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Hi and thankls for looking, right down to the trouble. If I start my car from cold and drive it will run as I tuned it all day long. But if I key the car off and restart the engine it will run at 12:1 instead of the 14.6:1 that I tuned it for. Also when its running like this I can pull 20%...

Well here's the story I have just fitted a gss341 walbro pump and now I have strange fuel pressure issues. With the stock pump in place and running a constant 12v I adjusted my pressure to 36psi no vacuum and it ran solid and stable. Now with the gss341 at 12v I have 46 psi with the...

I'm getting some funny things happening with my AFR at the moment, well here's the story. I unplugged my O2 sensor the other day because it was causing a lean missfire. So I'm driving along with my wideband reading 12.6:1 which is about normal in open loop fueling when crusing (i.e rich). But...

I have a strange noise coming from my clutch witch I thought was a bad clutch release bearing, because as soon as I touched the peadle the noise would go away. Well I have the box out now and the bearing is like brand new. What else can make a noise like a warn dry bearing?? The clutch fork has...