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On Demand Video
$6.99

M103 and M104 Straight Six Serpentine Belt Removal and Replacement - On Demand Video

For 1986 to 1993 Six Cylinder gas engines - both single and twin camshaft.

If your serpentine belt is starting to crack or the back side is worn smooth, you need to replace it. If you are hearing strange noises from the front of your 1986 to 1993 six cylinder gas engine, you will need to remove the belt to troubleshoot the problem.

$26.85

Deluxe Exhaust System Rubber Hanger Assortment - 12 pc.

How many times have you wished you had the right size donut? Kent solved his own frustration. Watch the video below.

Exhaust hangers are not created equal. Sometimes you need long donuts, sometimes you need softer, and sometimes to need a smaller rubber hanger. CHECK the different sizes below:

On Demand Video
$8.99

1998 to 2006 Engine Mount Replacement - On Demand Video

For M112 and M113 engines. Does not cover the small details on all models. Does not cover the struggle you will face if you have a 4-Matic

In this 13-and-a-half-minute instruction video, Kent will show you the critical steps in removing and replacing the motor mounts in a W211 E500. The key steps will apply to all M112 and M113 engines, although specific details are not covered for every model.

$74.95

W123 Chassis Driveline Center Support Overhaul Kit

All Models 240D 300D 300CD 300TD 280E 280CE 1977 to 1985. With special tools and video instructions

I have been discovering this is one of those maintenance areas that suffers from severe neglect. Failure of the rubber support or center drive shaft bearing can cause all types of improperly diagnosed vibration problems - some commonly change with vehicle speed.

On Demand Video
$29.99

R107 Bilstein Shock Absorber Full Installation Instructions - On Demand Video

Covers all models 350SL, 450SL, 280SL, 380SL, 500SL and 560SL 1973 to 1989 with standard spring suspensions.

Kent takes you through the process of removing and installing the shock absorbers on your own R107. The video specifically shows the work being done on a 380SL. Other models may have slight variations but the basic principles are the same.

$109.50

616 617 Diesel Water Pump Installation Kit w/ Limited Instructions

For 123 300D 300CD 300TD and 116 / 126 300SD 1977 to 1985. Fits SOME 240Ds see notes below

4/26  Update: We have modified a new wrench for this kit, so it may not look the same as that shown in previous YouTube videos, but it will do the same or even a better job!

$11.95

Automatic Transmission Nylon Shift Bushing Set of 2

For LATE MODEL (70-73) 108 109 and ALL 114 115 107 116 123 126 201 124 129 and 140 chassis 1968 to 1995

Set of (2). The number one cause of a loose or rattling shift lever is failed or missing shift lever bushings. Our upgraded bushings are made out of nylon and are much tougher than the original plastic type. No instructions or special tools included.

$399.00

2003 to 2006 SL500 ABC to Coil-Over Conversion Master Installation Kit

Additional items you need to convert your early R230 (LESS the coil-over shocks) to conventional suspension includes detailed video instructions. WILL NOT FIT AMG SL55.

FOR GENERATION 1 ABC ONLY!  PLEASE open and read the first three related items listed below for a full description of this conversion kit. Kent includes all 8 of his very detailed video installation guides.

$9.90

Heavy Duty 11 Inch Long Tapered Punch - U.S.A.

1/4 inch end - Great for suspension work - aligning control arms and bushings for inserting bolts easily.

BIG punch. Must have for the DIY mechanic. Good for driving and good for aligning holes.

Very handle for alighning shocks and other suspension parts during assembly.

$94.50

M112 V6 Engine Accessory Drive Belt 100K Service Kit

Applies to most V6 engines from 1998 to 2003 - This is a must do service! High quality Bosch Serpentine belt included.

For E320, ML320, C240, C280 and C320. Every M112 V6 I have worked on starts making front engine bearing noise around 90K to 100K. Almost like clockwork! This is a service you will want to perform whether you have had your Benz for a long time or just purchased one.

$74.50

Early 126 Chassis Driveline Center Support Overhaul Kit

For 1981 to 1985 300SD 380SE 380SEC 380SEL 500SEC 500SEL ONLY!!!

I have been discovering this is one of those maintenance areas that suffers from severe neglect. Failure of the rubber support or center drive shaft bearing can cause all types of improperly diagnosed vibration problems - some commonly change with vehicle speed.

$99.75

201 and 124 Chassis 103 Engine Ignition Spark Plug Wire Set

You can experience a number of engine performance problems with old wires - especially the coil wire.

FITS THE FOLLOWING:  1985 to 1993 W124, W126, and W201 chassis with a 6 cylinder 103 engine. Is your M103 six cylinder engine not running as smoothly as it use to. These wires should be changed at 70,0000 to 80,000 miles for smooth running and peak performance.

$198.00
Currently out of stock.

617 Turbo Diesel Transmission Bowden Cable

Specific for OM617 mated with 722.3 transmissions - 1981 to 1985 - 300TD, 300D, 300CD and 300SD

A brand New Old Stock OE bowden cable for your automatic transmission. No longer available from Mercedes Benz. This part is critical to proper shift timing. The bowden cable runs from the transmission to the throttle linkage on many Mercedes from the early 1980's up through the early mid 1990's.

$198.75

1970 to 1975 350 and 450 V8 Physical Exam Kit

D-Jet restoration Step !. You will need this to determine if your old V8 D-Jetronic fuel-injected engine is healthy internally.

This is the FIRST thing you should do on your D-Jet V8 engine. This is true when approaching fixing any older gasoline or diesel engine.  If you don't do this, you will be guessing and spending money forever trying to get the engine to run right! 

$69.50

2000 to 2006 M112 V6 and M113 V8 Belt Tensioner with Pulley

Easy replacement compared to most belt tensioners. Instructions readily available online.

Quality aftermarket part. If over 80,000 miles, replace this part when you replace your serpentine belt. Kent's custom tensioner tool is available separately below to help make the installation of this new tensioner a "snap." This will not fit ANY AMG models!

$14.80

M112 V6 and M113 V8 Drive Belt Idler Pulley

Guaranteed to go bad between 70K and 100K miles. Easy to check. Might even be able to hear it failing.

This very common wear part is easy to inspect and easy to replace if you know how to loosen the drive belt. You do not need to take the belt all the way off - just drop the top down.

On Demand Video
$12.99

Front Crank Seal Race Removal and Replacement - On Demand Video

Applies to many gas and Diesel engines from the 1960s through the 1980s

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.

$91.60

2007 to 2012 GL 320 / 350 GL450 GL550 Front Wheel Bearing - Sold Individually

This is the OE manufacturer for this bearing. Don't go cheap on bearings when you consider the labor to install them!

This is what you call a "big hongking" wheel bearing. It weighs close to 4 lbs! Replacement is a very expensive repair if you have a shop do it, but if you are an intermediate DIY mechanic, you CAN do it yourself with the steering knuckle on the vehicle, if you have the right tools.

$43.95

116 123 126 Chassis Fuel Tank Outlet Screen Removal Socket

WORKS ON FUEL TANK SENDING UNITS TOO! Machined short for easier access and a sharper edge for better grip.

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??

$89.00

M112 V6 and M113 V8 Water Pump - Easy DIY

For almost all 1998 to 2006 V6 and V8 engines - Over 120K just replace it before it fails.

This is a common preventative replacement item as these engines age. No instructions are available at this time but there is plentiful information online to guide you in replacement.

$19.75

1981 to 1984 722.3 Transmission Pesky Leak Fix Kit

For 5-cylinder turbo diesel engined 300D 300CD 300TD and 3000SD. Tool not included ( purchase separately below).

These transmissions are now 40+ years old, and with age comes hardened o-rings and seals, leading to what I call "pesky" leaks.

$21.50

Early 6 Cylinder Spark Plug Replacement Full Set of Six ( 6 )

For all 6 cylinder gas engines from 1966 to 1973 - 230 - 250 - 280 engines both carbureted and fuel injected.

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.

$33.95

1977 to 1985 Diesel Engine Idle Speed Digital Tachometer

Can also be used to test other gas and diesel engines. You must paint a bright mark on the front pulley to get an accurate reading.

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.

$42.00

1970 to 1975 D-Jetronic Fuel Injector Rewiring Kit w/ Silicone Boots

It can be used on BOTH original Bosch Injectors or on the new aftermarket injectors we sell. Watch the video for details

On most D-jetronic engines, the fuel injector wiring plugs are hard and brittle, and the boots are torn or missing altogether. You may say, "If it is working, why fix it? Watch the videos below to understand why this is important and how easy it would be for you to do it yourself.

On Demand Video
126 Chassis Sedan Door Panel Removal Procedures - On Demand Video Instruction
$5.99

126 Chassis Sedan Door Panel Removal Procedures - On Demand Video

There are any number of reasons why you may need to remove a door panel

Door panels have to come off when fixing power windows, power seat switches and wiring, door check straps, door latches and locks, and clearing drains. Lubrication is a key factor in preventing premature failure on a number of interior door components. You have to remove the panel to lubricate!

$18.40

W123 Torx Head Door Striker Bolts x 4

Designed by Kent - modified in our shop - these will solve the problem of striker bolt failure FOREVER!

This is a set of four STAINLESS STEEL custom machined Torx head door striker bolts. They will eliminate many headaches related to door closing issues on the W123 doors on all models from 1977 to 1985.

PDF
$10.95

103 Engine 6 Cylinder Power Tuning Guide By Kent Bergsma - Download

Repair Guide for the Following Models: 190E 2.6, 260E, 300E, 300CE, 300TD, 300SEL 1986 - 1992

Fits the following, 201, 124, and 126 chassis with 6 cylinder single cam gas engine. In my opinion, the 103 6 cylinder gas engine (built from 1986 to 1993) is one of the best engines Mercedes has ever built.

$119.50

116 123 126 Chassis Front Wheel Bearing Replacement Kit - All Models

ALL parts shown for BOTH wheels! 450SE 450SEL 300SD 240D 300D 300TD 300CD 280E 280CE 380SE 380SEL to 1985

If you need everything for your front hub, then this is the best deal. This kit is for BOTH sides. Comes with inner and outer wheel bearings, seal, cap, ground clip, and a tube of FREE HIGH PERFORMANCE synthetic wheel bearing grease.

$59.50

Early SLS Self Leveling Valve Cleaning and Resealing Kit

Comes with everything you need to do a first class job plus two on-demand videos to help you overhaul and adjust the valve yourself

This is the most thorough kit available anywhere in the world for opening up and resealing your early style (square ) SLS leveling valve. This was used on all W123 300TD wagons and a few other models during that same time period.

$136.50

1978 to 1995 Universal Diesel Performance Fuel Boost Pump Kit

This is a complete DIY assembly kit with all the parts you will need and two lengthy video instructions.

This can be installed in your W116 W126 W201 W124 diesel in 60 to 90 minutes. You will use the video instructions for installing it in a W123 (included), then you will make location modifications to fit your specific chassis.

$419.00

1986 TO 1989 R107 560SL Bilstein Shock Absorber Full Set

Fits all 560SL and this will really improve your ride! Kent's 31 minute detailed DIY video instructions are included free.

Improve the ride, handling, and safety of your 1986 to 1989 107 SL convertible and coupe. Yes, shocks play a big part in safety and people often do not know this. Old shocks just wear out slowly so you may not "feel" the problem until you install new Bilsteins!

On Demand Video
$5.99

B2 Piston and Sleeve Removal and Replacement - On Demand Video

Different methods of pulling out the sleeve with the seal are shown. Kent prefers a slide hammer (see below)

Kent will show you the procedure (along with troubleshooting and testing tips) with a 722.3 Transmission on the bench.

$83.95

M273 V8 Spark Plug Replacement Kit

All 450 and 550 V8 engines from 2007 to 2011. Performance Bosch plugs.

This kit includes EIGHT correct Bosch spark plugs and a small container of silicone grease to put on the ends of the spark plug wires. This is not a difficult job. In fact, it is one of the easiest spark plug changes you may ever do.

On Demand Video
$9.99

How to Remove and Install a Bowden Cable from the Transmission - On Demand Video.

Very difficult without Kent's special tool if you don't want to break it.

In this 15-minute video, Kent will show you step-by-step how to safely remove the Bowden cable without damaging it and how to install it to get the proper connection. This is not as easy as it looks, and you can break it if you are not careful.

$92.00

1981 to 1985 5 Cylinder Turbo Diesel Pre-chamber - USED

LARGE hole design ( see picture below ) For W123 Turbo 300D, 300CD, 300TD and W126 300SD

Damage to these is becomming more common as they engines age. If your fuel injectors are not firing fuel properly the ends of the prechambers cac burn right off causing all sorts of "weird" engine performance problems. prechamber  pre chamber

On Demand Video
$14.99

Early SLS Self Leveling Valve Adjustment Procedures - On Demand Video

This can be a pain in the back side without the right tools, equipment and know how!

Kent will walk you through the steps to properly adjust the leveling according to factory specifications. He will also cover some of the problems you may run into and demonstrate how he used the new adjusting tools he designed.

PDF
$3.95

Flexible Brake Hose Replacement Instructions by Kent Bergsma - Download

Applicable to almost all models from the late 1960's to the mid 1990's

5 page digital PDF Instructions include multiple pictures to assist you in completing the job. Clear and detailed with tips and tricks from Kent Bergsma's years of experience. 

We also highly recomend the Ultimate Flexible Brake Hose tool to complete the job. Look below to view.

$39.50

124 Chassis Front Wheel Bearing Kit

Fits 260E 300E 300TE 300CE 300D 300TD E320 E300D 1986 to 1995 - NOT 4-MATIC -- ALSO FITS 107 560SL

 Brand new complete wheel bearing kit. Includes all parts shown for right or left wheel. You with need to order 2 if you want a complete set of wheel bearings for both sides.

$32.75

OM615 OM616 OM617 Diesel Engine Prechamber Collar Nut - USED

Last 5 left! For 190Dc 200D 220D 240D 300D 300TD 300CD 300SD 1963 to 1985 Pre-chamber (s) ONLY. Will not fit the OM 601 OM602 OM603 6 cylinder engines.

This is a genuine Mercedes used part. Genuine ones are no longer made. No damage to the slot or the threads. Only for models listed. Does not work on later aluminum-head diesel engines. The collar nut holds the pre-chamber in the cylinder head.

$92.50
Currently out of stock.

W107 W126 Chassis 380 V8 Engine Thermostat and Short Hose Replacement Kit

For 380SL, 380SLC, 380SE, 380SEL and 380SEC. When replacing an old thermostat always replace the short hose that it is attached to!

Brand new thermostat, heavy-duty short hose, and 2 new clamps. Fits all 126 Chassis 380 engines from 1981 to 1985 both in 107 chassis and 126 Chassis. Free Video installation tips included ( click on the arrow in the center of the picture to watch below:

$6.95

Transmission Shift Rod Retaining Clip X 2

Fits late 108 113 111 109 and 107 116 114 115 123 126 201 and 124 Chassis

 These same clips are used on almost all Mercedes Benz Models from the late 1960s up into the 1990s. If you have lost or damaged one of your clips here is a chance to get replacements. Maybe good idea to have spares on hand. Sold in set of 2. 

$146.50
Currently out of stock.

OM616 and OM617 Diesel Starter Motor for 1977 to 1984 models

TURBO FAST STARTER: Fits 1978 to 1984 300SD and 1977 to 1985 W123 300D 300CD 300TD diesel engines WITHOUT trap oxidizer

Excellent working condition with good power.  It appears to be a recent rebuilt replacement. This came off a running turbo engine, but many don't know it makes your non-turbo engine really spin! Excellent used working starter motor.

$22.85

M112 V6 M113 V8 Drive Belt Tensioner Pulley

1998 to 2006 engines. Sometimes the tensioner is ok but the pulley is worn or the bearing has failed. Free video instructions included

You will have to remove the drive belt to change this pulley. Once that is done replacement is easy. The free video instructions by Kent will show you how to do this as well as the proper way to remove and replace the drive serpentine belt.

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