misfire

[T5frankie]

when on full boost my car is fine except between 4-5000 rpm where it stutters after 5000 it takes off again what can this be?

[t5 pete]

first thing i would do is replace the plugs

[T5frankie]

cool i have a spare set

[Rnash2002]

Was going to say plugs aswell,i had the same problem but would get to 5k rpm and all the boost would drop off.

[T5frankie]

Was going to say plugs aswell,i had the same problem but would get to 5k rpm and all the boost would drop off.

what and the plugs fixed this problem?

[Rnash2002]

what and the plugs fixed this problem?
Yes new volvo ones.
Had a nightmare at York raceyway because of it lol

[T5frankie]

Yes new volvo ones.
Had a nightmare at York raceyway because of it lol

wasn't that much of a nightmare mate i saw you run lol

[Rnash2002]

wasn't that much of a nightmare mate i saw you run lol
@ york? i could only run at 13psi because when i raised the boost i got the hickup at 5k rpm,put new plugs in and had know problems at Avon.

[T5frankie]

sorry i meant avon lol