Exhaust Backfire
#1
Exhaust Backfire
I have a 94 impreza wrx import and when I am comming to a stop after just driving at normal speeds the engine backfires and obvioustly gives off a huge bang or two. I have had the exhaust inspected and there are no holes but the sound is still there,
Could this be something to do with the fuel not getting burned off properly, I used to have the same issue when I used to race motocross and the mixtures and ratio was not tuned correctly,
Any feedback would be apreciated
Could this be something to do with the fuel not getting burned off properly, I used to have the same issue when I used to race motocross and the mixtures and ratio was not tuned correctly,
Any feedback would be apreciated
#4
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Join Date: Jan 2005
Location: Bath, UK
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Mine used to do that..until I took the VTA dump valve off and returned to the OE one.
Lots of fuel sloshing around may be good for flames/pops/bangs but heard about cases of bore wash which isn't good.
Lots of fuel sloshing around may be good for flames/pops/bangs but heard about cases of bore wash which isn't good.
#6
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Join Date: Jan 2005
Location: Braintree - 321BHP, 285Lbft-Perfect Standard' Ish STi Ver. III
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mate, that is what you wanna hear on a scooby!!, my STi III does exatcly same, H&S full decat etc...minute it gets hot my version 3 cant stop!
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18 June 2016 03:48 PM