Keep in mind that the vr12 pipe is just a bit longer than the pipe I have on it now. The sts legal .12 is at least 3 or 4 mm shorter than the vr12. Good luck. maybe we can compare notes by the beginning of next week. Let me know your final settings on the hsn and lsn.
Byrons 30% racing fuel, internals look great with still a tremendous amount of pinch after 10 tanks of fuel.