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help with rb20det

Posted: October 5th, 2011, 11:58 pm
by rez
hey tuners i just changed an engine complete but the air fuel is showing rich and when i mash the x pedal half way the car works good but when i put the pedal more than half the car stars to stutter and feels like it is strugling to go faster what could this be . TANKS IN ADV :mrgreen:

Re: help with rb20det

Posted: October 6th, 2011, 6:54 am
by turbosingh
Check the plugs an AFM

Re: help with rb20det

Posted: October 6th, 2011, 8:40 am
by rez
going to do that today but did anyone have this problem

Re: help with rb20det

Posted: October 19th, 2011, 10:54 pm
by bob25
cud be a fuel problem. not enough pressure
cud also be boost leaking some where like on your hose and clamps

Re: help with rb20det

Posted: November 28th, 2011, 7:58 am
by chris3360
anyone help

Re: help with rb20det

Posted: November 28th, 2011, 7:59 am
by chris3360
my rb is starting but to much fuel new plugs

Re: help with rb20det

Posted: November 28th, 2011, 8:01 am
by chris3360
new afm to

Re: help with rb20det

Posted: November 28th, 2011, 1:54 pm
by shinaka
try regapping plugs to around 0.8 MM, if its copper...any fuel system mods?