Comp Cams Xtreme EnergyT, XR276HR: Cam & Kit GGLighting Requires drilling of roof if

Requires drilling of roof if you have one

Works with aftermarket or Stock bumper

5 Ton jack mount please click here

If your door speakers do not have a JBL logo

Base 1976 - 1980 Pontiac Bonneville Brougham 1959 - 1962 Pontiac Bonneville Custom 1959 - 1980 Pontiac Bonneville Safari

Comp Cams Xtreme EnergyT, XR276HR: Cam & Kit GGLighting Requires drilling of roof ifXtreme Energy", XR276HR: Cam & Kit Hydraulic Roller: Great for street machines, needs intake, headers, stall, and gears. Specifications Lifter Type: Hydraulic Roller Lifter Engine Family: Chevrolet 396 454 c. i. 8 CYL. 1965 1996 Cam Family: Xtreme Energy" Retro Fit Hydraulic Roller Camshafts RPM Range: 1900 to 5600 Valve Timing: 0. 006 Lobe Separation: 110 Intake Centerline: 106 Valve Lash: Hyd.(Intake) Hyd.(Exhaust) Duration: 276(Intake) 282(Exhaust)