Xtreme Energy 268H Hydraulic Flat Tappet Camshaft Complete Kit
Lift: .477"/.480''
Duration: 268°/280°
RPM Range: 1600-5800


In order to use these camshafts in 1955-57 265ci blocks, it is necessary to machine a small groove in the rear main journal of the cam to allow oil flow to the top of the engine.

Great for street machines, largest cam for stock converter.

Operating Range:	1600-5800 RPM
Duration Advertised:	268° Intake / 280° Exhaust
Duration @ .050' Lift:	224° Intake / 230° Exhaust
Valve Lift w/1.5 Rockers:	.477' Intake / .480' Exhaust
Lobe Separation Angle:	110°

265, 283, 307, 302, 305, 327, 350, 383, 400, 427, L46, L48, L65, LM1, LT-1, L82, L81, LS9, L83, L98, L05, LG3, LG4, LT1, LT4, Camaro, Corvette, Chevelle, Stingray, Silverado, C10, Firebird, Chevrolet, Chevy, Small Block Chevy, Caprice, Malibu, Impala, Nova, 355, GEN1, Monte Carlo, S10


Great for street machines, largest cam for stock converter, better with 2000+ 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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