My 99 had a vp44 go out, so had it, the filter, and lift pump relaced. b4 it got about 18mpg now about 15. this is only a theory but is it possible any thing could get past the pump into an injector head giving poor spray into the chamber? let me know
thanks
Jake (new guy)
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99 dodge cummins, volant intake, straight exhaust, superchip (lowest setting), 5 inch susp. lift 35s, psc steering gear, royalpurple motor oil, boost controller, and an extreme duty tranny, 145000 miles