0
votes
1answer
15 views

How do I reset/reduce the timing on gtr33?

I have a gtr32 which is giving me sleepless nights. It misfires a lot and I've tried almost everything. I googled my problem and some sites suggested I reset or reduce the ignition time. How do I ...
1
vote
1answer
1k views

car sputters when accelerating and idle

I have a 1995 BMW 525i when accelerating car seems to sputter, but as you get up to speed and cruise its fine. I think it might be the fuel injectors. Where should I start?
5
votes
4answers
639 views

How to tune the ECU / fuel trim in a custom-built engine

I have a Gen VI 454 in my Suburban that needs some work. I'm thinking about turning it into a 496 stroker. Once I find a list of mechanical components (crank, cam, pistons, heads... everything) that ...