Chevrolet Small Block 262-400 Advertised Duration: 305/311 Duration @ .050": 273/279 Valve Lift w/1.50 Rockers: .645/.640 Lobe Separation Angle: 108 Intake Centerline: 104 Valve Lash: .022/.022 4600-8400. Small Base Circle, Competition, upper mid to top end power, 12.5:1+ CR, good heads a must.
Chevrolet Small Block 262-400 Advertised Duration: 305/311 Duration @ .050": 273/279 Valve Lift w/1.50 Rockers: .680/.640 Lobe Separation Angle: 108 Intake Centerline: 104 Valve Lash: .022/.022 4600-8400. Small Base Circle, Competition, upper mid to top end power, 12.5:1+ CR, good heads a must.
Chevrolet Small Block 262-400 Advertised Duration: 305/311 Duration @ .050": 273/279 Valve Lift w/1.50 Rockers: .680/.640 Lobe Separation Angle: 110 Intake Centerline: 106 Valve Lash: .022/.022 4600-8400. Broad power range, best in large engine, 12.5:1+ CR, good heads a must.
Chevrolet Small Block 262-400 Advertised Duration: 305/311 Duration @ .050": 273/279 Valve Lift w/1.50 Rockers: .680/.640 Lobe Separation Angle: 110 Intake Centerline: 106 Valve Lash: .022/.022 4600-8400. Small Base Circle, Broad power range, best in large engine, 12.5:1+ CR, good heads a must.