Quote Originally Posted by 1.8t
What oct race gas does JHM tune for? Seems things have changed a ton since I got out of the scene. Best running K04's on race gas struggled to hit 120mph back then.
yeah back then it was like that .. times changed .. C16 for the race file and 91 for the pump file.

pretty much .. 26 psi and C16 will put anywhere from 125-130 mph depends on u supporting mods.

Not bad for a 3700 lbs + 4 door car. on " plain" k04's