97 and back have the mechanical Bosch P7100 injection pump, not the crappy prown-to-fail VP44 elec. pump.
They take different fuel plates to increase fueling, not electronic chip's.
Do a search on "12 Valve" happy reading, you'll be doing it for a while! :bigthumb:
They take different fuel plates to increase fueling, not electronic chip's.
Do a search on "12 Valve" happy reading, you'll be doing it for a while! :bigthumb: