7 3 Idi Injection Pump Adjustment

Remember loosen all injection lines including the fuel intake li.

7 3 idi injection pump adjustment. I recommend getting a pyrometer before doing this so you don t burn up the motor. How to turn up the fuel on a 7 3 idi this also works on a 6 9 idi. Figured i d do the whole thing as a how to video. Locate the injection pump at the front of the engine.

To start off i would recommend putting in a pyrometer gauge before doing any kind of performance upgrades. This article will hopefully give you some insight on how to adjust your fuel injection pump on 88 93 7 3l non powerstroke idi. It isn t really difficult to do but i recommend not messing with the stock setting unless you have a pyrometer. It is shaped like home plate on a baseball field.

For 6 2 6 5 diesels advance is towards the driver side. To do so loosen the three bolts 15mm nuts on gm trucks and 9 16 for fords and rotate appropriately. This will probably work the same way on a 6 9l navistar ford engine as well. Loosen the two bolts and remove the cover after placing rags and a catch can under the engine to collect the half pint of fuel contained in the adjustment port.

For 6 9 7 3 diesels advance is toward the passenger side. On the passenger side of the injection pump there is a little cover that protects the adjustment screw. Needed to adjust my governor length slightly after previous mods. It doesn t take much to overfuel a stock naturally aspirated engine often with disastrous results.

Safety as always is important.