This is a VERY important test to do on your old fuel injection V8 engine!
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1970 to 1975 3.5 4.5 D-Jetronic Fuel Injection Pressure Tester w/ Video Instructions
Testing fuel pressure is a simple procedure on the D-Jetronic engines, but it is ABSOLUTELY essential. If your fuel pressure is off even a few pounds, it will dramatically change the fuel mixture, and your engine will end up running too rich or too lean.
1970 to 1976 D-Jetronic Fuel System Depressurization Kit
This kit will put a smile on your face, especially if you have done it before the "old way." Watch the video below for full instructions on how to use this kit to do the fastest fuel system depressurization in the world!
How to Depressurize a D-Jetronic V8 Fuel Injection Rail - On Demand Video
In this 8-minute video, Kent will show you how to quickly depressurize your D-Jetronic fuel system before doing any injector service, replacing any hoses, or hooking up our fuel pressure tester.
1970 to 1975 D-Jetronic Fuel Pressure Regulators: How They Work / How to Test - On Demand Video
People call these two units pressure regulators, but really only one of them is. In this xx minute video, Kent will explain how these are different, what each one does, how to adjust them, and how to test them with a hand pump vacuum tester.
How to Fuel Pressure Test a 1970 to 1975 D-Jetronic V8 Engine - On Demand Video
In this xx minute instructional video Kent will walk you through the process of hooking up the gauge, taking the proper readings at idle and at rpm, adjusting the regulator, checking for internal leaks, and depressurizing before removal.