The cams feature 272 / 268 duration, 11.30mm / 10.50mm Lift. The racing camshafts are well suited for competition engines in the 500-700hp range. Best used with larger volume intake manifolds, ported heads and up to 30lb boost and 8000 RPM with upgraded valve springs.

Specifications:

• Cam Lift: Intake = 11.50mm , Exhaust = 10.75mm
• Rocker Ratio: Intake = 1 , Exhaust = 1
• Net Valve Lift: Intake = 11.30mm , 10.50mm
• Advertised Duration @ .25mm: Intake = 272 , Exhaust = 268
• Duration @ 1.0mm Valve Lift: Inlet = 232 , Exhaust = 228
• Timing @ 1.0mm Valve Lift: IVO = 14 ATDC , EVO = 47 BBDC, IVC = 66 ABDC, EVC = 1 ATDC
• Suggested Center line - Intake = 130 ATDC , Exhaust = 113 BTDC
• Valve Lift @ TDC: Intake = 0.12mm , Exhaust = 1.12mm
  
  

Note: Due to the cam profiles, head clearancing will need to be done for installation.