6 9 Idi Injection Pump Diagram

This is a simple cheap method to check for air leaks in your fuel system.

6 9 idi injection pump diagram. This can be checked by opening one or more injector lines. Make sure you check the fuel shutoff solenoid before you replace the injection pump. If the engine won t start all other checks are normal and there is no air inside the injection pump chances are the transfer pump is not producing enough pressure to start the engine. Quick functional test for pressure to the lines off the engine.

Crankshaft engine harmonic balancer injector pump water pump. Title pretty much explains it. Each fuel injector has a return line cap that is attached with 2 o rings and ove. Complete navistar ford pickup stanadyne db2 injection pump list the pumps we have listed for sale will cover most ford navistar 6 9l and 7 3l idi db2 applications.

90 120 psi for 7 3. The fuel injection system on the classic 6 9 and 7 3 liter international navistar engine used in diesel fords from the 70s to the early nineties is relatively simple but some confusion still remains about how it functions. Transfer pump pressure is taken at 3300 rpm and should be 90 110 psi for 6 9. Special thanks to bruce jackson and bill shooke for the roadside assistance.

Couldn t have done it without you. The major components of the system are the lift pump filter head and filter fuel injection pump fuel. Operation of the 6 9 and 7 3 international navistar idi fuel system. Aligning the ip timing camshaft and crankshaft gears on a 6 9 7 3 idi engine.