How To Install Rear Main Seal

Not just because you can save a lot from expensive labor cost from most dealerships, but also know more about your car when something unusual happens to it. ok I am trying to replace my rear main seal and my oil pan seal but I can't figure out how to get the drive shaft off can anybody help if you know of a video about this that would be greatby the way its a 2001 base with an auto transmission. My rear main. Shop was busy and I was busy at the time, never had it done, year later, ended up replacing the transmission for other reasons, and did the rear main seal at the same time, the RMS costs about $20, at my own shop and time. We recommend replacing this seal whenever doing a clutch replacement or JZ engine swap. About half the time, on old V8 Yankee stuff, the "rear seal leak" is actually the pan gasket, or a seep past the parting line between the block and the rear main cap. Since you need to replace the flexplate anyway I would pull the engine out and do both of these things on the stand. The rear of the crankshaft has a two piece seal. This will let the crankshaft drop down enough to get the upper part of the seal out. Rope seals are pretty much universal, trimmed to fit. Place a drain pan under the end of the tube to catch any gear oil which may drip. Just make sure it is actually the rear main leaking-in nine years at a dodge dealer, I have never had to replace a rear main on a 5. Can anyone help with the install? Which way does the seal go? Any tips on getting it in without damaging the seal? They are kinda pricey! Pics would be great!. Symptom: An oil leak that appears to be in the rear main seal area. It did look mega-easy to do though. 8? i am doing a clutch and thought i might as well do the seal when im in there. I have a pretty decent oil leak that's sending oil all over the middle and bottom of the bell housing on the transmission as well as all along the trans itself. 0 LX, 83-95 GT and 93-95 SVT Cobra models. Exploded view of the rear main seal installation - 3. According to a mechanic on About, the best option is to replace the seal, using the sealer only if a temporary fix is needed. Below is a picture of the new seal temporarily placed in the side of the cap. If your engine oil is overfilled, you have to drain about 1/2 quart to lower the oil level, which is supposed to be filled as high as up to the bottom of the main seal, not over, or it will leak out from the seal. com Car Forums!. new rear main seal install procedure 4. •Install the rear oil seal onto the tapered cone (2) and push the seal to the rear seal bore. It make changing the flex plate and rear main alot easier than laying on your back if you don't have a lift to work under. Rear main seals are a pain to install. The rear window allows you to see what goes on behind your truck, which can help you avoid potential accidents and shields your interior from the environment. bottle for every 8 quarts of engine oil and it should at least slow down the leak and may even stop it. At $85 an hour you're talkin $1360 in labor alone!!! This is exactly why I do my own work. Rear main seal install, NERVOUS So the truck needs a new rear main seal, never done one before. That said, I have never once seen a BRM rear main seal leaking, and gosh knows I've replaced more than my fair share of DMFs. When the problem arises, much of the engine disassembles, leading to higher labor cost. Yarn also provides a shell script for installation. Thanks everyone for your help with this. Install Windows on Mac so you can jump back and forth from one operating system to another on the same computer. 25" Viton ® Pontiac rear main seal. Labor costs are estimated between $44 and $56 while parts are priced at $32. But if a rear main seal leak appears when the engine has been recently rebuilt or is fresh, you'll have to track down the cause. Maybe it is the old style of seal. With rear main seal leak, initially, the issues will be substantially less troublesome to face than later. To replace a leaking gasket here, drain the oil, remove the screws, take off the plate, clean the mating surfaces and fit a new gasket. bottle for every 8 quarts of engine oil and it should at least slow down the leak and may even stop it. But, how to replace a rear main seal without removing the transmission? You can find its answer by following a few steps process. Bar’s Leaks Concentrated Rear Main Seal Repair restores the seal to like-new condition, and also contains additives to stop leaks in severely worn seals and crankshafts. Install inner plate to crankshaft flange using mounting screws. Fortunately, here is the breakdown on how to get through it. If restricted, blocked, it will force oil past the seal eventually. there was tons of it but it seemed to crack. Before installing the main cap, paint a small track of sealant on the flat surface from the crank seal to the pan seal (Permatex aviation gasket. Made from Viton® synthetic rubber this one piece rear main seal is a direct fit replacement designed specifically for your engine block. 5L/460 Rear Main Seals and get Free Shipping on Orders Over $99 at Summit Racing!. Re: How to cut rear main seal for proper crush Super Snake Steve on January 14th 2016, 10:05 pm Can't you stick the seal in the block measure how much you need to take off then stick it in the cap as a reference file how much you need off then install that half in the block then just do the other half in the cap and install that. Install the seal into the main cap and lube with engine. Most rear main seal leaks are caused by a combination of normal wear in the crankshaft and seal combined with the drying, hardening and shrinking of the main seal. If not already in this position, screw the tension nut down on the threaded tensioner as in 2. I believe it is the cartridge type, but I didn't think it was a two piece. I do want to invest much money into the car. Title says it all, is there a way to tell a rear main seal leak from an oil pan gasket leak. The rope or wick style seal is typically found on older engines. Before I go crazy and start pulling the pan and the trans, any advice on how to replace this seal. Just make sure it is actually the rear main leaking-in nine years at a dodge dealer, I have never had to replace a rear main on a 5. I completed a search on this site and found that several people have used the Mercedes seal (#001 997 12 41) with great success. I think the Sneaky Pete tool that Tester referred to can also be used to replace a rope type seal. It is a small leak at the moment. , install kali Linux in VMware player. Use a razor blade or a utility knife with a SHARP blade to trim the seal almost flush with the block. Im doing the rear oil separator plate on my 04 Outback sedan. Went down to the torana masters at Gold coast got back home and noticed oil every where. There have been seals made where the seal step OD was too big for the block/cap ID. Pull the seal out and clean any oil or sludge away from the area. Keep in mind no shop "WANTS" to work on these cars and anything like a rear main seal is highly intensive work on these cars, comparitively to say a Honda, or even a sentra. I decided to yank the tranny and do it myself. Installation is the reverse of removal: 1. 0T, Volkswagen CC. I did take it apart and no issues. 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. Lube the new one with. I have a 57 235 in my 37 p/u that I rebuilt and the rear main leaked shortly after starting to drive it (motor sat for 10 years before being driven but started occasionally),I eventually tore it down and found that I had one half of the seal in backwards and it could also come from the pan gasket if not installed properly. Inspect both ends of the oil pump drive shaft. ive replaced rear main seals plenty of times on vettes with out raising the motor mounts,i usually release it from the idler arm and let the steering linkage hang a little bit then unbolt pan and remove unbolt oil pump and remove then 2 bolts on rear main. I have heard that you can use 2 gap tools to start the T seals into the block. This is a part you will want to replace if you already have your transmission out even if it is not leaking. ), or equivalent. 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. My rear main was dry as a bone. When Installing the REAR MAIN SEAL(Aluminum Housing)make sure you put a bead of silicone down each side of the. Make sure to use a new oil seal housing gasket ( Figure 5 ). The part are not all that expensive, it is the labor that jacks the price tag up. Re: how to replace rear main seal in 1500 midget Before you get into that, check to make sure that your engine case is getting plenty of ventilation. I have this 63 t bird with a 390 and it leaks oil like crazy,. To remove that old seal , determine the exact center of the steel rod within it then use a slightly larger punch to drive it out , it'l stick a bit before beginning to move. 7L with 130K. I've purchased a 1-piece rubber oil pan gasket and will install that tomorrow and return the RMS on Monday. I was wondering does anyone have any tips or experience with the Graph Tight Seal that I should know about when installing this Rear Main Seal. Packing protruding from the groove after the rolling operation should be cleanly cut flush with the surface of the cap and cylinder block. After getting the engine out I discovered the cheap plastic plate was leaking AND the rear main seal was leaking also. Glenn wrote: Front is front. Thread the J 41479 threaded rod into the tapered cone until the tool (1) contacts the oil seal. It was replaced under warranty on 1/25/2016. is sticking up on one side, this offset helps prevent oil leakage at the parting lines between the block and main cap. It is well made and got the job done EXCEPT the bolts that ship with it are not long enough to grab the flywheel bolt holes to pull the seal into place. Be careful not to damage the plastic of the seal plate. It is very common for the intake, oil sender or valve covers to leak in this area. (manual transmissions) Rear seal on transmission. I was carefull not to install the seal backwards. Tighten the screws snugly to be sure the seal will be installed squarely over the crankshaft. 5mm) above the parting surface to mate with the upper seal when the cap is installed. Porsche 911 Carrera (996) 1999-2005 – Rear Main Seal DIY, how to replace. Anyway, I recently undertook replacing my rear main seal on the F134. However, when getting quotes for the job, just for the hell of it I went to the Audi dealer was told:. Therefore, you have to download and install it yourself. 0 Mercruiser? We used to use a screw and just thread it into the thickest part of the seal and pull it out, sometimes a push on one end while pulling with the screw, just be careful not to do something stupid and nick up the surfaces, and you want to stagger the ends so they end up inside the caps and not right on the seems. 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. Remove main cap and loosen the other main bolts, screw a small sheet metal screw into the rope seal being careful not to scratch or nick the crank, as you pull on the screw rotate the crank in that same direction. Poor use of RTV can result in improper torque on the Bearing Cap. How to Fix a Rear Main Seal Step 1. The rear main seal kit I bought and installed included the little shoe horn. 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. 25" Viton ® Pontiac rear main seal. How to install a rope seal correctly We have used our rubber seals with very good results but there are many that want to use the rope seal. Inspect the rear main bearing face and crankshaft mating surface for any excess wear / mars. Transmission shop quoted me at $250 to replace the front seal, and replace the rear main seal at the same time. But, the intake was leaking like crazy lol. Also check your PCV system. i don't know if this is true for everyone but when i replaced my rear main seal and rear cover gasket i got water into my oil pan and had to do an oil change also. I am going to replace with the new Graph Tight Seal from Best Gasket Co. Ive done many rear main seal jobs in my day but never a 5. 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. Rockauto has the best price on all the Felpro seals for the entire engine. No products in the cart. A rope seal, properly installed, is the way to go with these motors. I do want to invest much money into the car. I believe that it's the rear main seal, since it leaks down both the transmission and the oil pan. I have found several cases of the PCV clogging on the TSI engine cars sending boost pressure into crankcase and blowing the seal. Other than an existing race driver tool, we spent about $10 getting plumbing pieces from the local hard ware store. 30 April 4, 2012 Page 1 of 1. FSM says to replace both the seal and the slinger. Since you need to replace the flexplate anyway I would pull the engine out and do both of these things on the stand. Tap and yank. has anyone ever replaced one in this kind of motor?? can i replace the rear main seal without pulling the motor?? any and all suggestions will be a huge help. I have a 383 stroker. No products in the cart. You can really replace a crankshaft rear main seal easily without the hitch when you put your heart and mind into it. Tool Sucks, having difficulty getting the seal to go in straight. The hardest part of installing a new Mustang rear main seal is getting to the actual seal. Exploded view of the rear main seal installation - 3. Find Rear Main Seal Installation Tools and get Free Shipping on Orders Over $99 at Summit Racing!. com Car Forums!. 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. 1L rear main seal question I am rebuilding the 8. Title says it all, is there a way to tell a rear main seal leak from an oil pan gasket leak. Rear main seal next to new Mazda seal The rear main seal is one to be very careful with. The most labor-intensive seal to replace on any engine is the rear main seal. The connecting ends of the seal are not in line with the two halves of the rear main bearing! If its a rope seal, put it in a jar filled with oil overnight. I'm onto replacing the rear main seal on my 72 390. 2016-2017 Mopar Rear Main Seal Retainer 68245707AA. A rear main bearing seal, or rear seal as it is commonly referred to, is a big, round rubber seal between the engine and transmission. when i replace the rear main in an s13 i always unbolt the motor mounts and lift up the engine a little bit and suppoirt it, drop the oil pan and reseal it and remove the housing for the main seal and reseal it and install the new seal. The "throw" of this tool is just a smidge over 1/2", which was enough for the 3. 0 TSI blew at 80k miles from PCV valve defect customer service refuses to help with repair cost. My rear main was dry as a bone. My Jeep is marking it's territory - rear main seal For about 6 months now I've had a steady oil leak, maybe a quart every 4000 miles. Scraped off old gasket stuff, replaced rear main, applied grey permatex and new gasket, slid on new rear main in the case and tapped in place. To remove that old seal , determine the exact center of the steel rod within it then use a slightly larger punch to drive it out , it'l stick a bit before beginning to move. We've found this to be. i have the engine pulled out and figured i might as well do that too. The package listed an installation tool , which seems to not be available any longer. --the rear main journal area must be clean (use brake cleaner as needed, so have several cans ready)--if the rear main area isn't clean the RTV on the areas as specified (joints of the upper and bottom seal, chamferred areas on the rear main cap) will not make a good seal. Once the tire is off the vehicle, remove the retaining pin from the emergency brake lever mechanism at the backing plate and move the cable out of the way. Remove the old seal assembly - Using a pair of channel-locks, pull off the old pump spring seal from the motor shaft. Rings, rod & main bearings, water pump,timing belt & oil pump. 0T, Audi MK3 TT (2014+) 2. If it is I'll return it and get the correct one. Eventually you will need to replace the rear grease seals in the hubs. Then I carefully pried it off the motor. While not common, the rubberized seal at the back of the engine, sealing the crankshaft at the back of the engine block where it bolts to the flywheel, will eventually dry out and leak. The suppliers sell this install tool to easily drive the seal in. I have replaced the rear main in my GMC 302 motor 4 times in an attempt to stop the GMC continuous undercoating system and so far all have been unsuccessful. Simply add BlueDevil Rear Main Sealer to your vehicle’s engine oil and your rear main seal leak will be stopped as your drive your vehicle. If you have a Pixel phone, either in the Android 10 beta program or still on Android 9. The seal doesn't look like it's leaking around the crankshaft, but it looks like the housing it's in leaks near oil pan. How hard is it to replace the rear main seal on a 3. The rear main seal will come off without touching the main bearing cap. Wipe down the crank where the seal will sit and do not lubricate it. This is a very common leak on the 1FZ and many of us just live with it for years and years, as long as it's just a few drops or maybe no drops and just some wetness above and on the swaybar. How to install Android 10. Inside the center of the seal plate is the ceramic part of the pump seal. Step 9 – Install the new flywheel. Once the area is clean, apply a thing coat of fresh oil to the new seal and place into position. 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). The Leak A hot tub pump shaft seal can wear out over time, requiring it to be replaced. add a comment. Prepare the seal in the rear main cap (bottom) first. Guys: I need to replace the rear main seal on Old Blue (37 1/2 ton, 216 cu in. The seal retainer itself can be the source of oil leaks so particular care must be taken to insure it’s sealed to the block well also. I have a C that I am restoring, and the rear main seal drips a little bit. My main question was does the starter also have to be dropped? as that is not mentioned in most of the write ups I have seen. RPM Package Manager (RPM) is a free and open-source package management system for installing, uninstalling and managing software packages in Linux. Maybe it is the old style of seal. JA-3762 REAR SEAL DG250; XK140/50 MK7-9 EARLY MK2&3. The rear seal cap holds the bottom half of the rear seal to the crank and provides a surface for the oil pan to seal up against. Install inner plate to crankshaft flange using mounting screws. anybody here know how to replace it? Is there anyway I could change it without removing the engine and transmission?. Loosen all except the front main bearing cap. The rear main seal will come off without touching the main bearing cap. Lining up the edges straight as shown in Photo #1 is difficult because you can’t see what you are doing. 1) Do I have to yank the motor out of the car to fix this. However, some axles have a cover plate at the rear of the differential. Looking for pics or measurements of this installed. It also said to install the seal dry. I provided this information to my mechanic and he told me that he cannot locate this seal. Rear main seals require you to remove the oil pan and drop the crank if it is a one piece seal. 19) This is the rear main seal. Rear main seal next to new Mazda seal The rear main seal is one to be very careful with. Before I started the work I knew I had an oil leak out of my front main seal on the crankshaft seal and I thought same for the rear. 2) What is the best way to fix it. This seal is somewhat more labor intensive to replace as it requires the transmission and engine to be separated so we only use Toyota OEM rear main seals because they are the best quality. Fel-Pro is a trusted automotive aftermarket brand of gaskets for engine, drivetrain, cooling, fuel and exhaust system repairs. Replace the old rear main seal in your 1994-2003 Ford 7. At least I think that was it. When you install the new seal offset the seal so that about 3/8in. 0 TSI blew at 80k miles from PCV valve defect customer service refuses to help with repair cost. In this video, the Bentley Publishers technical editorial team shows how to replace the rear main seal on a Porsche 911 (996). I have removed the old rope seal and am attempting to put in the new rubber seal from Fordcraft. And don’t forget that oil pump as any leaks from it are easily blamed on the rear main seal along with rear block galley plugs and the camshaft rear plug. looking though some of the old chats on here I am woundering witch brand of seal to use and best or easiest why to get this done? have motor and tranny apart replaced frount seal in tranny flywheel is removed and. With rear main seal leak, initially, the issues will be substantially less troublesome to face than later. Rear main seal. 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. If it is I'll return it and get the correct one. Eventually you will need to replace the rear grease seals in the hubs. 0T, Audi Q3 2. The old style uses a garter spring, the new style does not. If you have a Pixel phone, either in the Android 10 beta program or still on Android 9. But if a rear main seal leak appears when the engine has been recently rebuilt or is fresh, you'll have to track down the cause. It can be expensive to repair, often $600 or more, because it typically. 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. Average repair cost is $180 at 50,800 miles. it is the rope type seal. Use a razor blade or a utility knife with a SHARP blade to trim the seal almost flush with the block. The cover plate is leaking from the passenger side corner. How To : Replace the seal to a washing machine door A leaky washing machine is a problem that should be addressed quickly. last year I helped my step father take out his 300 from a 79 ranger and put in a 400. Put this in your Model A tool drawer as it's. I thought my rear main was leaking and was going to replace it when I did my trans rebuild. Do a light rebuild. We hope you enjoy this tutorial. The FelPro Oil Pan Gasket includes instructions on where to apply RTV to the Gasket as well. Q: How much is it to replace the rear main seal My car has 140000 miles. I am not a certified mechanic, just a hobbyist hoping to help others out with my videos. " 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. I believe it is the cartridge type, but I didn't think it was a two piece. Thanks for contacting us today. Install into Main Cap. My current project is a 97 Outback 2. In this case, installing a new rear main seal of any design should end the problem. The seal was provided under warranty. 0T, Audi B9 A4 2. Rear seal fully installed, as seen from the back side. Still not sure if that got it or not though. Loosen all except the front main bearing cap. Below is a picture of the rear main bering cap reinstalled with new seals. After the transmission has been removed remember to drain the coolant before proceeding further. The write ups make it look much easier than it isespecially on a Northeast Jeep, my 81 corvette rear main seal was a breeze compared to this and on that I had to drop the front steering components. Put this in your Model A tool drawer as it's. I just replaced the rear main seal on my 1998 ranger 4. Howdy there Mark, Just off the top of my head I would estimate the rear main seal to be about $675 parts and labor at $75 per hour labor rate. The seal doesn't look like it's leaking around the crankshaft, but it looks like the housing it's in leaks near oil pan. Cost of repair on Rear main seal? I have a 1999 honda accord, 4cyl. Lining up the edges straight as shown in Photo #1 is difficult because you can't see what you are doing. Before I go crazy and start pulling the pan and the trans, any advice on how to replace this seal. If you have a big block or manual trans, the trans and bellhousing must be separated from the engine and the rear of. I found some directions that indicate it can be replaced without dropping the crank by working it over the top of the crank with a wire. Rear Main Seal Installation Tool (BRM)(CBEA/CJAA)(CKRA) About Us IDParts. Think of it this way: if you don't use the sleeve, you might have to replace the rear main seal again soon. I will talk to them tomorrow. If any damage is evident the crankshaft will need to be serviced. Note that if the car had a rope type seal in it before, it will have a small pin (like a nail) sticking into the seal cavity in the main cap. Lubricate the seal lip with straight 50 W oil or a bearing assembly lube as those lubes that will stay in place until the engine is started. Once the area is clean, apply a thing coat of fresh oil to the new seal and place into position. 4L engines, J 41349 for 3. A complete kit with the tools you need to correctly remove and install the rear main oil seal and wear ring on the crankshafeet eliminates makeshift methods of seal removal and installation that could damage the new seal or crankshafeet. The cost to change the main seal if you really want to insist would be something in the $1500 range. 9L Cummins engine. Since you need to replace the flexplate anyway I would pull the engine out and do both of these things on the stand. Tap into place with a mallet to seat them if absolutely necessary. Shop was busy and I was busy at the time, never had it done, year later, ended up replacing the transmission for other reasons, and did the rear main seal at the same time, the RMS costs about $20, at my own shop and time. If you push them in just a bit too far, there's no way to pull them back out again and you usually end up trashing the seal. My current project is a 97 Outback 2. The seal is in two halves - the upper in the block and the lower in the rear main bearing cap. 0T, Audi B8 Allroad Quattro 2. The rear axle is a Dana 35. Remove the rear main bearing cap. It also has a smaller taper than the one I got from Napa. My Account. Install the oil seal with the part number markings facing away from the engine. I can't find the neoprene half moon style gasket that is the more modern style but I found a "sneaky Pete " tool to use to install the old style seal but once I hook the gasket in the tool, it won't go in the groove. In this case, installing a new rear main seal of any design should end the problem. 1986 and up are one-piece rear main seal engines. 8)Undone the rear main seal bearing needed a long bar on ratchet these bolts are torqued right up 9)Hit the bearing cap with a hammer to break the gasket goop dropped straight out caught it 10) pulled out the neoprene seal put a new neoprene seal in oiled it up before i put it in (dad came and helped with this if it leaks its his fault). A rear main bearing seal, or rear seal as it is commonly referred to, is a big, round rubber seal between the engine and transmission. Just make sure it is actually the rear main leaking-in nine years at a dodge dealer, I have never had to replace a rear main on a 5. Rear main seals require you to remove the oil pan and drop the crank if it is a one piece seal. Re: Rear main seal replace 69F100 on October 17th 2011, 7:55 pm I agree with Randy I would just leave the trans in the car and pull the engine that way you don't loss all your trans fuild. Replacing the RMS on any car can be daunting. held on by screws or bolts. Enjoy the pics! Learn more about Jaguar XJ-Series at the Edmunds. Re: How to cut rear main seal for proper crush Super Snake Steve on January 14th 2016, 10:05 pm Can't you stick the seal in the block measure how much you need to take off then stick it in the cap as a reference file how much you need off then install that half in the block then just do the other half in the cap and install that. I put a Felpro in a few thousand miles ago when i had the motor out and that was my first time doing a rear main. It moves very ,very, slowly. And don’t forget that oil pump as any leaks from it are easily blamed on the rear main seal along with rear block galley plugs and the camshaft rear plug. 1L rear main seal question I am rebuilding the 8. Then I carefully pried it off the motor. Part information, vehicle fitment, and availability for Fel-Pro BS 40700 Engine Crankshaft Seal Kit. In this case, installing a new rear main seal of any design should end the problem. Is there a alterative tool thats works for that I can get at local auto parts store? I have napa, carquest, advance auto, autozone, pepboys, and fisher. That is why the rear main seal is a $140 part The SST number is T10134, and installation of the seal carrier is critical. He'd just rebuilt his engine and had a significant rear main seal leak. 2013 Dodge Dart Rear Main Seal Retainer 68433467AA. Remove the transmission 3. It also has a smaller taper than the one I got from Napa. If you push them in just a bit too far, there's no way to pull them back out again and you usually end up trashing the seal. Inspect the crankshaft seal surface for any damage. 5mm) above the parting surface to mate with the upper seal when the cap is installed. Some people are getting quotes of up to $2,500 dollars on some vehicles, which is way to expensive for what I was trying to do…. Wipe the under side of the engine to clean all dirt and oil from the oil pan, etc. You can really replace a crankshaft rear main seal easily without the hitch when you put your heart and mind into it. For the rear main seal (of which mine has developed a recent leak), it seems just the seal itself is a no-brainer because it's right there. Install the tool (with the seal mounted to it) onto the rear of the crankshaft. FelPro makes a conventional seal with a repair sleeve. The rear main seal I got is from National Seal. Step 16: Apply RTV to your new rear main seal. Front and rear views of the Kaase 1-piece rear main seal for Ford 429-460 engines. Most rear main seal leaks are caused by a combination of normal wear in the crankshaft and seal combined with the drying, hardening and shrinking of the main seal. One of the things that can happen is that after replacing your gearbox and putting it all together- it leaks. Thanks for contacting us today. I've used them on all of my pontiac builds for the last 5 years and have had no failures or issues. The rear main seal will come off without touching the main bearing cap. Install the seal into the cap recess and seat it firmly. Here's how to get started on both a computer and an iPhone. 0 TSI blew at 80k miles from PCV valve defect customer service refuses to help with repair cost. If you are replacing the rear seal, you really should purchase a service and repair manual for your Ford F-150, as following each step in the right order is crucial to ensure a proper seal and reduce the potential of leaks. A lift and a transmission jack greatly aid in the replacement, but are not strictly required. You can use either the desktop icon or the Open button to launch. An article on the International Full-size Jeep Association website recommended to “coat the block contacting surface at the upper seal with soap, and the lip of the seal with engine oil,”.