i took my evo 9 to be flashed and found out that it was leaning out . This occurs just in the band between 3 and 4000 rpm. adjusting the timing and fuel makes no difference.HELP!
The AutoGuide.com network consists of the largest network of enthusiast-owned enthusiast-operated automotive communities.
AutoGuide.com provides the latest car reviews, auto show coverage, new car prices, and automotive news. The AutoGuide network operates more than 100 automotive forums where our users consult peers for shopping information and advice, and share opinions as a community.