Engines and Components› Camshafts and Valvetrain

COMP Cams

SBC Extreme Energy Cam XE256H-10

$416.95

SKU: C007 12-234-2

In Stock
In Stock
Ships by Jun 10
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Non-Returnable Item
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Description

The COMP Cams Xtreme Energy 256H is a hydraulic flat tappet camshaft designed for Chevrolet Small Block engines. It offers strong torque through the low and mid-range with a good idle, operating in the 1000-5200 RPM range. This camshaft features advertised durations of 256 degrees for the intake and 268 degrees for the exhaust, with durations at 0.050 lift of 212 degrees intake and 218 degrees exhaust. Valve lift with 1.5 ratio rockers is .447" for the intake and .454" for the exhaust, with a lobe separation angle of 110 degrees.

Fitment

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Specifications

BrandCOMP Cams
Part NumberC007 12-234-2

Videos

Comp Cams Thumpr vs. Xtreme Cam Sound Comparison

Comp Cams Thumpr vs. Xtreme Cam Sound Comparison
Comp Cams Xtreme Energy Idle

Comp Cams Xtreme Energy Idle
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305 Small Block Chevrolet with Comp Cams Xtreme Energy Camshaft
Comp cams Extreme Energy 268H Hydraulic Flat Tappit, Stock 400sbc

Comp cams Extreme Energy 268H Hydraulic Flat Tappit, Stock 400sbc
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Flowmaster 40 Deltaflow Smallblock Chevy 350/358 Comp Cam XE256H
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1970 Chevelle With Comp Cams XE268
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CHEVY 350 Vortec heads 280H Comp Cam
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Chevy 350 V8 - Comp 280H Cam Thru Flowmaster Super 44 Mufflers Exhaust
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COMP Xtreme Energy XE285HL 241/247@.050 110LSA (21-228-4) 440 Chrysler Big Block
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Comp Cam's High energy 268H 31-218-2

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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