Photo for COMP Cams Camshaft and Lifter Kit CL11-677-4; Xtreme Energy Mechanical Flat Tappet 2000 to 6400 RPM for Chevy 396 to 454

COMP Cams Camshaft and Lifter Kit CL11-677-4; Xtreme Energy Mechanical Flat Tappet 2000 to 6400 RPM for Chevy 396 to 454

$360.95

Part #: CL11-677-4

Brand: COMP Cams

UPC: 036584079835

Estimated Ship Date: 6/10/2025 (From manufacturer)

This item ships free with qualifying orders of $150 or more.
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Details

  • Quicker opening lobe profiles deliver increased responsiveness & more area under the lift curve
  • More vacuum allows an increase in duration for improved performance and assists power brakes
  • Excellent performance in street carbureted applications
  • Best performance with aftermarket intake manifolds, headers, lower gear ratios, etc.

Product Description

CL-KIT - Cam and Lifter Kit Includes: Camshaft, Lifters, Assembly Lube, Decals and Instructions.

Specifications

Camshaft and Lifter Kit Series:
Xtreme Energy
Make:
Chevy
Engine:
396 to 454
Camshaft Type:
Mechanical Flat Tappet
RPM Range:
2000 to 6400 RPM
Intake Valve Lift:
0.568 in.
Exhaust Valve Lift:
0.578 in.
Advertised Intake Duration:
274 deg.
Advertised Exhaust Duration:
280 deg.
Intake Duration @ .050":
236 deg.
Exhaust Duration @ .050":
242 deg.
Lobe Separation:
110 deg.
Usage:
Street Performance
Quantity:
Sold As Kit

Alternative Parts

COMP Cams Camshaft 11-677-4; Xtreme Energy 2000 to 6400 RPM 0.568 in. 0.578 in. Mechanical Flat Tappet for Chevy 396 to 454

COMP Cams Camshaft 11-677-4; Xtreme Energy 2000 to 6400 RPM 0.568 in. 0.578 in. Mechanical Flat Tappet for Chevy 396 to 454

COM11-677-4

$266.95

Estimated Ship Date: 6/10/2025 (From manufacturer)