Engine Family:Oldsmobile 260-455 c.i. 8 Cylinder (1967-1990)
RPM Operating Range:1,500-5,500
Grind Number:268H
Cam Type:Hydraulic Flat Tappet
Lifter Style:Hydraulic Flat Tappet
Camshaft Series:High Energy
Usage:Street/Performance
Advertised Intake Duration:268
Advertised Exhaust Duration:268
Intake Duration at .050 Inch Lift:218
Exhaust Duration at .050 Inch Lift:218
Intake Valve Lift:0.456
Exhaust Valve Lift:0.456
Lobe Lift Intake:0.286
Lobe Lift Exhaust:0.286
Lobe Separation:110
Intake Centerline:106
Exhaust Close ATDC:20
Intake Open BTDC:28
Exhaust Open BBDC:68
Intake Close ABDC:60
Camshaft Gear Attachment:1-Bolt