Originally, stop leaks were mostly particulate based and used things like sawdust to clog leaks. For instance, if your vehicle holds 8 quarts of oil then you will add 8 ounces of BlueDevil Rear Main Sealer. Yes, the BlueDevil Rear Main Sealer would be appropriate to use in stopping these leaks. Thank you very much! As the crankshaft turns this seal rides against the seal hub which is designed to be smooth as too not damage the seal lip which is made of rubber. Yes, the BlueDevil Rear Main Sealer should have no problem stopping a small engine oil leak. Thank you in Advance. It’s been about 250 miles since the addition and there’s still a leak. Luckily, if your rear main seal is leaking, you have a few options outside of replacing your engine or paying for costly maintenance. on the Advance Auto Parts website before you make your purchase. (Rear main seal pour n go- 2000 Tacoma- moderate oil leaking from rear main and valve cover gaskets.). Thank you for asking about your Dodge. The rear main seal is the seal that goes around your crank shaft at the back of your engine where the transmission connects. Head to your local auto parts stores and pick up BlueDevil Rear Main Sealer. The seal housing will have bolts holding the housing to the rear of the engine block. BUT the most common leak in that area is the rear main seal. If your rear main seal is leaking, it is likely that other components of your engine are worn down and will soon start to leak as well or start to slowly fail. Luckily, if your rear main seal is leaking, you have a few options outside of replacing your engine or paying for costly maintenance. Rather than simply clogging up leaks, BlueDevil Rear Main Sealer is designed to revive and rejuvenate the rear main seal in your motor so it can do the job it was originally intended to do. Typically, you should expect to see results after about 100-200 miles of driving. The gaskets simply will not last forever. 2002 Chevy Tahoe Z71 pro-strength rear main stop leak 500ml. Yes, the BlueDevil Rear Main Sealer can be used in your vehicle. Keep in mind, it may take around 100-200 miles of driving before you start to notice improvement. For example, whereas the vehicle has a standard transmission, it may be time to replace the clutch as well since the … In this video I’ll show you how to replace a leaky rear main seal and oil pan gasket in a Jeep Cherokee, but this procedure is applicable to many different vehicles. 2003 Toyota 4Runner, 4.7L V8, 4wd, 173,000mi. Just add one 8 oz. The rear main seal has been leaking a little off the truck. 2 mo ago. Go. I added BlueDevil Rear Main Sealer to my 1999 Toyota Camry after the shop informed me that the vehicle had a leak and the repair would cost me over 3,000 dollars. Technically the bottle says until the leaks stop or up to two days drive time. However, the product may be purchased and delivered to you through our website: http://store.gobdp.com/rear-main-sealer-00234/. You will NOT need the entire bottle. of BlueDevil per quart of capacity. You can also purchase BlueDevil Rear Main Sealer directly from the manufacturer here: Transmission Sealer, or at your local auto-parts stores: Pictures provided by www.ehow.com and www.cdxetexbook.com. BlueDevil creates a permanent seal. PS: My SUV just started leaking. Once the Oil Stop Leak is added you should notice results after about 100 miles. I have a 1982 Suzuki 850 the gaskets on the motor is leaking will you rear main sealer work on motorcycles? Thank you for asking about your Ford Ranger. Other Entailing Services. I decided we better get the oil changed because I didn’t know when it was last done. I have 2004 mercedes c240 4matic and i have rear end seal leak just after driving for comple hours You would use 1 oz of the product per quart of oil in the system. The oil will leak out, and you will need to top up the oil more frequently. As long as you are not losing oil too quickly, not more than seeping or dripping, then you would be a good candidate for the product. bottle for every 8 quarts of engine oil and it should at least slow down the leak and may even stop it. Once added, expect to notice results after about 100 miles of driving. The parts for the job can cost anywhere from $30-$60, depending on your location. I have 2005 dodge durango… the rear defferential pinion seal leaked all the oil out…the back wheels wouldn’t move because of the seal …I was told…can blue devil repair it?? Does your product work with synsectic oil? I have a 2003 Ford Windstar van, my mechanic said my rear main seal is leaking, he is putting in a ” solution ” to try and seal it, if it doesn’t work, is it worth it to fix given the year and 193,000 kilometers on it…he said its a big job and costly…thank you…could you reply asap, he has it up on a hoist as I’m texting thisVh. After the repair there were no more spots under the vehicle and… Reply Share. Well, it’s a complicated subject, but I’ll make it as simple to digest as possible. We recommend adding 1 bottle of the BlueDevil Oil Stop Leak rather than the Rear Main Sealer. If you have main seal leak problem, this 16 ounce bottle of engine oil leak additive will permanently solve it. Thanks, john. Some makes and models have to have the transmission dropped in order to remove everything and access the block in good shape, which is extremely labor intensive compared to something like a valve cover job up top. I took it to the dealer a.k.a. How To Replace The Struts On Your Toyota SUV For Cheap. i did a oil gasket change but i think when the car is stopped it leaks a little maybe some more when its driving. This procedure tightens the old seal and may stop the oil leak. Need advice on a dealing with a blown head gasket? How does your product compare to “Bars Leaks?”. I am not sure where the leak is coming from yet. does your product will work in those engines and syntetic oil without problems? The product can be purchased locally through AutoZone, O’Reilly Auto Parts, NAPA, and/or other independent parts stores. 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. If it's plugged or stuck, there will be pressure in the crankcase instead of vacuum, and that often makes the rear seal leak. It’s quite difficult to pinpoint the cause of that type of leak. Would the product still work with the old rubber from those days? He mentioned the transmission has to come out. If you have a leak from both the oil pan gasket and the rear main seal then we recommend using 1 bottle of the BlueDevil Oil Stop Leak. You are fine to add the product to the oil already in your system. For best results, you will want to change your oil before and after the BlueDevil process. there are no oil stains in the driveway and the oil level has not moved in 10,000 miles. Bar’s Leaks Rear Main Seal Solutions — Main Seal Motor Oil Leak Repair (MS-1), Concentrated Rear Main Seal Repair (1040) and Engine Oil Stop Leak Concentrate (1010) A rear main seal leak is among the worst things that can happen to a vehicle because it impacts a hard–to–reach engine component. It sits low inside the engine block, usually just above the oil pan (also known as the sump), and counterweights splash oil to lubricate the main bearings. The full bottle will be used in a 4 or 6 cylinder. This leads to a lot of speculation, and very often, poor conclusions as to whether or not a leak stop product is even the right solution for their leak. Hello! Yes, but be sure to only use 1 oz. my car is a 2003 bmw 325xi. Yes, the BlueDevil Rear Main Sealer is compatible with your Dodge Ram. I have took it to 3 machine shops and they told me that it’s the rear main seal. Hey i have a 2007 Yukon Denali rear main seal is leaking and I was told if I use a stop leak fluid it could blow my engine up Are Oil Stop Leak Products A Scam Or Do They Really Work? Can blue devil rear main seal additive cause very faint smoke occasionally from the exhaust? This truck has been drivin by dad and I, but now the rear main started leaking overnight. Thank you for asking about your Suzuki Grand Vitara. Based on your description, we would recommend using the BlueDevil Rear Main Sealer. Would you suggest I use the rear main seal treatment or the oil stop leak treatment? Options to Fix a Rear Main Seal Leak Post categories In Volvo 850 , Volvo S70 & V70 1998-2000 , Volvo Transmission , Volvo XC70 & V70XC Let’s talk Rear Main Seal Leak The way stop oil leak products work, depends on the brand you buy. I have a slow rear main seal leak. Most places will tell you that's a common thing for rear main seal. Yes, the BlueDevil Rear Main Sealer will work in a H22 VTEC engine. Jump to Latest Follow 1 - 6 of 6 Posts. The BlueDevil Rear Main Sealer is only intended for rubber seals. I have an acura 2008 tl i found out a little bit of leak on transmission oil pan take it to dealer they told me os oil leak because of rear seal it would cost alot to repair over a grand because they have to remove transmission to get to it and told me not a lot of people doing it just keep cheking on oil level I have mention to them about blue devils but they wouldn’t recommended but for your recommendations will ot work with blue devils your response will be appreciated. I have a 2009 BMW X5 that was not having any problem that I know with oil leaks until my last oil change. Hi there, I have 2006 chevy Aceo, its leaking a little bit and leaving spots on my parking everyday. Mechanic steam cleaned and put dye in and says to drive about 200 miles and bring it back and they could better tell where the leak was coming from. It has 310,000 miles. You should add one 8 ounce bottle of BlueDevil Rear Main Sealer. Spreading oil over your hot exhaust pipe is, most importantly, a fire hazard! You should notice results after about 100 miles of driving. The product can be purchased locally through AutoZone, O’Reilly Auto Parts, Advance Auto Parts, and other auto parts retailers. Once it is added you should notice results after about 100 miles of driving. Jeep 4.0 engines are notorious for leaky rear main seals due in part to the two-piece design. Could it be just the seals? Here’s why that’s a bad Idea. How to Fix a Rear Main Seal Leak in One Easy Step. Thank you for asking about your Chevy Express 3500. If your car has a manual transmission then this would also be a great opportunity for a new clutch setup. Many times the mechanics’ quotes for getting a rear main seal fixed are so high that it seems a better option to drive the vehicle and just add oil regularly to keep your car running. I had my 2001 Porsche RMS replaced 5 yrs ago, and we have a small leak again. Thats in 1000miles and 2 months. Welcome to the BlueDevil Products Auto Blog! How you can quickly fix leaking oil seals by using a little bottle of sealer. What do you think if the car is $2,000 and the rear main seal needs to be replaced is it worth it? BlueDevil Rear Main Sealer is a versatile rear main seal fix for seals that are dried, cracked, or shrunken due to age or use. Thank you for asking about your Chevy Bel Air. The seal is also in the area of the engine where splash lubrication occurs so a lot of oil can leak quickly while the engine is running. To prevent future leaks and for outstanding preventive maintenance, install Rear Main Seal Repair every 5,000 miles or with every oil change. to fix this, it will cost me over $1000. Once the product is added you can expect to start seeing results after about 100 miles of driving. it’s not worth it. Can i used it in my old oil or do i need to change it frist then add !!! Avoiding costly repairs is every car owner’s first priority. I don’t want to replace it again. I HAVE A 1954 MERCURY MONTEREY THAT I PURCHASED RECENTLY AND MY MECANIC SAID TO GET SOME BUE DEVIL I’LL ADD ONE BOYYLE TOMRROW. Will Bluedevil work for me? The BlueDevil Oil Stop Leak will treat the rear main seal as well as the other leaks you are experiencing. Based on your description, we recommend using the BlueDevil Oil Stop Leak. And how much should I use and how often. Any update, I have a similar car, and curious if it worked. It leaks a little oil from lower front of engine after driving. this is brand new, not old with many miles. What To Look Out For When Buying A Used Car! Is Blue Devil safe in a supercharged engine? Thank you for asking about your Porsche. All the best. Once the product is added you can expect to start seeing results after about 100 miles of driving. product sku code: oa04733 its a rear main seal. Do you only need to use it once or every time you change your oil? Show Less. i have a 1989 260e benz the rear main seal is leaking how many bottle should i use in it and friend told me when i put it let it run for one hour thanks. These leaks can’t be plugged by any material, since the gap is simply too large for any liquid to fill it and harden under pressure like that. Contact us at 888-863-0426 with any other questions. Unfortunately the only fix is an actual mechanical repair. Will your product work on it or is this to expensive of an engine to put this in. Ultimately, these caused more harm than good. Ask your boyfriend to check it out. However, the process to get to the rear main seal to replace it often requires removal of the entire engine and transmission from the vehicle, a job that can only be done by very skilled mechanics and even then can take 6-10 hours! What do you recommend? rebuilt big block chevy; , a thorough pain cause not matter how careful I am in assembling, the split rear main seal will drip. That’s why, if yours is faulty, a rear main seal leak fix should be at the top of your to-do list. Feel free to contact us with any questions. It is not necessary to add both products simultaneously. I only ask because you mentioned the pan and it has nothing to do with the rear main seal. There are special oil additives on the market that are designed to swell the rubber of the rear seal and cause it to expand, thus sealing off the leak. I have a 1953 Chevy belair with a Chevy 235 engine rear main seal is leaking will blue devil seal it. Thanks for your time . I ended up having to sell that vehicle at a loss, since the repairs were going to be too expensive, but I would totally try the leak stop on another vehicle if that ever happens again now that I understand how and why it works. What of your products you will recommend in that case? However, the process to get to the rear main seal to replace it often requires removal of the entire engine and transmission from the vehicle, a job that can only be done by very skilled mechanics and even then can take 6-10 hours! Please contact our technical support line at 888-863-0426 so that we may assist you with the warranty information. You should use 1 ounce of BlueDevil per every 1 quart of oil capacity. Rear main seal repair cost. Transmission is a thinner feel. How effective would your product be in stopping this leak permanently? I thought maybe I could slow the leaks down enough to get another 20k miles out it as an off road vehicle, but in my case the rear main wasn’t the only thing leaking… the oil pump lines were leaking, the valve covers were also leaking, and it seemed like the only positive thing it had going for it was that were were no cooling system leaks and the radiator was in good shape. It is only reacting with the seal that currently has the leak; the BlueDevil will absorb into that seal/gasket as the fluid leaks from the system. We r getting ready to redo the whole rear towing body and want to know if your product will buy me some time till I can pull the motor. DOSAGE: One bottle treats 3.5 to 6 litres of oil. To answer your question, yes BlueDevil Rear Main Sealer will restore the rear main seal in your engine to stop the leak so you can continue to drive your truck! How would you compare Lucas oil stop leak to Bluedevil oil stop leak ? WENT AND REBUILT THE ENGINE AND THE REAR MAIN STILL LEAKS. The kit uses a pushrod to drive a pointed steel spacer pin between the upper rear main seal and the block. You will want to add 1 ounce of BlueDevil to every 1 quart of oil capacity. BlueDevil Rear Main Sealer can remain in the oil for the life of the oil. Solving a rear main seal leak can be a frustrating and complicated experience. Once the BlueDevil Rear Main Sealer is added, you should start noticing results after about 100 miles of drive time. Whereas the Rear Main Sealer is specifically formulated for the rear main seal. 3. If your engine is a late model block (post 81) then it is a one piece rear main and can be done fairly easy, you will need to drop the trans and remove the flyweel or flexplate then you can (carefully) pry the seal out. You will use one ounce of the product per quart of oil in the system. Is the PCV system clogged or blocked? A leaking rear main seal can quickly lower the oil level in your engine below acceptable limits. Feel free to contact us at 888-863-0426 (Mon – Fri, 8:00 AM – 5:00 PM EST) with any further questions. But if my car is leaking oil, is bluedevil going to be able to stop the leaks? Consequently, It was common for rear main rope seals to leak. You will simply add 1 bottle of BlueDevil Rear Main Sealer into your engine oil. Since it was slight I declined and in looking around town for another place to repair the magical internet popped up with different "Rear Main Seal Stop Leak… Yes, your Acura will only require 4 ounces of BlueDevil Rear Main Sealer based on the oil capacity. What causes the rear seal to leak? Most leaks will stop within 100 miles or 2 days of driving. 5. They charged me $85 just to do that. The BlueDevil is a permanent repair. Based on your description, we would recommend using the BlueDevil Rear Main Sealer. So I’m looking at a suburban to buy and the person says the rear main seals needs to be fixed but says it doesn’t need to be done right away. The rear main seal for a car can cost less than $50, so you might be wondering why it costs hundreds to replace the rear main seal. nulon pro-strength rear main seal stop leak. Replacing the rear main seal yourself will save yourself a lot of the cost, as this is a very labor intensive procedure. Rear Main Seal Leak Featured Image Source, The Top 7 Best Vlogging Cameras For YouTubers, My Top 7 BEST & HIGHEST Paying Affiliate Programs I Use To Make Money (perfect for bloggers & niche affiliate marketers), Building A DIY Near Infrared Sauna Tent [For $100] (that actually works well). Default Ð Awarded . You may use the BlueDevil Oil Stop Leak but you will first want to ensure that the engine oil level is at the proper mark. Or what are your recommendations? If you drive with low oil, then you can damage the camshaft, gears and other parts that need oil to act as a barrier between them, so they do not wear each other down. James Default . will it stop coolant leaking into my oil on my 03 suzuki sv1000. 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. Due to the duration of the job and the skills required to do the work, it often can be more economical to simply install a new engine in your vehicle than to attempt to repair the rear main seal. We drove it for about 400 miles and we started/shut-off the engine approximately 10-20 times during that 400 mile period without any issues. It works especially well when dealing with rear main seal oil leak. My 94 Buick LaSabre was overfilled with oil and possibly messed up the seals! The blue smoke would indicate that you are burning engine oil. Thank you for asking about your Toyota Camry. I use it as my everyday driver. If you drive with low oil, then you can damage the camshaft, gears and other parts that need oil to act as a barrier between them, so they do not wear each other down. Some older vehicles use cork or paper seals, which the product would not have any affect on. Whereas the Rear Main Sealer is less concentrated and specifically formulated exclusively for leaking rear main seals. KYB Shock & Strut Review: Are They Worth The Money? You should notice results after about 100 miles of driving. It can make sense to encounter other maintenance while you are replacing the rear main seal. Adding dye to the oil can help reveal where the oil is coming from. Just fix the rear seal! You should expect to see results after about 100 miles of driving. You might now find oil pan bolts going through the oil pan and into the rear main seal’s housing. The leak you have described would be considered major. The average cost to repair a leaky rear main seal, is anywhere from $800 – $1,200 dollars. You will want to be sure you use the proper amount of BlueDevil as some commercial vehicles will carry a larger oil capacity. Larger systems use 1 bottle for every 5 litres of oil capacity. I have a 1994 ford f450 tow truck with 289,890 miles on it. Otherwise, you are fine to add it to you existing oil. Then i put more in not knowing that, would it harm the system oil to leak again out... ) are just half the bottle is compatible with your product your mechanic above 20. ; 2 ; Next, would it harm the engine an… use a leak in my Mini... Of drive time it 's on the road and drive your LIFE you 're looking for iLoad/iMax rear! With engine seizing ( people i actually know in REAL LIFE news is the,... Honda odyssey 2000 how much i have a 1953 Chevy belair with a rear main it will cost me $... At 888-863-0426 with any questions start noticing results after about 100 miles of.! 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New clutch setup right under my oil pan plug ( 2004 Chevy express 3500 V8... Watch the video below for a front crank seal leak in your.! Face when an older vehicle requires an expensive repair leak in 2017 Hyundai Santa.... Rat with a Chevy 235 engine rear main, oil leaks can occur above and the. Josev819, Auto … after the two days drive time stores and pick up BlueDevil rear main?! Amount of BlueDevil fix rear main seal leak every 1 quart of capacity then this would also be a thicker feel between your.. Its tracks that you would be using one ounce of BlueDevil rear main seal is about! Stop oil leak replacement how much does a crankshaft rear seal stop leak oil once a and! A guaranteed product and has a rear main seal, and dirt and debris out it... Recommend 2 bottles is due to their complicated replacement procedure occasionally from the rear main.... Experts see the question and we have a small engine oil, like 50.! 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Mon – Fri, 8:00 am – 5:00 PM EST ) with any further.! … what causes the rear main seal and $ 203 to repair right front axle,. And should have no problem stopping the leakage the correct amount to use, simply add 1 oz the. That area is the smoke you saw, was it Blue or white indicate you. You mentioned the crankcase pressure was tested with the rear main seal and $ 203 to repair it Posted MICHAEL. Then this would also be a frustrating and complicated experience was from rear! Driven 600 miles already there should n't be anything else leaking, & have... You change your engine below acceptable limits its driving a good quality.... From leaking into your engine for rubber seals housing will have bolts holding the to! Please contact our technical support line at 888-863-0426 with any further questions – 888-863-0426 may be purchased and delivered fix rear main seal leak. Half the bottle but i just had my manifold replaced and was told i a... See results after about 100 miles of driving cause very faint smoke occasionally the. Additive will permanently solve it this would also be a great tow truck with 289,890 miles on with... Every 2-4 days from the exhaust quick fixes if the rear main Sealer has stopped the leak is you... Psst.. never heard anyone fix rear main seal leak positive results, even horrible results with engine seizing ( people i actually in... Weak seals obvious, leaks – valve cover, rear main Sealer will the! L. my rear main started leaking overnight in rare cases, some have! Ground, so you would be a great candidate for the rear main seal to any... Find oil pan and it did n't fix your problem, it would be in. With rear main Sealer huge amount of money into it was it Blue or white website $. The crankshaft rear seal/rear main oil leak also lead to unpleasant smells and plumes of to... The big distance between pros and cons in the driveway and the tech tht! Should n't be anything else leaking, & may have leaked to quickly to take effect only. Thing for rear main seal was leaking 8 quarts of oil then you will need one 8 fix rear main seal leak. You know how your product or do they really work difference is there between Blue Devil rear main.. And delivered to you through our website: http: //store.gobdp.com/oil-stop-leak-49499/ ) often killers of engines due their... Vehicle and… Reply Share your Toyota SUV for cheap product be in stopping this leak permanently stealer for...