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$159.50
Currently out of stock.

190E 2.6 260E 300E 300SE Distributor Overhaul Kit w/ Special Tool

For all M103 6 cylinder Single Cam Engines from 1985 to 1993

Distributor neglect is one of the most common neglected maintenance items that we see on the 6 cylinder 103 engine. Just because the engine is running ok does not mean that the parts are not worn out. One day you will get up in the morning and the engine will not start.

$118.95

OM 603 1986 to 1987 Garrett T3 Turbocharger Basic Overhaul Kit

Only fits 6 cylinder 1986 to 1987 300SDL, 300D and 300TD with GARRET TURBO!!!

This kit will allow you to replace the critical worn parts inside the early 603 U.S. made Garrett T3 turbochargers. This kit will not work if your engine has a KKK turbo made in Germany. The only way to tell which turbo you have is by visual inspection.

$246.50

5 Cylinder 617 300D 300TD 300SD Physical Exam Kit

Check the Health of your Diesel Engine Yourself - Save BIG $$$

If you are going to buy or have just purchased an older 5 cylinder Mercedes Diesel (1975 to 1985) the first thing you need to do is a good physical exam of the engine. Don't throw money at a car that has a dying engine.

$239.00

4 Cylinder 220D 240D Physical Exam Kit - Check Engine Health

You can save thousands $$ by doing this yourself and catching problems early.

If you are going to buy or have just purchased an older 4 cylinder Mercedes Diesel the first thing you need to do is a good physical exam of the engine. It is even better to do this BEFORE you purchase the car to prevent surprises and pain in your wallet.

$118.75

615 616 617 Diesel Valve Adjusting Wrench Kit - Designed by Kent Bergsma - Made in the U.S.A.

For adjustable valve clearances on 190D 200D 220D 240D 300D 300CD 300TD 300SD 1961 to 1985. Written instruction booklet included.

These wrenches are fantastic labor savers. If you have been thinking about adjusting your diesels valves on your own - this kit will save you time, frustration, and high shop labor costs. Now is the time to get your own pair. NOW WITH RUBBERIZED GRIP HANDLES. Made in the U.S.

$80.00

OM 636 Diesel Engine Monark Fast Glow Plugs x 2

DISCONTINUED BY MONARK FEBRUARY 2018 --We have 2 plugs left for someone who needs spares.

Only two plugs are available. These are best for spares with an engine that already has fast pencil plugs installed.  They fit 4-cylinder flat head diesel 636 engines built in the 1950s.

$89.95

190D 2.2 4 Cylinder Cylinder Glow Plug Installation Kit

For 601 diesel engines only from 1984 to 1986 - reamer and instructions included

If you are planning to install new glow plugs in your 601 engine, 190D from 1984-1986, it is essential that you ream the carbon out of the holes to prevent premature failure of your new plugs.

5 Cylinder Diesel Series to Pencil FAST Glow plug Conversion Kit
$104.75

Early 300D 5 Cylinder Diesel Series to Pencil FAST Glow plug Conversion Kit

Fits 1975 to 1979 5 Cylinder 300D 300CD 300TD - Better starting performance

WARNING: PLEASE confirm you have the original engine in your diesel BEFORE ORDERING this kit. We keep getting owners ordering this kit only to find out a later model engine has been installed. This happens quite often.

4 Cylinder Diesel FAST Pencil Glow plug Conversion Kit
$88.95

Early 123 240D 4 Cylinder Diesel FAST Pencil Glow plug Conversion Kit

For 240 1977 to 1979 with series glow plugs.

If you own an early 123 4-cylinder diesel, then this is a must-have diesel engine kit! This glow plug upgrade will do three things that will put a smile on your face: 1. Your engine will start faster and cold idle smoother. 2. Your glow plugs will last longer. 3.

Diesel Purge Injection System Cleaner H. D.
$32.50

Diesel Purge Injection System Cleaner kit with Instructions

Receive a Related Bonus-Product FREE! (Can only be shipped UPS Ground)

Can only be shipped UPS GROUND. NO INTERNATIONAL. Extra packaging charges may apply. It some cases it may be shipped in its own box depending on the size of your order and the other products included.

$54.20

W123 Chassis 5-Cylinder Non-Turbo Diesel Motor Mount Kit

For all non-turbo 300D 300CD 300TD models 1977 to 1981 includes transmission mount

Have you noticed your Mercedes diesel sedan is recently shaking more at idle. Maybe you are noticing new vibrations that were not there before. You may have also noticed the engine makes some clunking noise when you shut it off. When was the last time your rubber motor mounts were changed.

$228.00

617 Diesel Garrett T3 Turbocharger 200K High Performance Overhaul Kit

For 5 cylinder Garrett turbos on 300SD 300D 300CD and 300TD 1978 to 1985. 24 page printed instruction manual included.

For 5 cylinder Garrett turbos on 300SD 300D 300CD and 300TD 1978 to 1985. Buy the complete kit and save! If your Garrett T3 turbo has over 200K Kent highly recommends you plan on doing the complete overhaul.

$99.50
Currently out of stock.

123 116 126 Diesel Fuel Tank Screen Removal and Replacement Kit

GENUINE OEM FUEL TANK SCREEN -- ALL AFTERMARKET BRANDS DISCONTINUED.

Fits all 116 diesel 300SD, and 123 240D 300D and 300CD and all 126 chassis diesels 300SD 300SDL 350SD/L. 1977 to 1991 (Does not fit wagons!). Wiill NOT work on 107 chassis. Receive a Related Bonus-Product FREE!

$284.00

1970 to 1975 350 and 450 V8 Physical Exam Kit

You will need this to determine if your old V8 D-Jetronic fuel-injected engine is healthy and can be made to run right!

This is the FIRST thing you should do on your D-Jet V8 engine. Rather than explain everything in this kit and what it can do for you, watch Kent's YouTube video below.   If you don't do this, you will be guessing and spending money forever trying to get the engine to run right!

$88.75

M112 V6 Complete Breather and Valve Cover Oil Leak Repair Kit w/ Video Instructions.

For all 1998 to 2006 M112 6-cylinder engines. These engines are now 20+ years old, making VC oil leaks a very common issue, and most shops don't fix them to last.

Kent and others have seen valve cover leaks return within a few years after resealing. Some feel this may be a design flaw, but I contend the job was never done right in the first place. Let Kent explain why the leaks come back...

$98.75

M113 V8 Complete Breather and Valve Cover Oil Leak Repair Kit w/ Video Instructions.

For all 1998 to 2006 M113 engines. These engines are now 20+ years old, making VC oil leaks a very common issue, and most shops don't fix them to last.

Kent, as well as others, have seen valve cover leaks return within a few years after resealing. Some feel this may be a design flaw, but I contend the job was never done right in the first place. Let Kent explain why the leaks come back...

$285.00

560SL 560SEC 560SEL Ignition Tune-Up Kit

O.E. Bosch Cap + Rotor (Bremi or Bosch) + Full set of Bremi Wires + Dielectric Silicon Grease

We know you want the best for your 560 engine. These ARE the best tune-up parts you can buy. To add new spark plugs see related products below:

$39.75

W111 W113 W108 Fuel Injected 6-Cylinder Engine Fluid Filter Kit

2 oil filters and a fuel filter complete with o-rings and sealing washers. Free on-demand video installation instructions included.

These are high quality German brand filters. Since mose of these cars are not driven regularly Kent recommends an oil change every 5000 miles or 2 years whichever comes first ( using quality oil) and a fuel fitler change every 10,000 miles or 2 years whichever comes

$154.00

OM617 Turbo Diesel Engine Front Crank Seal Replacement COMBINATON Kit

Save $20! Includes the seal install kit plus the two pullers you will need to complete this job successfully. For all 5-cylinder turbo engines 1978 to 1985

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.

$96.50

1977 to 1985 Diesel Engine Critical Coolant Service Kit

So often neglected - yet critical to preventing pre-mature or catastrophic engine failure!

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.

$89.95

1998 to 2006 V6 M112 O.E. Spark Plug Replacement Kit w/ Full Video Instructions

SPECIAL TOOL NOT INCLUDED but highly recommended if you don't have one. (purchase separately below ). With this deluxe kit you can reduce frustration and save big when doing it yourself. Watch the videos below to learn more!

I figured out why the spark plugs in these V6 engines don't seem to ever get changed.

$116.00

1998 to 2006 V8 M113 O.E. Spark Plug Replacement Kit w/ Full Video Instructions

SPECIAL TOOL NOT INCLUDED but highly recommended if you don't have one. (purchase separately below ).

With this deluxe kit, you can reduce frustration and save big when doing it yourself. Watch the videos below to learn more! AMG owners note: This will only work on some early AMG engines. If you have an AMG, please contact us BEFORE ordering.

$59.75

1998 to 2006 V6 and V8 Crank Position Sensor No-Quit-On-You Insurance DIY Kit

Only Bosch Brand CRANK POSITION Sensor included. All M112 V6 and M113 V8 engines replace the CPS BEFORE it fails. Includes Kents detailed DIY video instructions

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.

$31.75

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.

$18.75

R107 380SL 3 Easy Fix Fluid Leaks DIY Kit

Inexpensive DIY kit that helps you fix some annoying fluid leaks in just a few minutes.

These are three inexpensive parts that seem to never get replaced when they wear out. If "mechanics" miss these items. Are you losing coolant? Are you losing windshield washer fluid? Do you have unsightly oil on your right valve cover?

$29.50
Currently out of stock.

Cooling System Leak Detection Radiator Cap Conversion for Brake Bleeder Tank

Custom made in our shop. Allows you to use our brake bleeder tank to also pressure test the cooling system on most models 1973 to 1995 ( see design of metal cap to confirm )

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?

$78.50

Older Diesel Internal Engine Cleansing Kit

Must be done using separate fuel tank. Cleans injection pump, fuel injectors, pre chambers, combustion chambers and helps reseal piston rings. Will not work on extremely worn out engines.

UPS ground shipping only. Can not be shipped internationally. Rather than try to explain what this kit does and how it does it we are going to ask you to watch the video below if you have not already done so.

$37.50

Late OM616 OM617 Power Steering Pump Leak Reseal Kit - SMALL SEAL

Fits later W123 4 and 5 cylinder diesels and W126 300SD with aluminum pumps ( watch video before ordering!!!)

For later 240D 300D 300CD 300TD 300SD Models. Most after 1980 BUT YOU MUST LOOK AT YOUR PUMP BEFORE ORDERING! WATCH KENT'S VIDEO BELOW. You have asked for it and we have delivered again.

$46.50

Early OM616 OM617 Power Steering Pump Leak Reseal Kit - LARGE SEAL

Fits early W123 4 and 5 cylinder non-turbo diesels and W116 300SD with cast iron pumps ( watch video before ordering!!!)

The seal in this kit is out of production. Only small quantity left. For EARLY 240D 300D 300CD 300TD and W116 300SD Models. Usually up to 1980 BUT YOU MUST LOOK AT YOUR PUMP BEFORE ORDERING! WATCH KENT'S VIDEO BELOW. You have asked for it and we have delivered again.

$16.75

OM616 and OM617 Diesel Engine Water Pump Bolt Upgrade Kit

Solve the problem of rusty pump mounting bolts once and for all - Go stainless AND seal them from inside water!

Kent finally went to work to solve the problem of rusty water pump mounting bolts. Once the problem was studied carefully the solution became obvious. Watch the video for a full explanation and partial instructions below.

Kit contents:

$179.50

M117 V8 Timing Chain and Upper Guide Rail (3) Replacement Kit with Instructions

Prevents Catastrophic failures on 4.5, 5.0, 5.6 liter V8 engines from 1972 to 1991. NOTE: Oil tube clips and valve cover gaskets available separately

PLEASE NOTE: Manual(s) are now available in PDF format and are available for viewing when you log into your account at Mercedessource. No printed manuals are shipped.  If you own a Mercedes with the M117 V8 engine timing chain failure can really ruin your day!

$47.25

M116 V8 Timing Chain Upper Guide Rail Replacement Kit

Save your V8 regardless of mileage - DO this job if it has not been done in the last 15 years

For all 3.5, 3.8, and 4.2 liter V8 engines from 1969 to 1991 280SE 3.5, 300SEL 3.5, 380SE, 380SEC, 380SEL, 380SL and 420SEL. These THREE are the upper (and easily accessible) plastic guide rails that most often break due to age and heat.

$39.95

M117 V8 Timing Chain Upper Guide Rail Replacement Kit

Save your engine regardless of mileage if this job has not been done in the last 15 years

PLEASE NOTE: Manual(s) are now available in PDF format and are available for viewing when you log into your account at Mercedessource.

$32.50

M116 and M117 V8 Valve Cover Service / Oil Leak Fix Kit

For all single overhead camshaft V8 engines from 1969 to 1991

This is a VERY common maintenance item on the older Mercedes V8 engines. If they are too old they will leak. If they are not put on properly they will leak. If you do any maintenance (ie, valve adjustment, clip replacement, timing chain, guides, etc), you should have this kit on hand.

$69.50

Later M104 6 Cylinder Valve Cover Complete Seal Kit

Only works on later models with valve cover as shown - study picture carefully

This gasket set includes the complete valve cover rubber seals as well as the 12 rubber seals for the bolts. If you are going to change the valve cover gasket you will need to replace the bolt seals as well or you will regret it!

$44.50

M112 V6 M113 V8 Fleece Engine Oil Filter Replacement Kit

For 1998 to 2005 C320 E320 E430 E500 CL500 CLK320 CLK500 S430 S500 ML320 ML500

Oil filter changes are important, but I believe on these high interval oil change schedules that changing the oil fitler can be just as important! Use the wrong filter and the engine can suffer serious damage.

$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.

$19.95

60x Injection Pump Stop Lever Shaft Leak Fix Repair KIT

For 5 and 6 cylinder diesels 1986 to 1995

This is one of the more common oil leaks I see on the 602 (5 cylinder) and 603 (6 cylinder) diesel engines. In fact, I have seen it on almost every one of these engines I have worked on.

$22.75

60x Diesel Engine Compartment Fuel Hose and Clamp Replacement Kit

For 190D 1984 to 1993 and 300D 300TD 300SDL 350SD 350SDL 1986 to 1993

This inexpensive kit will allow you to replace the old, hardened, and brittle fuel hose in your 601, 602, or 603 diesel's engine compartment, as well as those old, worn-out factory clamps, with new, high-quality, German style clamps that will not cut into the rubber hose.

$14.25

61x Diesel Engine Compartment Fuel Hose and Clamp Replacement Kit

For early diesels 1968 to 1985 220D 240D 300D 300CD 300TD 300SD

This inexpensive kit will allow you to replace the old hardened and brittle fuel hose in your diesel's engine compartment as well as those old worn out factory clamps with new high quality worn gear clamps that will not cut into the rubber hose.

$99.50

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

8/2022 Update: We have modifed 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 better job! We do sell the water pumps individually, but we decided to offer this complete kit to make a diesel pump installation go easie

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