wildmanford

hello new member here i have a 98 ford nascar pu with a 4.6 anybody know anything about what the specs are on the computr its stamped jp-1 it seem the timing is so far advanced that it pins on93 octane fuel all help welcom

Cubs17

I can't really help answer you question, but welcome to the forums.

bluovalguy

I just traded my nascar for a titan. Loved that truck. Try here, lots of info....


http://www.fordf150.net/forums/viewtopic.php?t=2938

Shamless plug: I am selling a superchip's tuner for it if you are in the market.

bluovalguy

Unless your truck is chipped or modded otherwise, you dont need to run 93.

Here is (was) mine: