COMP Cams 07-501-8 - CamShaft, LT1 XR264HR-12

Hydraulic Roller - Xtreme Energy: Best for increased power in LT1 with minimal mods. Requires custom tuning.

Hydraulic Roller - Xtreme Energy: Best for increased power in LT1 with minimal mods. Requires custom tuning.; 264/269 Advertised Duration, 212/218 Duration .050", .488"/.495" Lift, 112 Lobe Separation; 1200 to 5200 RPM range; Must use bronze tip fuel pump pushrod when using high pressure or high volume pump;