Kent's Factory Service Manuals collection is going on sale now. CLICK HERE.
Depending on the age and mileage of your V6 or V8 engine, this part may or may not need to be changed when you replace the breather hoses. You can check before ordering. If the part is still soft and rubbery, then it most likely can be reused.
This is a short addendum to the full instructions on resealing an SLS hydraulic pump. This will now be included with the reseal kit. Disregard the old method mentioned elsewhere
People call these two units pressure regulators, but really only one of them is. In this xx minute video, Kent will explain how these are different, what each one does, how to adjust them, and how to test them with a hand pump vacuum tester.
In this 10 minute instructional video Kent will explain why you want to "jump" your K-jet fuel pump relay, how to do it, how to find the location in you car, and why he prefers to have a long "switchable" jumper.
In this video, Kent will show you how he fixed his leaking tires on his chrome alloy wheels by using Miracle Paint. This is a full 22-minute step-by-step instructional video. Watch the video "trailer" below to give you a better understanding of what is involved in this procedure.
Kent will take you over to his workbench and completely take apart a rusty and old fuel delivery system from a 1980 450SL and put it all back together again with some shiney new paint and parts supplied in his special kit for these cars. This video runs for 24 minutes.
In this 22-minute instructional video, Kent will take you inside the door on a W123 240D and show you all the key points that should be lubricated and the type of lubricants you should use.
If you are experiencing hard starting or unexplained loss of power, your engine's lift pump could be failing.
If you already have our complete repair kit and just need an extra set of seals (10) here you go. No instructions included.
This video will show Kent's technique on how to prime and paint alloy wheels using our wheel paint kit and masking dam that we sell separately. See below. The techniques will also apply to any spray can paint you should choose to use.
In this video, Kent explains the correct procedure for cleaning and lubricating your hubs and rear brake rotor BEFORE you install your wheels. He hardly ever sees this done when removing wheels on 15 plus-year-old Mercedes so he knows it is almost ALWAYS neglected.
In this video, Kent will show you the step-by-step procedures for replacing your broken seat adjustment handle in 1973 to 1985 W116 and W123 Mercedes-Benz sedans, coupes and wagons.
These instructions are part of our wagon rear hatch strut replacement kit and a printed copy is included free with the purchase of that kit (see related products below). Downloading and reading these instructions will explain how to do this repair yourself.
New Stabilus engine Shock. Helps to reduce engine shake and vibration. Fits all 300SD both 116 and 126 from 1978 to 1985.
If you also need the mounting bushings and hardware kit look below to order.
This highly detailed 37-minute video instruction will show you how to do the following: Determine if your original pump needs replacing, drain the fuel out of your fuel tank, remove the old pump assembly, take it apart on the bench and install the new pump, filter, and hoses, and properly reinsta
These might be needed when replacing the engine head or aluminum water pump housing. This includes the water pump bypass tube and the two small banjo bolts for the tube along with aluminum sealing rings.
In stock and ready to ship. New aftermarket fan clutch replacement for 113,111, 108 and 109 chassis gas engines from 1968 to 1973, all 114 and 115 gas and diesel, all 123 gas and diesel engines 1977 to 1983 and 1981 to 1983 126 300SD.
NEW and improved HD formula. This new formula has a thicker viscosity for easier application on vertical surfaces and when using fiberglass cloth.Miracle Paint is a unique moisture cured non-porous paint that bonds to rusted and corroded metals like no other coating.
PLEASE NOTE: WILL NOT WORK ON W116 1978-1980 300SD MOTOR MOUNT ARMS!!!
This is the best tool we have found to remove the chrome side trim strips and snap type door panels on may of the older models from the mid 1960's to the mid 1980's.
This video is included free with the purchase of our check valve overhaul kit. Please see related products below
Anytime you need to replace your rear shocks/struts, you must drop the rear control arm. If you are doing other rear suspension work, you may need to drop it as well. Kent came up with this tool kit when he was converting his SL500 to conventional coil-over shock absorbers.
This set of special tools is designed to help speed the removal and ease the overhaul of a Garrett T-3 turbocharger on a 617 turbo diesel engine.
Here is another diesel item I strongly believe should be replaced as a preventative measure. Water pumps do not last forever and when they go, it is usually when you are on a trip - right? I feel they should be changed every 100,000 miles.
For many years, we were receiving frantic requests from customers asking for help with removing the fuel tank filter screen from their 1971 to 1989 350SL, 450SL, 380SL, 500SL, or 560SL (the same issue also applies to all SLC coupes). Until recently, we did not have a solution other than to tell
DO NOT ORDER UNTIL YOU REMOVE ONE INJECTOR IN YOUR ENGINE AND INSPECT THE HOLE. Sometime in 1974, Mercedes changed the way these injectors were sealed into the head to prevent air leaks. A "YELLOWISH" nylon sleeve was added along with two seals on the lower end of the fuel injector.
Manual sunroofs can have problems too. Just like their electrically operated counterparts, most often they will fail due to lack of lubrication. The number one failure point is a broken T handle. Number two is failure of the roof to close properly due to damaged felt feet and plastic slides.
If you plan to replace, test, or service your electronic fuel injectors you first must determine which bottom seals you will need. If you have a 1970 or 1973 model, you most likely have the single-bottom seal (unless your engine has been changed).
This accumulator was unique in the mid to late 1970s. It was used on all 6.9s but only some 450 V8 models. That is why you MUST know which type you have BEFORE ordering. You can clearly see the two threaded holes coming into the front of the accumulator housing.
This video is not only going to show you how to remove and replace the “screw cap” style tumbler, but it also going to explain the theory of operation and how to avoid certain pitfalls when doing this job yourself. And YES, there are pit falls.
WARNING: MAKE CERTAIN your current injectors are yellow at the top. A restocking fee will apply if you place an order in error. For the 3.5 engine ONLY. See related products below if you have a 4.5.
These WILL NOT work on your original injectors. They will ONLY work on our new replacements (see below) These plugs are a good alternatiive to the damaged originals on your D-Jetronic fuel injected engine IF you are installing our new injectors.
Very important part for fresh air supply any time heater or ac is running.
This kit will give you everything you need to fix the leaking or aged Tee hose between the fuel damper and the fuel accumulator on most 1977 to 1980 fuel delivery systems. Watch the video below to learn why this is needed.
As of the summer of 2020 steering locks for these old diesels are no longer being manufactured! Your only option if your key is sticking ( and you already tried replacing the tumbler and key) is to try to find a good used unit or a new old stock unit in some warehouse.
This is the highly specialized paper gasket that seals the center section forward bearing plate to the compressor wheel housing as shown below:
FITS all 116 123 Diesel and Gasoline, and 126 chassis from 1977 to 1985. Finally a socket to remove your fuel tank screen that really works. Most correct size sockets tend to be SO BIG that they require 3/4 inch drive ratchets and extensions to use them. Who has those in their tool box??
COHLINE BRAND
Do not let anyone convince you to install some super platinum, iridium or kryptonite spark plug in your old Benz. They are just not capable of handling the richer fuel mixtures associated with these older engines.
Very good used later OM671 turbo intake elbow as shown. Very straight and no damage. With clamps are seals. Seals are a little hard but still usable. Will NOT fit W116 300SD.
This is a very common wear problem on most older Mercedes. The steering idler arm bushings are made out of rubber and when they wear your steering will get sloppy and you may hear squeaking noises when you turn the steering wheel.
When was the last time you knocked one of your vacuum lines off around the oil filter housing, only to discover when you tried to reattached it that the fittings or hose were swollen and would just not stay connected?
In this 20-minute instructional video, Kent will show you the steps on how you can replace the "hidden bushing" in the rear control arm by yourself without having to take the control arm off the car.
High quality fast break in pads with special coated anti-squeal pad bonded to the back side of the pad. We include 4 new sensor wires and a small ceramic brake pad grease to lube the pad edges and the pins. ( no need to lube the back side).
You want your 2003 to 2010 7-speed transmission to last - this you should absolutely do.
Fits all V6 engines from 1998 to 2005. Kent feels these are the best. Outstanding quality.
FULL SET of correct Bosch spark plugs. These are considerably longer than the stock M113 spark plugs and should only be used in the AMG engines specified above. 16 spark plugs only. No other supplies or instructions are included.
In this 13 minute instructional video Kent will demonstrate how to remove an old fan clutch and replace it with a new one on a 1983 380SL This is a beginner D.I.Y. job and no special tools are required. This video is included free of charge with the purchase of our Later V8 fan clutch kit.
Kent delivers a very detailed 24 minute video on understanding how this valve works and how to fix it if possible. You will learn how to recognize a valve that is just too worn out to repair. No bleeder valve repair parts are available and there is not way to DIY fix one if it is badly damaged.
In this 19 minute instructional video, Kent takes an old 1970 280SE engine in the back of his shop and pulls the harmonic balancer off the front of the engine, removes the old seal, uses his custom-built puller to remove to seal race, and then shows you how to use the tools in his seal replacemen