Seller notes

Xtreme Energy 284H Hydraulic Flat Tappet Camshaft & Lifter KitLift: .507''/.510''Duration: 284�/296�RPM Range: 2300-6500 Street/Strip, needs 9:1 compression, 2800+ stall converter, headers, gears, rough idle.Operating Range:2300-6500 RPMDuration Advertised:284° Intake / 296° ExhaustDuration @ .050'' Lift:240° Intake / 246° ExhaustValve Lift w/1.5 Rockers:.507'' Intake / .510'' ExhaustLobe Separation Angle:110°Pontiac; Super Duty; SD; SD455; HO; 455 HO; Trans-Am; Catalina; Firebird; Form...

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