Clay Smith Hydraulic Cam / Lifter Kit, 296/300 Big Block Chevy 496
496 Chevy Big Block V8, Hydraulic Roller Tappet Camshaft Type, 296 Intake Duration
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These camshaft / lifter kits are perfect for use with BBC 477 to 496 with 4.25" stroke with Air Flow Research 290 or 305 heads to a max of 6000 rpm. Welcome to the brotherhood of 625HP on pump gas with over 640#/ft. This cam will produce over 600HP with a single plane and right at 600HP with an air-gap intake. Single plane will make 25 more HP and sacrifice 10#/ft. of torque. Carb of choice is a 950HP 4150. 2" headers are recommended. Be sure you have changed U-joints and upgraded rear gears. Muncie 4 speed, use at your own risk. Ok with power brakes. 900 RPM Idle.
- Adv. - 296 / 300
- .050" - 237 / 241
- .200" - 154 / 151
- Lift - .617 / .570
- Centerlines - 103 / 111
- Lobe Sep. - 107
- Includes a set of tie-bar style hydraulic roller lifters
What's In The Kit
Clay Smith 296/300 CamPart # 1603105.1Qty x 1
Clay Smith Cams Big Block Chevy Street Series Hydraulic Roller LiftersPart # 1257401Qty x 1
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Q & A
What happens when you advance or retard a camshaft? In this tech article, we explain the pros and cons of installing your cam straight up, advancing or retarding.
Learn the basics to engine performance like; how does a cam work? What is Valve lift, duration, lobe separation angle, and cam profiles? Afterwords selecting the right camshaft will be less of a guessing game!
One of the most important parts of your racing operation is the engine. This article gives a detailed overview on how to maintain your engine to get the most out of it for as long as possible. Also learn some tips to prolong the life of your engine.