COMP Cams 12-602-4 Big Mutha' Thumpr 243/257 Hydraulic Flat Cam for Chevrolet Small Block
Product Description
COMP Cams 12-602-4 Big Mutha' Thumpr 243/257 Hydraulic Flat Cam for Chevrolet Small Block
- 295/313 Advertised Duration, 243/257 Duration @ .050 inch, .500 inch/.486 inch Lift, 107 Lobe Separation
- Valve spring upgrade required
- Package Weight: 8.88 pounds
- Country of Origin: United States
HYDRAULIC - Big Mutha' Thumpr: Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.
Technical Specifications
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