Kent's Factory Service Manuals collection is going on sale now. CLICK HERE.
You will not believe the difference a new cap can make in terms of ease of removal. It wont last forever due to age and heat. So when it starts getting hard to remove you can just replace the seal and put a little oil on it! What a great kit!!!
Designed by Kent and made right here in our shop. Watch the video below for a full explanation of this tool and how it works. Kent will demonstrate how easy it is to remove and replace the front drive (serpentine) belt on most M112 and M113 engines from 1998 to 2006.
This clip is unique to these engines. The picture below will show you where it is attached to the fluid outlet tube on the tank. This is a genuine Mercedes part.
ONLY ONE SET AVAILABLE. Three of these wrenches are made by Gearwrench. You get a very long standard combination 13mm wrench, a long 10mm with a racheting box, a very long 17mm with a ratcheting box, and finally, a very long 14mm combination wrench made by Urrea.
In this 13-minute CIS training video, Kent will walk you through the steps recommended by Mercedes Benz to fully test the operation of the EHA valve on 1984 to 1993 4, 6, and 8-cylinder engines with KE-jetronic fuel injection.
This high-quality meter can test all types of automotive electrical circuits, but Kent has discovered it is particularly well suited for testing Bosch KE jetronic fuel injection components on those CIS models from 1984 to 1993. Extra adapter fittings are included as shown.
Kent finally got so frustrated trying to get these oil caps off that he came up with this new tool he chose to call the wrist saver. Watch the video to see this unique tool in action.
Often rotten and torn. Replace with new when working on your fuel delivery system. PLEASE NOTE: These are included when you purchase any of our fuel pump delivery kits.
Replace your old and worn knob with this inexpensive genuine Mercedes part.
After completing the pressure test on your CIS engine, you discover a problem. But how can you find out how to isolate and fix it? This is going to require some research on your part. Start by learning how the system works and how each component plays a part.
In this video, you will see how the gauges are hooked up to a 560SL and how the pressures are read. The length of this 30-minute shows the detail Kent has put into filming all the critical components of doing a KE-Jetronic fuel system pressure test.
This video is specific to K- jetronic fuel-injected engines from 1976 to 1985. This includes the 350, 450, and 280 engines in the R107, W116, W123, and early W126 gas Mercedes. In this 29-minute video. Kent will show you how to hook up the gauge, run the fuel pumps, and complete the test.
There are a few factory recommend procedures and tests you should do before you do an actual pressure test on a CIS fuel-injected engine. In this 20-minute training video, Kent will walk you through these procedures step-by-step.
To do proper system testing on CIS fuel injection, you must find a way to get the fuel pump or fuel pumps to run continuously without the engine running. This can not be done by just using the ignition key. In this 15-minute training video, Kent will show the options available to do this.
This video will help you decide if you want to try to do a fuel pressure test yourself. It is a fairly simple DIY job but will all the confusion and misinformation on the internet; one would believe it is a complicated process that is hard to understand.
PLEASE NOTE: Wire color may be all red or all black (depending on stock on hand) Performing some fuel pressure tests on your K-jet or KE-jet engine
This procedure is a must do anytime you install a new master cylinder or allow fluid to completely leak out of your master cylinder.
In this 30 minute instructional video Kent will use a 1972 300SEL 4.5 to show you how to remove the master cylinder with minimal spillage, how to install the tank and bench bleed a new master cylinder, and how to reinstall it with minimal brake fluid spillage while protecting your car's paint.
In this 9 minute instructional video, Kent will explain how to test your fuel accumulator to determine whether or not it has failed internally. A failed accumulator will make your engine hard to start when hot.
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.
These are not Mercedes specific although some will work well in certain places on older Benz. This is a general purpose assortment that can be used on many vehicles. Handy to have in your garage.
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!
After years of wearing out his shoulder and elbow joints trying to hand polish convertible top windows, Kent finally decided he had to use some fast-action power tool. The idea for this kit and the included tool came from developing and using his aluminum trim polish kit.
Here is my all-time favorite gasket maker and sealant. You may already know how I feel about RTV silicone products (I think they should be outlawed!). We have had a number of our customers ask us where to get this so we decided to offer it on our website.
To many people, automotive electrical systems and testing are a big mystery. It is not as complicated as you might think.
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.
This kit was developed by Kent primarily to fix leaking chrome wheels. The free on-demand video that comes with this kit shows the detailed process of cleaning and filling the corroded areas along the edges of the inside of the wheel to seal them and stop annoying tire leaks.
This will hold the top of the strut and keep it from turning when removing and installing the 22mm nut.
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.
Whether your just changing pads, hoses, or doing a complete brake system overhaul, the items we include in this DIY will guarantee the job gets done with no mistakes, minimum frustration, and lasting results. There is no other kit like this anywhere.
Full set of 16 new spark plugs.
Kent has tried a lot of different socket and extension combinations, but for him, this one works the best. You will have multiple options to work in tight places.
I figured out why the spark plugs in these V6 engines don't seem to ever get changed.
With this deluxe kit, you can reduce frustration and save big when doing it yourself. Watch the videos below to learn more!
This manual is a complete guide for all brake component replacement for all 1965-1995 Mercedes Benz cars. It will help you identify common signs of trouble, inspecting brake components, and replacing major brake components - a necessity for any DIY brake job on your Mercedes Benz!
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.
This package of lubrication products includes all those items listed below under related products. You can purchase each one separately or altogether here and save. To learn more specific details about each product click on any one of the related products that you see listed.
We have been talking about this for years. It was Ryan who got a friend to make this for us. It is a very high-quality vinyl with a special stick adhesive that "breathes" and does not allow bubbles to get trapped during application.
This is a common failure item on most 1998 to 2006 models, not expensive, and something you can do yourself if you have the right tools. This 17 minute video will show you in detail how to do it yourself and what tools you will need. I have had two of these sensors fail on me personally.
On the M112 V6 and M113 V8 engines this is the most common failure item that can leave you stranded. Better to replace it with an improved new part BEFORE your engine quits cold.
This 12-minute instructional video covers the full procedure of replacing both shift bushings in a 1999 R129 SL500 and goes over the challenges of replacing the same bushings in a 2003 ML320.
This 23-minute video will demonstrate how Kent repairs some small rust spots inside the fender wells of a W116 sedan. Disclaimer: This method of repair is not recommended for large rust holes under the car or for holes that have been caused by road salt.
Fuses, supplies, and video instructions (below) to restore most older fuse boxes to better than original condition.
Fuses, supplies, tools and video instructions (below) to restore most older fuse boxes to better than original condition.
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.
Socket is now black (impact grade). This is a tool that Kent first thought about making 20 years ago. While installing shock absorbers in his 380SL he had finally had enough - so it was back to the machine shop to come up with a new tool.
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.