92 gsx built stumbles at 4500rpm???
car runs great befor and after that rpm but the boost jumps all over the place and studders right there for a second it runs great has a 35r fp mani its literally right after the car is achieving full boost any help guys id appreciate it! thank you!
even if I slowly go past that rpm it still does it I have checked plug gap diff coils and plug wires?
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