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what were the final dyno numbers?

what did you use to clean the pistons?

thanks for all the help gentlemen, it was a maf and timing issue. maf is calibrated for cold air intakes :mad: and the timing was off like most everyone said. cant wait to drive the car, my friend said it pulls good:D thanks again:flag:

piston rings arent bad, this happened on a fresh rebuild my friend drove the car on fouled plugs right after the ping and when he would give it gas like at 2k rpm, it would sound like if it had a missfire:notnice: hopefully its just a timing issue:(

the o2s are connected but they are the originals, more than 200k miles old. ill check the ohm reading on the IAT sensor to see if its any good tomorrow

the plugs are completely black, they were replaced after the big bang but turned black again within a couple minutes. ill replace some of the electrical components with anything i have laying around asap

just bought the leakdown tester today, the compression test measured 150 for all cylinders

by the way, anyone know what the loud ping could be? my friend said the loud ping was detonation.

new stock fuel pump, new fuel filter, tfs stage 1, 98 explorer injectors. car was parked for about 3 years, we took most of the old fuel out and added 5 gallons of 93 octane we swapped stock fprs just to see if the fpr was the problem too, but it wasnt would really bad timing cause the...

My car has been a neverending problem, anyways. had my engine rebuilt, gt40p heads resurfaced, new springs installed turned on the car well, it fouls the plugs within 2 minutes. changed the plugs, timed the car, it made a loud ping, like something hit metal with metal? the car doesnt stay...

lucky

i have gt40ps ported by thumper, no times, no dyno, havent even started the car yet. ill let you know as soon as I install my front suspension, approx 1 month

vacuum leak or timings off

its his first post, who knows

thanks, i appreciate the pictures and reply. does the ride loose like some people claim?

great

i have the opportunity to buy 4cyl front springs and bbk rear springs. My question is, would the rear sit lower than the front ? :shrug:

10-4, i appreciate the responses.

i got my gt40p heads ported (exhaust only, intake only gasket matched/blended bowels) and i have 2 questions for you guys. 1. i have a tfs cam stage 1, do you think that cam will help or hurt performance? 2. how much does milling is needed to gain performance, do you guys recommend it...

what brand and size pushrods did you use?