Engine Kits

Comp Cams 12-325-4 Oval Track Hydraulic Camshaft
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Comp Cams 12-325-4 Oval Track Hydraulic Camshaft



Part #: 12-325-4
List Price: $287.98
Our Price: $143.99
You Save: $143.99



  • For Hydraulic Flat Tappet Lifters; Fits '58-'021 262-400 cid Chevy Small Blocks2

    Best for heavy car; short track

    1: Cams for '55-'57 engines can be custom ordered. Please Call, Email, Twitter or Live Chat for details.

    2: The '87+ Chevy Small Block received provisions for roller lifters. Most '87 - '93 GM cars came with roller lifters, but most '87 - '95 trucks came with flat tappet lifters in roller lifter style blocks. If a roller cam is desired and your block has OEM-style roller cam provisions. COMP Hyd. Roller Lifter Install Kit for '87-'90 Blocks or '91-'02 Blocks can be purchased, as well as a '87+ OE-Style Hyd. Roller Cam and '87+ OE-Style Roller Lifters. Roller cam conversion in pre-'87 blocks requires Retro-Fit Hyd. Roller Cam and Retro-Fit Link Bar Lifters.

Advertised Duration 280 int./288 exh.
Advertised Exhaust Duration 288
Advertised Intake Duration 280
Basic Operating RPM Range 3,000-6,000
Brand COMP Cams
Cam Style Hydraulic flat tappet
Computer-Controlled Compatible No
Duration at 050 inch Lift 232 int./237 exh.
Exhaust Duration at 050 inch Lift 237
Exhaust Valve Lash 0.000 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio 0.483 in.
Grind Number CS 280AH-8
Intake Duration at 050 inch Lift 232
Intake Valve Lash 0.000 in.
Intake Valve Lift with Factory Rocker Arm Ratio 0.483 in.
Lobe Separation (degrees) 108
Part Type Camshafts
Product Line COMP Cams Oval Track Camshafts
Quantity Sold individually.
Valve Lift with Factory Rocker Arm Ratio 0.483 int./0.483 exh. lift