why my car in low around 1000rpm not stable and the engine "semput",and at high rpm won't happen like this.i have change plug,but just can hold 2 months only after that start back again,
I'm quite sure there are alot of ppl using Toyota Supercharger pistons on their GSR or 4G93 BOT. I guess there are also alot of ppl using it on reboer 4G91 and also 4G92.
please, need to know!
how much to install hks air fuel ratio regulator type L with tuning .. :confused_smile:
and where the place to install it ...
thanks