TFS Gen X 255 Cyl Heads on Flow Bench. As they come CNC'd from TFS. Then there will be additional porting done to the exhaust side to open up the cross section for better scavenging with that lil blower.
2013 ZL1 - 9.82 @ 138MPH (Stock Shortblock)
2011 Camaro SS - 9.87 @ 136MPH (Stock Shortblock)
Installation, Parts, Full Fabrication, EFI Tuning