Chevrolet Small Block 262-400 Advertised Duration: 307/317 Duration @ .050": 275/285 Valve Lift w/1.50 Rockers: .630/.630 Lobe Separation Angle: 106 Intake Centerline: 102 Valve Lash: .022/.022 5000-8800. Small Base Circle, Competition profile, good top end power, needs good parts.
Chevrolet Small Block 262-400 Advertised Duration: 307/317 Duration @ .050": 275/285 Valve Lift w/1.50 Rockers: .630/.630 Lobe Separation Angle: 108 Intake Centerline: 104 Valve Lash: .022/.022 5000-8800. Small Base Circle, Competition profile, good top end power, needs good parts.
Chevrolet Small Block 262-400 Advertised Duration: 307/317 Duration @ .050": 275/285 Valve Lift w/1.50 Rockers: .630/.630 Lobe Separation Angle: 110 Intake Centerline: 106 Valve Lash: .022/.022 5000-8800. Competition profile, good top end power, works good with NOS.
Chevrolet Small Block 262-400 Advertised Duration: 307/317 Duration @ .050": 275/285 Valve Lift w/1.50 Rockers: .630/.630 Lobe Separation Angle: 110 Intake Centerline: 106 Valve Lash: .022/.022 5000-8800. Small Base Circle, Competition profile, good top end power, works good with NOS.
Chevrolet Small Block 262-400 Advertised Duration: 309/317 Duration @ .050": 277/285 Valve Lift w/1.50 Rockers: .675/.645 Lobe Separation Angle: 106 Intake Centerline: 102 Valve Lash: .022/.022 5200-8800. Small Base Circle, All out competition big cylinder head & compression.
Chevrolet Small Block 262-400 Advertised Duration: 309/317 Duration @ .050": 277/285 Valve Lift w/1.50 Rockers: .675/.645 Lobe Separation Angle: 110 Intake Centerline: 106 Valve Lash: .022/.022 5200-8800. Works great in big cubic inch small blocks, ok with NOS.
Chevrolet Small Block 262-400 Advertised Duration: 309/317 Duration @ .050": 277/285 Valve Lift w/1.50 Rockers: .675/.645 Lobe Separation Angle: 110 Intake Centerline: 106 Valve Lash: .022/.022 5200-8800. Small Base Circle, Works great in big cubic inch small blocks, ok with NOS.
Chevrolet Small Block 262-400 Advertised Duration: 313/323 Duration @ .050": 281/291 Valve Lift w/1.50 Rockers: .675/.645 Lobe Separation Angle: 106 Intake Centerline: 102 Valve Lash: .022/.022 5600-9000. Small Base Circle, All out competition only, best of everything.