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$4.90

Diesel Engine Valve Adjusting Lower Nut x 2 - Used

For older OM 615 616 and 617 diesel engines with adjustable valves

This price is for TWO nuts as shown. If you find you can not accurately adjust one of your older diesel engine valve clearances it usually means the threads on the lower adjusting nut are stripped. New ones are getting harder to find so we are offering good used as an alternative.

$79.50

1982 and 1983 W123 240D Diesel Engine Mount Arms - USED

ONLY fits years listed for U.S. models. ONLY ONE SET AVAILABLE

Good used motor mount arms as shown. Good bolt threads. No galling or cross threading. Only one  set is available. Will need some cleaning when you get them.

$95.00
Currently out of stock.

OM 617 Turbo Diesel Water Pump Housing Excellent - USED

For 1981 to 1984 5 cylinder turbo diesel models only - W123 and W126 300D 300CD 300TD 300SD

Good used part as shown.  No stripped bolts in housing. Even the balance tube banjo bolt threads are super. Hose nipples are not pitted like most. 

$18.75

Turbo Diesel Cylinder Head Bolt Removal Tool - 12M Star Bit

1978 to 1985 5 Cylinder Turbo Diesel Engines 300D 300TD 300CD 300SD

If you have worked on 5-cylinder 617 turbo diesel cylinder heads before you already know how important it is to have the correct socket for the star cylinder head bolts. This socket is a must to properly remove and re-torque those bolts.

$18.90

Low Pressure Power Steering Hose for Older Models - 24 inch long x 15mm I.D.

Only works on models listed below or in other applications using 15mm hose. Measure first.

This is the hose on the left side of your engine that seems to always rot and leak power steering fluid. If you look closely at it you will most likely see small cracks in the hose. This is the larger size hose used on those early models with power steering from the early 1960's through 1976.

$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.

$18.00

OM616 OM617 Diesel Water Pump to Cylinder. Head Balance Tube - USED

Fits 4 and 5 cylinder diesels 1974 to 1985 240D 300D 300CD 300TD 300SD

These might be needed when replacing the engine head or aluminum water pump housing. This includes the water pump bypass tube and the one small banjo bolts for the tube just in case you break one. New copy sealing rings available separately ( see below )

$32.50

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.

Sale
$18.00

1981 to 1985 W123 W126 Passenger Side Motor Mount Metal Shield - USED

Fits right side 1981 to 1985 turbo diesel models only . Cover plate be used on left side but some models will require trimming to check engine shock mount.

The motor mount shield may not be the exact one shown. It may be painted or original. No cracks. Not perfect but very usable. If you leave this off your rubber mount will fail much quicker. 

$12.75

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:

$165.00

1978 to 1980 300SD Complete Exhaust Assembly - USED

Good condition with no holes or rust through. Can not ship.

Good used exhaust as shown in the picture. All the way from the turbo to the back of the car. This is a huge savings if you can pick it up.  I will cut it in half to be rewelded by you if you need to get it in a smaller vehicle. 

$120.00

1981 to 1985 300D 300SD 617 Turbo Rocker Arm Assemblies - USED

If you rocker arms are badly scored you will have a hard time getting the proper valve clearances

Very good used rocker arms as shown. For W123 and W126 5 cylinder turbo diesel engines. PLEASE NOTE: the bolts are NOT included ( you will see them in the picture). You will only receive the two rocker assemblies and you can use your own bolts.

$72.00
Currently out of stock.

W115 300D Water Pump and Water Pump Housing - USED

Only fits 1975 and 1976 300D engine in the W115 chassis

Very unique diesel water pump just for this model. Water pump is a recent replacement and in very good condition. Water pump housing good except for a few pits in the nipples - will work as is or can be filled and sanded with JB weld.

$14.95

Early V8 and Diesel Engine Rotation Socket and Extension

27mm / 1 1/16" six point 3 in deep socket with short extension just the right length to fit into the front pulleys and clear the radiator on most early 6 clyinder, small V8 and diesel engines from the early 1960's up to 1985

For a number of maintenance operations, you need to be able to turn the engine over by hand. This includes valve adjustment, timing chain replacement, injection pump timing on diesel engines, checking and setting internal engine timing, draining the torque converter, and others.

$28.00

Early SLS Self Leveling Engine Driven Pump Floating Coupler

This is the "cog" that drives the hydraulic suspension pump on W116, W123, W201 16V, and W126 chassis with self leveling suspension

This is the part that more often than not gets lost when the SLS pump is removed from an engine for a long period of time. If you are trying to return the system to original after someone has removed the pump you most likely will need this part.

On Demand Video
$9.99

Early V8 Bosch D-Jetronic Ignition Distributor Inspection and Service - On Demand Video

Problems with this 1970 to 1976 3.5 and 4.5 unique distributor can cause all kinds of engine performance issues.

This is not a complete instructional video on how to "overhaul" the M116 and M117 D-Jetronic fuel injected V8 distributor. There is lots of information out there on installing new points, setting the dwell and timing, replacing the cap and wires, etc.

$159.50

M116 V8 Timing Chain and Upper Guide Rail (3) Replacement Kit w/ Written and Video Instructions

Prevents Catastrophic failures on 3.5 and 4.2 liter V8 engines from 1970 to 1991 and the 3.8 (380) engine ONLY with twin row timing chain.

If you own a Mercedes with the M116 V8 engine (expect 1980 to 1982 380 engines with single low chains) timing chain failure can really ruin your day! If the engine it turning at high speed when this happens, it can destroy the engine.

$169.50

M117 V8 Timing Chain and Upper Guide Rail (3) Replacement Kit w/ Written and Video 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

If you own a Mercedes with the M117 V8 engine timing chain failure can really ruin your day! If the engine it turning at high speed when this happens, it can destroy the engine. If it happens at low speed, you may get away with removing the heads and replacing some bent valves.

On Demand Video
$16.99

M116 and M117 V8 Timing Chain Replacement Safety Tips - On Demand Video

Companion to my written instructions "Preventing Catastrophic V8 Engine Failure"

PLEASE NOTE: This is NOT a complete instructional video on how to install a new timing chain in a 1970 to 1991 M116 or M117 Mercedes V8 engine. Rather it is a collection of "tips" to help you prevent running into trouble when doing this job yourself.

On Demand Video
$6.99

Tackling a Rough Running D-Jetronic V8 - Initial Inspection and Tests - On Demand Video

Covers Mercedes 3.5 and 4.5 V8 engines from 1969 to 1976

In this video, Kent will walk you through some initial steps you can take to try to solve a rough running problem on an early Mercedes V8 engine with D-Jetronic fuel injection. Please note that this is an introductory troubleshooting video. It does not contain any actual repair information. 

$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.

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