Seller notes

Lift: .530 / .530, Duration @ .050: 235 / 243, Centerline: 103, Big Mama Rattler, Lopey idle, Street or street/strip, Needs 9.0:1+ compression & 2500+ stall converter. Camshaft Series: Big Mama RattlerYear: 1955 - 1981Make: PontiacEngine: 265-455Camshaft Type: Hydraulic RollerBasic RPM Range: 2000 to 5400Valve Lift Intake: .530Valve Lift Exhaust: .530Duration Intake: 288Duration Exhaust: 296Duration at 050 Intake: 235Duration at 050 Exhaust: 243Lobe Separation: 109Intake Centerline: 103Firing Or...

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