51OOO Posted March 7, 2004 Share Posted March 7, 2004 guys i have a r32 gtst "limitted mods",just had it on the dyno and all seems ok they tell me, however i get loud POPPING/BACKFIRE noise coming from the exaust.The guys at the dyno place said my air fuel mixtures were spot on?Any ideas it normally makes it when i am off boost and at mid range revs,then sooon as i put the foot on the accelerator it pop/backfires??? :flower: Link to comment https://www.sau.com.au/forums/topic/35819-backfire/ Share on other sites More sharing options...
Kaido_RR Posted March 7, 2004 Share Posted March 7, 2004 i was told that the popin sound was normal when changing gears fast Link to comment https://www.sau.com.au/forums/topic/35819-backfire/#findComment-714851 Share on other sites More sharing options...
(B1) MR_fanny Posted March 7, 2004 Share Posted March 7, 2004 yeah sounds like normal skyline poppin. Link to comment https://www.sau.com.au/forums/topic/35819-backfire/#findComment-715039 Share on other sites More sharing options...
caminperth Posted March 8, 2004 Share Posted March 8, 2004 Do you have an atmo BOV? If so - that'll cause fuel to be dumped in when it vents and it'll come straight out the exhaust causing the backfire... Link to comment https://www.sau.com.au/forums/topic/35819-backfire/#findComment-715549 Share on other sites More sharing options...
51OOO Posted March 8, 2004 Author Share Posted March 8, 2004 nope standard one,?? OTE=caminperth]Do you have an atmo BOV? If so - that'll cause fuel to be dumped in when it vents and it'll come straight out the exhaust causing the backfire... Link to comment https://www.sau.com.au/forums/topic/35819-backfire/#findComment-715729 Share on other sites More sharing options...
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