Xtreme Energy 268H Hydraulic Flat Tappet Camshaft & Lifter Kit
Lift: .515''/.520''
Duration: 268°/280°
RPM Range: 1600-5800


*Note: In order to use these camshafts in 1965-66 396/427ci blocks, it is necessary to machine a 3/16' wide x 7/64' deep groove in the rear main journal of the cam to allow oil flow to the top of the engine.

Good for street machines, slightly rough idle, stock converter.

Operating Range:	1600-5800 RPM
Duration Advertised:	268° Intake / 280° Exhaust
Duration @ .050' Lift:	224° Intake / 230° Exhaust
Valve Lift w/1.7 Rockers:	.515' Intake / .520' Exhaust
Lobe Separation Angle:	110°

Chevelle, Camaro, Corvette, Stingray, Silverado, C10, Firebird, Chevrolet, Big Block, Chevy, BBC, 454, 427, 502, 396, Caprice, Malibu, Impala, Nova, Monte Carlo, S10, 572


Good for street machines, slightly rough idle, stock converter will work but best with 1800+ stall.

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

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