Search | W123 | K-Jetronic Fuel Injection

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$196.00

OPENED Original DOUBLE-Vacuum WUR with Overhaul Kit Included

Study pictures carefully to see if this is a match to what you want.

This WUR has been opened up and inspected internally.  It has not been tested. There may be some hardware missing, so you would need your WUR to complete an overhaul. No instructions included, but can be found online. How important is this? Watch the video below.

$158.00

OPENED Original SINGLE-Vacuum WUR with Overhaul Kit Included

Study pictures carefully to see if this is a match to what you want.

This WUR has been opened up and inspected internally.  It has not been tested. There may be some hardware missing, so you would need your WUR to complete an overhaul. No instructions included, but can be found online. How important is this?

$175.00

Sealed Original SINGLE-Vacuum WUR with Overhaul Kit Included

Study pictures carefully to see if this is a match to what you want.

This is an untested original sealed SINGLE vacuum WUR with a rebuild kit included. No instructions included, but can be found online. How important is this? Watch the video below.

On Demand Video
$9.99

Fuel Pressure Testing Tips on a 380SL K-Jetronic Engine - On-Demand Video

Not every aspect of testing is included here. This will cover the basic test with tips for hook-up and depressurizing fuel.

These 8-minute video instructions are now included with Kent's basic and deluxe Version 3 fuel injection pressure tester. You will learn some tips and tricks on how to pressure test a 1976 to 1985 fuel-injected V8 engine using one of our test kits.

$12.00

Special Fitting for Fuel Pressure Testing a M110 6 Cylinder K-Jetronic Engine

You can do it without this fitting but you will have to try to get one hose end of your tester under the engine to hook up to the WUR.

This fitting is not included in our deluxe pressure tester or the builder's kit. If you plan on pressure testing your 1976 to 1985 M110 fuel system, this fitting is highly recommended.

$89.99
Currently out of stock.

1976 to 1993 Bosch C.I.S. Fuel Injection Pressure Tester - Builders Kit

No Longer available as a builder's kit. Kent decided to assemble and test it here for reliability. See BASIC and DELUXE kits available below

The email questions from owners trying to get their old fuel-injected 1970 to 1993 Mercedes running right drive him crazy. Most follow a pattern, and most will require a fuel injection system flow and pressure test to troubleshoot the problem.

On Demand Video
$8.00

How to Adjust That Troublesome Little Screw on you 1976 to 1993 C.I.S. Fuel Injected Engine That Won't Run or Run Right

Part of Kent's $8 troubleshooting and repair video collection. The video will only cost $8 but you could save $ hundreds and much grief by watching this video.

This video applies to both K-jetronic and KE-jetronic fuel injection engines on Mercedes from 1976 to 1993.. Let's say you just acquired an old gas engined  Mercedes and you just can not get it to run right and or even get it to start.