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300D 300CD 300TD 300SD Valve Cover Gasket Set
$34.50

5 Cyl. 617 Diesel Valve Cover Gasket Set of (3)

Fits 300D 300CD 300TD 300SD - Receive a Related Bonus-Product FREE!

Fits 115, 116, 123 and 126 5 cylinder diesel engines (both non-turbo and turbo) from 1975 to 1985. These should be changed every time you remove your valve cover for valve adjustment or other maintenance. Stock up now for a great price on a set of 3.

$29.50

Diesel Injection Hand Primer Pump - NEW STYLE

Aftermarket Febi Bilstein brand. Requires 17mm wrench to install. (purchased separately below).

The Monark brand is no longer made. The Bosch pump is hard to find. This is the best alternative we can provide. For older models with primer pump mounted on the injection pump.

$109.50

Diesel Service Kit (2) 1977 to 1985

FITS THE FOLLOWING: All Mercedes Diesel engines from 1977 to 1985 except 190D. This includes 123, 116, and 126 chassis 240D 300D 300TD 300CD and 300SD. Here is a chance to pick up all those most used diesel engine service parts in one kit for one great price.

5 Cylinder Diesel Valve Cover Gasket
$13.75

300D 300TD 300CD 300SD 5 Cylinder Diesel Valve Cover Gasket

FITS THE FOLLOWING: all 115, 116, 123, and 126 chassis with 5 cylinder engines. Always replace that valve cover gasket every time you adjust the valves (every 12,000 to 15,000 miles). Will keep those unsightly oil leaks around the valve cover at bay.

220D 240D 4 Cylinder Valve Cover Gasket Set
$29.50

220D 240D 4 Cylinder Valve Cover Gasket Set of (3)

For diesel 615 and 616 engines

Fits 110, 115 and 123 four cylinder diesel engines. These should be changed every time you remove your valve cover for valve adjustment or other maintenance. Stock up now for a good price on a set of 3.

When replacing your valve cover you may need wave washers. Look below.

Power Steering Correct Return Hose 1 meter
$24.50

Power Steering Correct Return Hose

12mm I.D x 1 meter long. A very common source of fluid leaks for W123, W126 and 1981 to 1989 R107

Fits all 123 and 126 chassis and later R107 as noted above - both gasoline and diesel models. It may fit a few other models as well but you MUST measure your old hose before ordering. We also carry the 15mm hose for most of the older models. See related products below:

$18.50

W123 Non-Turbo Diesel Air Filter Housing Mount Repair Kit

For 1977 to 1983 4 and 5 clyinder non turbo engines only. Original style no longer available. We offer turbo mounts as a direct replacement.

Fits 123 chassis non-turbo models only. This includes 240D, 300D, 300CD to 1981 and 300TD.. These air cleaner housing rubber mounts break and can cause your air filter housing to rattle on the engine. Grab a hold of your housing and see if you can lift it up.

123/126 Power Steering Reservoir Filter
$14.50

116 107 123 124 126 Gas and Diesel Power Steering Reservoir Filter

This filter never seems to get replaced. Good beginner DIY job. Comes with PDF instructions

FITS THE FOLLOWING: all 116 300SD from 1978-1980, R107 chassis from 1977 to 1989, 123 chassis both gas and Diesel from 1977-1985 and 126 chassis both Gas and Diesel from 1981 to 1991. Also 124 Chassis 260E 300E 300TD 300D 2.5.

$24.95

Plastic Radiator Neck Reinforcement Kit

This is a HUGE problem - and if neglected can lead to catastrophic engine failure! Mark my Word...

ALERT! ALERT! 10 years after I first started warning about this, I saw it again in my shop on Feb. 20, 2011. Seems to be happening even more now as these radiators age. I loosened up the upper hose clamp on this 123 300TD radiator and it just fell off.

Anaerobic gasket maker
$19.50

Anaerobic Flange Gasket Maker - The Best

For metal to metal sealant where there in no gasket

FITS THE FOLLOWING: All models PON, FIN, P55, 110, 111, 112, 113, 108, 109, 114, 115, 107, 116, 123, 124, 126, and 201 chassis. 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!).

$22.50

M103 Engine Spark Plugs x 6

Since Bosch plugs for these engines are no longer available Kent recommends these NGK plugs

Fits 124 201 126 Chassis with M103 engine only, including 190E 260E 300E 300TE 300CE 300SE and 300SEL . These are the current plugs Kent recommends for this 6 cylinder gas engine.

$18.00

300D 300TD 300CD 300SD Diesel Fan Clutch Bolts

Hard to remove and install if heads have been rounded off - which is common with the weak original bolts ( see video below)

Fits All 115, 116, 123, and 126 5 Cylinder Diesel engines. This kit comes with (4) brand new fan clutch bolts that we source and custom machine here in our shop.

601 602 603 Diesel Oil Filter Twin Pak 1984 to 1993 (Code 3)
$32.50

601 602 603 Diesel Oil Filter TWIN PACK (Code 3)

All 60X 4 5 and 6 Cylinder Engines from 1984 to 1995

Fits 201, 126 (after 1986), 124 and 140 chassis four, five and six-cylinder diesel to 1995. This includes 190D, 300D, 300TD, 300D 2.5, 300SDL, 350SD / L ,S350, and E300D. Set of two new oil filters. Stock for spares ahead of time. Two oil filters shipped with sealing rings.

Diesel Service Kit (3) 1984-1993
$86.95

Diesel Service Kit (3) 1984-1993

FITS THE FOLLOWING: 201 chassis 190D 2.2 and 2.5 diesels from 1984 to 1989. 124 chassis 300D and 300TD 1987 and 1990 to 1993. 126 chassis 300SDL and 350SDL 1986-87 and 1990-91. Get your later model Mercedes diesel ready for winter driving with this self service kit.

Diesel and Gas Engine Valve Adjusting Feeler Gauges
$8.50

Diesel and Gas Engine Valve Adjusting Feeler Gauges

Applies to all Mercedes: Pre 1960, 190SL, 110, 111, 112, 113, 114, 115, 108, 109, 107, 116, 123, 126 with adjustable valves. We have had a number of requests to provide our customers with a feeler gauge to adjust their valves, particularly on the 616 and 617 diesel engines.

$68.50

616 617 Diesel Oil Cooler Line Removal Special 3 Wrench Set

For 240D 300D 300CD 300TD 300SD 1974 to 1985 - Receive a Related Bonus-Product FREE!

Replacing your oil cooler lines/hoses is a very important maintenance item on your older Mercedes diesel. Getting them on and off though is a different matter!

Oxygen sensor
$59.95

190E 2.6 and Early 124 300E 300CE 300TE Oxygen Sensor

BACK IN STOCK OCTOBER 2021!

FITS THE FOLLOWING 201 chassis 124 chassis ( 1986 - 1990 300E , 260E , 300CE and 300TE ). If you are experiencing rough idle, poor throttle response, or your gas mileage has gone down recently, it is probably time to replace your oxygen sensor (it is located under the car on top the forw

$9.95

Late Oil Filler Cap Gasket Set - Narrow Version

For engines that have the black plastic oil filler cap

Fits later 107 and 123 as well as 126, 201, and 124 chassis oil caps (black plastic). Tired of having a hard time getting your oil filler cap off without using pliers. Or are you tired of the unsightly oil leaks around the cap. These gaskets can help solve those problems.

Diesel Thermostat Installation Kit
$32.50

115 116 123 126 Diesel Thermostat Installation Kit

Fits 115 116 123 and 126 chassis diesel engines, non turbo and turbo, to 1985. This includes the 220D, 240D, 300D 300TD wagon and 300D/300SD turbo engines. Most thermostats only last a few years and should be changed for optimal diesel performance.

190E 300E 300SE 102 103 Engine Oil Filter Set
$29.75

190E 300E 300SE 102 103 Engine Oil Filter - set of (3)

Fits the following: 201 chassis 1989 - 1993 190E 2.3 and 2.6 , 1987 - 1989 260E , 1988 - 1989 300CD , 1986 - 1992 300E 1990 - 1993 300E 4Matic, 1990 - 1992 300E 2.6 , 1988 - 1992 300TE , 1990 - 1993 300TE 4Matic, 1988 - 1991 300SE and 300SEL.

$7.95
Currently out of stock.

Diesel Engine Compression Test Guide by Kent Bergsma

No longer in print

A diesel compression test is an extremely important engine diagnostic procedure. It should be done on any diesel you are planning to purchase. More than any other test, it can tell you if you are purchasing a healthy engine.

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