1971 to 1975 3.5 4.5 V8 Timing Chain Tensioner with Gasket
New tensioner as shown. No specific instructions are available but this can be installed from outside the engine once you get access the the hold down bolts.
Kent's Factory Service Manuals collection is going on sale now. CLICK HERE.
New tensioner as shown. No specific instructions are available but this can be installed from outside the engine once you get access the the hold down bolts.
New in 2023. This is "almost" ready to install. You will need to install some parts from your existing turbo charger once you remove it from the engine. Watch the video below for a full explanation.
Here is a 15 minute video that can really help you if you have small coolant leaks around your idle air valve. You will learn how easy it is to break the bolts when removing this valve, and your option to fix it.
In this 14 minute instructional video Kent will demonstrate how to remove and install a new thermostat in a 450 engine. Here you will see how tight it is to get install in a 300SEL 4.5, but other V8s will have better access.
In this 12 minute instructional video, Kent will demonstrate how to remove and replace the viscous fan clutch in a 1972 300SEL 4.5. Other topics covered will be cleaning and corrosion prevention. This video is included free with the purchase of our fan clutch install kit ( see below).
Most of the older 450 engine fan clutches are still original on most of the older unrestored V8 models from 1970 to 1980. If you are having problems with your 450 V8 running hot check the friction in your clutch. They are often worn out as they seem to never get changed.
This is seldom replaced. If you engine is taking over 15 minutes to get up to full operating temp then your thermostat is probably worn now. We got you covered with kit. We will get you the extra hardware, supplies and video instructions so you have the confidence to do this job yourself.
In this 23 minute highly detailed video Kent will show you to reasons why and some of the problems you will run into when you change these hoses on your own D-Jet engine. He will take the new parts and show you how to properly install them using the correct hose clamps, sealants and lubes.
In this 14 minute instructional video, Kent will share with you the tools you will need along with some tips and tricks that will help you successfully remove a prechamber from the cylinder head. This can be done with the head on or off the engine.
Includes Kent's four detailed videos on every aspect of this job! This is our combination kit for DIY installation of a new front crank seal in an OM617 turbo diesel engine. Price if purchased individually is $174.00.
This custom-made thin head wrench by Kent Bergsma can save the day and your pocketbook. It is very important that you hold the fitting base on the oil cooler when removing the oil cooler hoses. A regular 22mm wrench is almost always too thick and can also cause damage.
This is a great solution to what is sometimes a nagging problem. This heavy duty and flexible and adjustable plastic spacer can be put on the top or bottom radiator to prevent chafing in and area where it might come in contact the the engine or the radiator.
Why is this so important? It is primarily due to the age of these cars now and the fact that lurking problems can be hidden from visual inspection. There is not ONE diesel that Kent has looked at in the last five years that does not need this service! Even ones with under 150,000 original miles.
Planning to replace the head gaskets on your older v8 engine. You should have this tool on hand before you start. You don't think so? Watch the video and then decide.
Version 4 update 2/22: New color and style but still does the same job. This is one of the key tools you will need to remove stubborn pre chambers from the cylinder head of your old diesel engine.
Tightens and Removes Collar Nuts on 220D 240D 300D 300CD 300TD 300SD 300SDL 190D 2.2 1969 to 1987. Works on most Mercedes diesel engines up through 1987 only.
Why do you need to do this? Valve clearances are supposed to be adjusted on these early V8s every 10,000 miles. You can imagine why this does not get done! Add to the fact owners can not find the right information or tools and it makes neglect even worse Why not on later model years?
This video ONLY covers some of Kent's "tips and tricks" on installing a harmonic balancer back onto the front of the crankshaft on an old Mercedes engine. The specific procedure was filmed while doing a front crank seal replacement on a 1983 240D.
We starting using some of these to plug brake lines while changing out calipers. Then we started using them on fuel and oil hoses. Now we are using them all over the place and keep finding new uses for them on a monthly basis. These are a MUST HAVE! Watch the video below to become a believer!
On the average W116 300SD nine out of ten times we find these mounts rotten, soft, or collapsed. It is often just due to the age of the rubber. Have you noticed your engine is shaking more at idle? Maybe you are noticing new vibrations that were not there before.
Kent modified this puller and developed a procedure to remove the front crank seal race so the job could be affordable from the DIY mechanic. This costs less than half the cost of the factory tool.
Valve clearance adjustment should be done every 10,000 to 12,000 miles. Recently emails started coming in - "we can not find any valve adjustment tools for our earlyV8 - help!" Most companies are currently noting the old factory-style tools are no longer being manufactured, so we went to work to
When doing a compression test you must properly seal the inner surface of the pre-chamber with the fuel injector hole adapter. Copper washers work the best for this to ensure a 100 percent seal. Do not use the engine's heat shield washers.
This 25-minute video is a supplement to Kent's other instructions on replacing diesel engine front crank seals. It is offered free of charge with one of the seal replacement kits.
In this video Kent will share some set up tips as well as explain what is in the compression tester and an overview of how it is used.
This video will show you how to remove the front crank seal race using the factory tool and using Kent's custom puller. It will also demonstrate a very easy way to install a new replacement race before installing a new seal.
Kent modified this puller and developed a procedure to remove the front crank seal race so the job could be affordable from the DIY mechanic. This costs less than half the cost of the factory tool.
Two new wing nuts. These have wider wings so they are easier to loosen and tighten. Replace the nut that most people install after the wing nut has been lost!
PDF DOWNLOAD FINALLY AVAILABLE of our popular 'Preventing Catastrophic V8 Engine Failure' Manual!!
Applies to the following chassis: 111, 108, 109, 107, 116, and 126. Includes 3.5, 4.5, 350, 380, 450, 500, 420, and 560 V8 engines from 1970 to 1991.
In this 28-minute instructional video Kent with show you how to do a compression test on your own Mercedes gas engine and explain how to interpret the results. It is very important you do this procedure BEFORE "throwing" parts at your engine trying to fix a performance problem.
You might be surprised to realize you spark plug holes need cleaning - and yes some REALLY need cleaning! This 5-minute video will demonstrate Kent's method of cleaning the threads in the cylinder.
This video will walk you step-by-step through the proper procedures for doing a full compression test on your older V8 Mercedes Engine.
Replacing a distributor cap is easy right. No problem?? If it were I would not get so many emails and why the engine won't run right after changing the cap and rotor. This is a short eight and a half minute video but the tips I share could save you some big headaches.
It is hard to find the right motor mount bolts for the 116 diesels. They have to be good hard steel and just the right length. We have provided locking washers to install with the bolts so they will not loosen up.
Diesel idling too fast. Diesel idling too slow. Diesel shaking at idle. Transmission jerks with shifting from Park to Drive. These are some of the symptoms that might indicate your engine's idle speed is not adjusted correctly.
Diesel idling too fast. Diesel idling too slow. Diesel shaking at idle. Transmission jerks with shifting from Park to Drive. These are some of the symptoms that might indicate your engine's idle speed is not adjusted correctly.
PLEASE read the instructions below carefully on how you will view this video. It is NOT downloaded to your computer and viewing is NOT automatic. You must be logged in at Mercedessource.com and you MUST click on "my account".
Hard to believe we took so long to come up with this tool. It was Gerson's genius that made it happen. The secret turned out to be the hook that keeps the tool in place while stretching out the rubber donut. Wow! What a cool tool.
Good used rocker arm assemblies as shown. This is the actual set you will receive.
When replacing the thermostat in your order diesel you may end up fitting a lot of corrosion. This kit will help you make sure you do not have any leaks when you install the new thermostat and will prevent corrosion of the housing bolts in the future.
Have you ever had a hard time finally a very small coolant leak? Do you find yourself adding small amounts of coolant but can not see any leak? Is there a funny smell coming from inside your Benz when you run the heater?
In this video, Kent will walk you through the steps needed to convert your older Brake Bleeder tank to one that can continue to bleed brake systems as well as pressure test radiators and cooling systems.
Good used set of long mounting bolts as shown.
If you already have our complete repair kit and just need an extra set of seals (10) here you go. No instructions included.
This has become Kent's favorite engine oil for both his own high mileage gas and diesel cars ( over 100K miles). You have probably seen it and heard him talk about it in some of his YouTube videos.
Published in August of 2019, this has been one of the most requested videos over the past two previous years.
This price is for TWO nuts as shown. If you find you can not accurately adjust one of your older diesel engine valve clearances it usually means the threads on the lower adjusting nut are stripped. New ones are getting harder to find so we are offering good used as an alternative.
Please, what you see is exactly what will receive. These are mostly from OM616 and OM617 diesel engines and related transmissions and may NOT all be from the same vintage or chassis model. Study the picture carefully. Only one exactly like this.
Please, what you see is exactly what will receive. These are mostly from OM616 and OM617 diesel engines and related transmissions and may NOT all be from the same vintage or chassis model. Study the picture carefully. Only one exactly like this.
GOOD used housing as shown. Does not include the lid.