Originally Posted by unreal
My Ysi is only hitting 11psi because of belt slip which sucks. I really want to see 15-16psi for my street setup. Still makes 905-915 depending on how much the belt slips on a run. Once I swap to a larger crank pulley hoping to pick up 3-4psi and a bit more power.
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Yeah.. Mine peAks at 18 i think... 10 rib with dP direct drive.. But very low timing conservative tune.. Not trying to break 1k.
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