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On Demand Video
$12.99

Super Extreme Engine Compartment Detailing - On Demand Video

This is over the top detailing. Watch Kent perform magic on his 560SEC engine compartment. 45 minute long instructional video

Want to try to make your car's engine and engine compartment look like it just came off the showroom? Would you like detailed information on the chemicals, brushes, tools, and procedures Kent uses to get his engine compartments looking so nice?

On Demand Video
$6.99

Solving Early 6 Cylinder Gas Engine Valve Adjustment Problems - On Demand Video

Tools and tips needed when adjusting the valves on 1955 to 1972 single overhead cam engines

Valve adjustment is often neglected on many of the mid 1950's to early 1970's 6 cylinder single overhead camshaft gas engines.  If it has been years since any adjustment was made, there will be problems - Kent can guarantee it!!!

$8.95

Lubro Moly Diesel Hi Test Fuel Additive

Lubro Moly Diesel hi test fuel additive that does far more than just add lubrication to the fuel. Formulated for the new low sulfur diesel fuel. Contains an additive against injection pump and injector wear.

PDF
$7.95

Pre-Glow Systems Tips, Quick Tests and Upgrades - All Diesels 1960 to 1993 Download

Manual by Kent Bergsma: Book 5 of a 5 Book series

During his years of working on diesel engines, Kent has learned a few things about glow plugs. Some he learned the easy way and others he learned by “pain and suffering.” If misunderstood or improperly maintained, glow plugs can be the “achilles heal” of a diesel.

PDF
$6.95

Pre-Glow Parallel Systems Testing 1978 to 1993 by Kent Bergsma - Download

Manual by Kent Bergsma: Book 2 of a 5 Book series

This book explains how a parallel pre-glow system works and how to properly test it using inexpensive electrical testing equipment. If your PENCIL style glow plugs are not working properly, you need to find the cause BEFORE you start buying parts.

PDF
$6.95

Diesel Pre-Glow Series System Testing 1960 to 1979 by Kent Bergsma - Downlaoad

Manual by Kent Bergsma: Book 1 of a 5 book series

Book 1 explains how a series pre-glow system works and how to properly test it using inexpensive electrical testing equipment. If your glow plugs are not working you need to find the cause BEFORE you start buying parts. This is something you can do yourself.

On Demand Video
Removing the Cylinder Head to Diagnosis an Overheating Diesel - On Demand Video
$10.99

Part 2: Diesel Buyer Beware - Cylinder Head Gasket Failure and Removal Woes - On Demand Video

Is it really only "just a head gasket?" Kent will remove a cylinder head to illustrate the myth.

When an engine is both overheating and losing coolant, you first want to exhaust all possibilities that the cause is something simple or inexpensive to repair. It is possible it might just be a stuck thermostat with a faulty water pump leaking coolant at the same time.

On Demand Video
W220 S500 Air Filter Replacement - On Demand Video Instructions
$3.99

W220 S500 Air Filter Replacement - On Demand Video

Often neglected job that you can do yourself - but you must be careful!!!

In this video Kent will go through the process step-by-step of properly installing new air filters in your 500 series larger V8 models produced after 2000. If not done properly you can damage the engine cover and possibly the engine itself.

$178.95

5-Cylinder OM617 Mercedessource Diesel Fuel Injector Nozzles w/ Heat Shields

German made for us by Wolfswerke-sachsen ( same company and same nozzle that was formerly branded as Monark). Machined for the 1986 and 1987 OM603 six-cylinder engine (see explanation below).

The Monark nozzles #120 are all gone, never to be remade. We do have a few hundred #128 nozzles still available. Kent and Kaia got together and started questioning why they would not work in the OM616 and OM617 engines. So in May of 2024 Kent decided to put them to the test.

Sale
$82.50

617 Turbo Diesel Oil Pump ( Used )

Excellent condition. Fits 1978 to 1985 300SD and 1981 to 1985 TURBO 300D 300CD and 300TD - only one available

Please note:  Does not include sprocket.  The pump has been taken apart and inspected. No excessive tooth scoring. Bolts are loose. The pump will need to be cleaned - oiled and reassembled before installation. Excellent used condition.

$146.00

4 Cyl 615 616 601 Mercedessource Diesel Fuel Injector Nozzles w/ Heat Shields

German made for us by Wolfswerke-sachsen ( same company and same nozzle that was formerly branded as Monark). Machined for the 1986 and 1987 OM603 six-cylinder engine (see explanation below).

The Monark nozzles #120 are all gone, never to be remade. We do have a few hundred #128 nozzles still available. Kent and Kaia got together and started questioning why they would not work in the OM616 and OM617 engines.

PDF
$8.95

Why Does My Diesel Engine Run So Badly? by Kent Bergsma - Download

Diagnosing poor power, horrible fuel economy, rough running and excess exhaust smoke

Running badly means poor performance. It happens sooner or later to EVERY diesel owner. The word "performance" is often used to describe how well a diesel engine runs once started. The principles discussed will cover all Mercedes diesels from the mid 1950s to the mid 1990s.

PDF
$6.95

617 Turbo Diesel V-Belt Replacement and Accessory Inspection Manual By Kent Bergsma - Download

Not as easy as you might think, but definitely a job you can do yourself if you know how.

Changing the V-belts on your older 5 cylinder turbo diesel engine can be a pain. If you have not done it before it can be a REAL pain that leaves you confused and frustrated. In some cases it is possible to damage or break critical adjusting mechanisms if not done properly.

PDF
$8.95

Diesel Oil Cooler Hose Replacement Instructions By Kent Bergsma - Download

Read and decide if this is a job you want to tackle yourself.

If you have a W116 or W126 300SD or a turbo 1981 to 1985 5 cylinder W123 Diesel you must pay attention to your oil cooler hoses. If one of these hoses fail you will destroy the engine unless you are in the habit of looking at your oil pressure gauge every 5 minutes while driving.

PDF
$8.95

Diesel Engine Fluid Leak Diagnostic Guide - Download

Covers finding the sources of your leaks - NOT how to repair them.

In a perfect world your diesel would not leak a drop of fluid. Unfortunately, with the age of your vehicle, it may not be economically possible to eliminate every leak. Sometimes you may just have to live with some leaks.

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.

$12.75

Very High Temp Engine Sealing Compound

Elring Dirko brand Permanently Elastic; 85g Tube - Rated to 600 F

Dirko sealing compound is permanently elastic, cold vulcanizing, silicone-rubber based. Can be used for connecting joints, cylinder head, crankcase, oil sump, timing case, thermostat, water pump, transmission, axles, differential, radiator, chassis.

$9.95

115 116 123 126 201 124 Diesel HEAVY DUTY Rubber Exhaust Hangers x 4

NEW DESIGN - Best exhaust hangers for rattle prevention - and they stay on!

Fits all DIESEL ENGINE exhaust systems for 115, 116, 123, 126, 124 and 201 chassis from 1968 to 1995. If you are looking for a more robust exhaust hanger this is it! It is a stronger and more secure exhaust hanger than the standard round rubber type.

$34.95

Late 60x (602 and 603) Diesel Prechamber Collar Nut Socket

Special Splined Socket

This is a special pre-chamber collar nut removal socket ONLY that works on the diesel engines in the 1990 to 1991 350SD 350SDL (126 chassis), 1990 to 1993 300D 2.5 (124 chassis), and 1992 to 1995 300SD / S350 (140 chassis).

$46.00

1990 to 1995 60x OM(602 and OM603) Diesel Prechamber Removal Special Fitting for Slide Hammer

Slide hammer not included. Can be purchased below with a slide hammer if you don't already have one.

 This is a special pre-chamber threaded fitting that you can attach to YOUR slide hammer  to remove the pre chamber on 1990 to 1991 350SD 350SDL (126 chassis), 1990 to 1993 300D 2.5 (124 chassis), and 1992 to 1995 300SD / S350 (140 chassis).  You will need to own or purchase a 5 lb slide hammer a

$17.95

116 123 Turbo Alternator belts - Set of (2)

Fits turbo diesel 1978 to 1980 300SD and 1981 to 1985 300DT, 300CDT, 300TDT (Turbo Models Only)

Brand new set of (2) Contitech Alternator Belts. Fits models listed above.

$39.60

High Visibility Easy Adjust Click-Stop 3/8 Inch Drive Torque Wrench and Case

Perfect size for torquing spark plugs and other under 50 ft. lbs. important engine components.

This is a huge improvement over the older torque wrenches that I have seen around for years. I know it is a little more expensive, but after you use it, you will agree it is well worth the money. It is perfect for spark plugs and mid-size fasteners around the engine.

$31.80

Engine Crank Rotation Adjustable Length 1/2 Inch Drive Ratchet Wrench

Rotate Engines on 220D 240D 300D 300CD 300TD 300SD 300SDL and all V8's from 1970 to 1991 - Extends to 18 inches long!

This is Kents new favorite ratchet wrench for turning engines over during service and repair. There are a number of maintenance procedures that require you rotate the engine over by hand.

$16.75

Axle Shaft Seal

Final drive seal (45 x 65 x 11mm)

Fits Mercedes Benz:

$45.80

Early Diesel Pre Chamber Removal Threaded Tool (up through 1987 models only)

A slide hammer is required. A collar nut tool is required. See the full explanation below

If you already have or are willing to buy a 5 pound slide hammer this special threaded fitting will allow you to PULL the pre-chamber from the cylinder head once you have removed the collar nut and the glow plug ( a collar nut removal tool is required look below to learn more).

$18.95

617 Diesel Flywheel Flex Plate Hold Down Ring - USED

For OM 617 non turbo and turbo in 1977 to 1985 300D 300CD 300TD and 300SD

Good used ring for flywheel bolts as shown. These often get damaged with you have to cut one of your flywheel bolt heads off.

$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.

$4.20

615 616 617 Diesel Engine Vacuum Pump Housing Bolts and Washers x 6

Fits diesel vacuum pumps 1969 to 1985 220D 240D 300D 300CD 300TD 300SD

A set of six new high-quality stainless steel short bolts with wave washers is included, as shown. These mount the vacuum pump to the engine block. It is very common for this type of hex bolt to round out when removing them from the vacuum pump.

$59.50

617 Diesel Garrett T3 Turbocharger Custom Overhaul Tool Set

For all 5 cylinder turbo 300SD 300D 300CD and 300TD 1978 to 1985 (NO instructions included)

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.

$23.95

Diesel Injector Removal Socket and Pick with Instructions

Finally we can offer a strong and very deep socket that will work on all Bosch Diesel Injectors from the late 1950's to 1994

Works on 110, 115, 116, 123, 201, 126 and 124 diesel engines 200D 220D 240D 300D 300CD 300TD 300SD 190D 300SDL. We have found that over half of the deep sockets we test will not go over some of the longer injectors.

$9.25

Crank Pulley Removal Heavy Duty Hex 6 mm Socket

Fits 6 bolts on front crank pulley set on 240D 300D 300CD 300TD 300SD 1974 to 1985

Maintenance Alert: We have had lots of reports of these bolts loosening up! They WILL shear off if not caught early enough. When that happens the pulley will fall off. At high speed this can lead to engine overhead and even a damaged radiator.

$28.50

615 616 617 Diesel Engine Injection Pump Timing Drip Tube

For setting Injection pump timing per factory manual.

For use on 220 240D 300D 300CD 300TD 300SD 1968 to 1985. NO INSTRUCTIONS INCLUDED: The tool is meant for someone who has the factory manual or who already knows how to adjust their injection pump timing on the older diesel engines. Injection pump timing is critical for peak performance.

$149.95

6 cylinder 603 engine Auxiliary Fan

Fits 1987 300D and 300TD / 1986 and 1987 300SDL --- Also fits 1985 YEAR 300SD ONLY

Brand new Meyle Auxiliary fan motor for 6 cylinder diesel engines from 1986 and 1987.

$34.00

6 Cylinder 603 Diesel Fuel Injector Nozzle (1)

German made for us by Wolfswerke-sachsen ( same company and same nozzle that was formerly branded as Monark)

Fits 300SDL 300D 300TD 300SD 350SDL S350D 1986 to 1993

PLEASE NOTE THE FOLLOWING:

$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.

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