap. They all list about putting the timing mark at the 5 o'clock position ect. 0L Rear Main Seal within the Jeep News and RSS feeds. Welcome to the forum. Here is GM part#'s rear main seal=89060436, rear cover gsk=12639249, flexplate bolts=11569956 (qty-6). (See illustration) Suzuki bulletins are intended for use by professional technicians, NOT a “do-it-yourselfer. Remove the clutch plate and disk (see Clutch Removal and Installation procedure). SCE recommends a light layer of Gasgacinch on the seal backing and on the main-cap-to-block mating surface outboard of the seal. Nothing to it! Jerry. I gotta replace my rear main seal on 97 K1500 Chevy 5. In fact, in certain older applications, synthetic rubber seals have replaced the rope material. If your installation scenario does not allow you to attach the Rear Louver Panel / Grille to the Wall Sleeve you may carefully secure the Panel directly to the rear of the Air Conditioner unit. Yahoo En Español Respuestas Entrar Correo ⚙ Ayuda. " This has been the death knell for many a vehicle over the years, as the cost of a fix for an older car is often more than the car is worth. Fixing the leaking seal entails dropping the exhaust, oil pan, main bearing support bar, and rear main bearing, and then replacing the two-piece seal. For those of you who want to retain the factory type rope seal and avoid the current non-asbestos fiberglass core rope seals available in most kits this is the seal for you. How did you guys install the new seal on the retainer plate? Haynes and chilton says to use a GM J-35621 or J-38841. Offset the ends of the seal 3/8 inch so the parting lines of the seal are not on the same plane as the parting line of the rear main cap , (you will have one end of the seal sticking up from the groove 3/8 in. The rear main seal is what seals the crankshaft to the engine block and keeps engine oil from leaking out around the crank. We gently inserted the lower half of the new seal into the cleaned rear main bearing cap, making sure the lip of the seal (seen in close-up photo) faced toward the main bearing. Then remove the rear main cap and change the seal. Free 2-day shipping. It is a real must have if you are doing a clutch! This seal fits the following:. Tech Question Wayne Harvey, Victoria, BC, Canada, 71 Plymouth Cuda 340What is the best way to install the rear main seal so itwill not leak. Remove the seal, using a seal puller. 3 IDI Front and Rear Main Seal Replacement. Sounds like they know what they are tslking about, so stay away from RTV at the rear mail seal. but its not behind the trans, its a two peice seal. Rear main seal replace insitu. main oil seal housing or rear main seal installer EN 47623. How hard is to replace a rear main seal on a 1995 GMC Jimmy 4. It will be driven in a housing that is bolted over the end of the crankshaft. How-To: Replace a Jeep 4. (Pete Silfven tip) If the top half is difficult to install, rotating the crank while installing it will help get it in. Oil does run down hill. gotta slide the top half out, and back in. Let the seal set on the crankshaft after install for several hours, I allow overnight, to allow it time to shrink back to size before starting engine. Rear main seal install questions Post by carvinmark » Sun Oct 31, 2010 2:27 pm I have pulled the old one and was going to put in the new one when I noticed a definite groove on the crank shaft where the old seal wore into it. But it sounds like you'd rather have a 57GC186A. I completed a search on this site and found that several people have used the Mercedes seal (#001 997 12 41) with great success. Just used tool for installing the rear seal on 4JH1-TC , RA Rodeo. How hard is it to change the rear main seal on a 2009 6. Holden V8 Rear Main Seal Installation. I need to replace the rear main seal and new replacement seal comes with a wear ring. How to replace the rear main seal on 4x4 pickup? I basically know how to replace the rear main seal on my gmc sierra 4x4 drop tranny flywheel and carefully pry out old seal and replace with new seal and seal replacement tool or socket of right size but would like a walk through to be sure thanks. Remove the studs, install and torque the supplied bolts. Any question about its condition, replace it. On Normal File Manager User or Admin User Could not have rights for copy files or folder in System Folder. It is important to note that if you have an issue with your rear main seal leaking on your VW or Audi 2. Use the Sneaky Pete tool to install the upper part of the seal. 0 engines are notorious. 3 IDI engine is the front and/or rear main seal. Remove the oil pan. The Rear Main Seal (1-piece) actually looks fine and the oil that is leaking is more than likely coming from the rear of the oil pain. How to Diagnose a Rear Main Seal Leak: Few words about your vehicle will stop you in your tracks quicker than, "you have a rear main seal leak. Anyway, I've paid a ridiculous amount of money to fix this car up. To Install: NOTE: Do not lubricate the rear main oil seal or the installation tool. Lube the new one with. I would make sure it is the seal and not a valve cover gasket, rear intake gasket,or distributor gasket. A - Modify rear plate - (this page) B - Machine slip ring. Just replaced mine myself (with a buddy) because I had a cracked transmission housing on my 00 xterra (figured I would replace clutch and rear main seal while tranny was out). Rear seals are a two piece design and are a direct replacement for rope seals. Rear Main Oil Seal Leak - posted in 6 Cylinder Engines: My dad has an XF Falcon with a 4. Apply a small amount of engine oil over the crankshaft seal hub surface before installing the seal. Remove the seal, using a seal puller. )The rear main seal can be replaced with the engine in the vehicle. MCP parts are used extensively in America, Europe and most of Asian countries now. Wipe down the crank where the seal will sit and do not lubricate it. Let the seal set on the crankshaft after install for several hours, I allow overnight, to allow it time to shrink back to size before starting engine. But it sounds like you'd rather have a 57GC186A. After you move the seal about 1/2" to 3/4" you can grab it with pliers and remove it the rest of the way. , finding other problems as you go). The shoe horn was tough plastic disposable type, somewhat helpful but not essential to installing the seal. shaft seal installation INSTALLATION 7 R. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. How Can I Bleed The ABS System On A 2001 GMC Yukon 4X4 With Front And Rear Disc Brakes. and have always had the pesky drip, and yes they are installed correct way around and no it is not leaky from anywhere else, I have checked the oil galleys in the back and the oil pressure sender location and all dry. Rear Main Seal -- Fits MH 44, 444, 55, 555, etc. See Further Discussion of the Main Seal. Well to change out a rear main seal on any engine isn't an easy task on that one through a shop probabley 6 hours of labor or so,shop rates vary but I would say labor alone to be at least $250. International Harvester / Farmall Cub Seal, Crankshaft, Rear Main for sale, 364692R91. One of the most common places for oil leaks on a 6. Is there some kind of magic juju that I need to observe to get the rear main oil seal installed on an L28ET? The engine is an 82, and the car was. Once the engine is up to operating temp, the leak seems to disappear. and I would rather replace an intake gasket any day over having to pull that transmission again. moey is looking for a Mechanic servicing the Hoppers Crossing area in VIC. Dropping the Transmission to Replace Rear Main Seal - posted in Drivetrain: Hey everyone, it's been a long time since I was last here on the forums. It is important to note that if you have an issue with your rear main seal leaking on your VW or Audi 2. I think I get your point of view, that with a rope seal, one can completely botch the rear main seal install and still not have a catastrophic failure that ruins an engine. hi there, One side of my headlights bulb burnt out and im looking for replacement bulbs. When Installing the REAR MAIN SEAL(Aluminum Housing)make sure you put a bead of silicone down each side of the. (Front, Rear, Upper, Lower). The seal also is not rubber, it is like a teflon seal, and not anywhere as elastic as normal everyday seals are that you have usually seen. Now for the really stupid question. Tighten the bolts until snug. When Installing the REAR MAIN SEAL(Aluminum Housing)make sure you put a bead of silicone down each side of the. Car was returned to me in pristine condition and no problems since, some 7000 miles later. TOP OF PAGE. I replaced mine in my garage and I droped the Tranny and exhaust and than remove clutch and replaced it. Tool is over $400. If the engine in your car is very old and the seal is leaking, it is most likely the result of simple age and use. You MUST remove the engine are the transmission to be able to service the rear main seal. its easy to forget how the seal was facing, and to screw it up sliding the top half up. These Tin Indian Performance Gasket & Seal Pontiac rear main seals are specifically designed for the Pontiac block. I need to replace the pinion seal on my rear Dana 44 axle. If you do not intend to replace the bearing in there, make the seal puller contacts ONLY the Axle Seal, not the bearing behind it. I was carefull not to install the seal backwards. Lots more fun laying on your back on cold concrete. Then you can remove the rear main cap. These Scat cast crankshafts are perfect for mildly built street engines or just to replace stock crankshafts that have seen better days. It says in the shop manual to make one and gives specifics. How to Replace the Rear Main Seal on a Lincoln Town Car Set the parking brake on the Town Car, and place the wheel chocks at both front and back of the driver's-side rear tire. This specific impression (How To Replace The Rear Main Oil Seal On A Vw Jetta Tdi with regard to 2007 Volkswagen Jetta Timing Belt) preceding is branded along with: 2007 volkswagen jetta timing belt, 2007 vw jetta 2. There is a 4inch puddle of oil under the car after parking and sitting after I drive it on the highway. I have all the basic hand tools, to include torquer wrenches, and I have all the necessary lubes and parts, including new greaseable Spicer U-joints. Driving with a rear main seal can be very dangerous as it can cause a low oil level very quickly. I have used each of the following seals: 1) FelPro original GMC rear main seal 2) FelPro "new & improved rear main seal with teflon/graphite impregnated rope 3) Tom Langdon's NOS asbestos. Loosen all except the front main bearing cap. You's be an (Insert demeaning comment here) to not replace the clutch while its apart, unless you like paying out the *** for labor. I would sell it for $40 shipped. If your replacing the rear main seal you should do those but the tranny's input seal you have to remove the pump so you will need the O-ring for the pump housing and. I need to replace the rear main seal on my 1941 Cadillac. 240 Cost to have a shop replace a rear main seal maintenance & nonperformance 240 Cost to have a shop replace a rear main seal - Turbobricks Forums Turbobricks Forums > Mechanical > maintenance & nonperformance. How Do I Replace Rear Main Seal On 1966 Mustang 289? I Have A 1966 Mustang That is leaking oil from the rear main seal. If you pull the engine or trans to fix the seal. Will a haynes or chiltons get me through the proceedure as a last resort? and finally do I have to drain the engine oil to do the rear main seal? Thanks Mudders, John. I think the rear main seal on my 57 312 is starting to leak more than just a few drips ans drops, when the engine is cold. 0T, Audi A3 8V 1. com-Jeep Wrangler Forum. 0l seal, which must be pressed in below flush by about. Rear seal fully installed, as seen from the back side. They all list about putting the timing mark at the 5 o'clock position ect. I would rather take a little longer than break some important parts. Don't worry, though, it's not that hard to change. When you install the new seal offset the seal so that about 3/8in. Two-piece rear main seals leaking in Ford 429ci and 460ci engines is hardly an uncommon problem these days. 0 engines are notorious. 3 engine uses a one-piece rear main seal mounted in a housing at the rear of the engine block. I know the manual says you can remove the sump with the engine in the car, but can you do the rear main seal as well?. Remove the oil pump and rear main bearing. Now I think it's the rear main seal, the bane of all car and truck owners. How to Replace Fuel Filter 98-12 Ford Ranger October 12, 2019; How to Replace the Rear Upper Control Arms on a Volvo C30 S40 V50. Over time the seal fails and this occurs. This past weekend i decided to replace the rear main seal. Carefully pry it out, don't damage the crankshaft or the engine! Lexls note: See that elusive EGR pipe up there (upper right)! Now would be a good time to check it and replace it if it's cracked. Skip navigation. Rear main seal LS1 - posted in Engine: I have just started to replace the rear main on a mates GEN 3 VT Wagon after the job was blackbanned by every mechanic within a hundred Kilometre radius of Dunsborough. Well to change out a rear main seal on any engine isn't an easy task on that one through a shop probabley 6 hours of labor or so,shop rates vary but I would say labor alone to be at least $250. Transmission shop quoted me at $250 to replace the front seal, and replace the rear main seal at the same time. We have had success with them in the past. I think the main reason a newly installed seal will leak is that it gets cut during install and or the sealant is not done perfectly. There is always some side seal that will extend out farther as you push the cap into place, this is normal when installing the Mancini main seal cap. 50% of the time, it's not the seal that's leaking, it's oil coming out from between the rear main cap and the block. Jason: I am installing a new rear main seal in my 1999 jeep wrangler 4. It needs to get saturated first and then seated, just like rings. It was the best fit of all the PVC pipe fittings (see Install seal photo). One of the most common places for oil leaks on a 6. Page 1 of 1 [ 5 posts ] Previous topic | Next topic : Author Message; jeremy_bedwell Post subject: rear main seal installation. 96 Accord 4 cyl auto trans w/135k miles. Other shops thought the small oil leak was coming from the oil pan gasket, but these guys did a more specific check on such things. Genuine Volkswagen Part - N90765301 (N 90765301). Buy Fel-Pro BS 40631 Rear Engine Main Seal Set, Rear main bearing oil seal installation set By FelPro from USA at Walmart. With all the cars leaking oil in parking lots its obvious many people don't repair this problem. I have all the basic hand tools, to include torquer wrenches, and I have all the necessary lubes and parts, including new greaseable Spicer U-joints. Rear Main Seal Replacement by Bill Schroeder The rear main seal leak among small block owners is a very common problem. Refer to Engine Rear Cover Replacement in SI. The rear main seal is leaking on my 1949 Plymouth in line six engine. I'm debating whether to pull the transmission again to replace the rear main seal.