Xtreme Marine Hyd. Flat Tappet Cam and Lifter Kit
Chevy Big Block 396-454ci 1965-96
Lift: .544"/.547"
Duration: 270°/286°
Lobe Separation Angle: 112°
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.

Jet with 'A' impeller, strong mid-range good throttle response, noticeable idle.

Operating Range:	1600-5800 RPM
Duration Advertised:	270° Intake / 286° Exhaust
Duration @ .050' Lift:	226° Intake / 236° Exhaust
Valve Lift w/1.7 Rockers:	.544' Intake / .547' Exhaust
Lobe Separation Angle:	112°

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


Jet w/ A impeller, strong mid- range, good throttle response, noticeable idle.

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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