4K hesitation... more like rev-limiter (I searched)

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12-25-11, 06:57 PM

#26

bumpstart

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Quote:

Originally Posted by HOZZMANRX7

^If the latter, then that might be your problem as the power signal to the fuel pump is a step up/step down set up when using a stock ECU.

FYI the NA lacks the two speed pump control circuit that the turbo car has

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12-26-11, 09:29 AM

#27

rx7_FREAKKK

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Quote:

Originally Posted by airman90

is 90 gtu.

i had a msd box installed on the car. it was hooked up to the trailing coils. i took it off and the problem got worse. im going to change the coils first but definitely going to check out the injectors, fuel pump and filter

fuel filters can get bad. My old fuel filter i took off and dryed it out and blew threw it, It was worse than a stir stick for coffee. The new one was like a Mcdonalds straw. So they do go bad and restrict fuel