BIONIC^F6 Member 41 Member For: 17y 6m 28d Gender: Male Posted 21/07/08 08:49 AM Share Posted 21/07/08 08:49 AM Hey Guys,I have a BA XR6 NA, I just bought a flash tuner for the car and flashed it to 98 octane tune (by the way is this the regular premium from Mobil?) now every time I rev the car it makes a funny noise. the noise is similar to the one in the video, it sounds like its back firing. should I be worried about this noise? whats it caused from? thanks Link to comment https://www.fordxr6turbo.com/forum/topic/47826-flashedmakin-funny-noise/ Share on other sites More sharing options...
Maximus Member 1,627 Member For: 18y 1m 19d Gender: Male Location: Slip Sliding Away Posted 21/07/08 09:00 AM Share Posted 21/07/08 09:00 AM Isn't Mobile Premium 95 not 98???I think the Mobile 8000 is 98 and the Mobil 5000 is 95.But check first. Link to comment https://www.fordxr6turbo.com/forum/topic/47826-flashedmakin-funny-noise/#findComment-708640 Share on other sites More sharing options...
Buf-Phoon loitering with intent Lifetime Members 13,318 Member For: 21y 8m 11d Gender: Male Location: Zombie Birdhouse Posted 21/07/08 09:19 AM Share Posted 21/07/08 09:19 AM 8000 is 98 ron , but which fuel did you have in the tank at the time ?? Link to comment https://www.fordxr6turbo.com/forum/topic/47826-flashedmakin-funny-noise/#findComment-708649 Share on other sites More sharing options...
BIONIC^F6 Member 41 Member For: 17y 6m 28d Gender: Male Posted 21/07/08 09:32 AM Author Share Posted 21/07/08 09:32 AM 8000 is 98 ron , but which fuel did you have in the tank at the time ??Hey Mate,I had 98 octane (8000) in the tank when I flashed it. I drove to mobil to check I was getting too paranoid. do you know what the exhaust noise might be from? Link to comment https://www.fordxr6turbo.com/forum/topic/47826-flashedmakin-funny-noise/#findComment-708659 Share on other sites More sharing options...
iTec TEAM BA Donating Members 1,755 Member For: 20y 4m 22d Gender: Male Location: North of The Bridge Posted 21/07/08 02:14 PM Share Posted 21/07/08 02:14 PM I cant hear any backfiring in that video... nor anything else that would have me worriedI take it you are using a generic tune (one that came with the flasher) did you re-gap your plugs? and put it on a dyno just to check the tune is okay Link to comment https://www.fordxr6turbo.com/forum/topic/47826-flashedmakin-funny-noise/#findComment-708794 Share on other sites More sharing options...
cobrav8 Member 1,969 Member For: 20y 1m 6d Gender: Male Location: New Zealand Posted 21/07/08 10:37 PM Share Posted 21/07/08 10:37 PM I dont think you need to re-gap plugs for NAs - just Turbos Link to comment https://www.fordxr6turbo.com/forum/topic/47826-flashedmakin-funny-noise/#findComment-708816 Share on other sites More sharing options...
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