Originally Posted by blackbird

Don't know what kind of dyno's at Z1 but I get about 512 at just over 8PSI on 93 octane. Have boost controller and MAF meter. This with Stillen exhaust and HFC. When I get new clutch (Spring) I want to dial in 10 for about 540 WHP. John at Z1 has pics on his gallery and can back up numbers. BTW do NOT drop the hammer in cold weather (42 degrees) unless you like going sideways, this with an LSD. :-)