Comp Cams 12-600-4 Thumpr Hydraulic Flat Tappet Camshaft 279TH

Chevy 262-400ci Small Block 1958-98

Best with 2000+ Converter & Gears. Choppy/Thumping Idle

3 Grinds To Fit All Of Your Performance Needs

Long Exhaust Duration

Produces A Powerful Hard-Hitting Exhaust Note

Excellent Horsepower Gains And Broad Torque Curve

Delivers Real Seat Of The Pants Performance

Designed For Use w/Latest In ValveTrain Components

1 Year Limited Warranty

Specifications:

Exhaust Valve Lift (in.) 0.465

Intake Valve Lift (in.) 0.479

RPM Range 2000-5800

Int. Duration @ .050 in. (Deg) 227

Exh. Duration @ .050 in. (Deg) 241

Int. Duration Advertised (Deg) 279

Exh. Duration Advertised (Deg) 297

Engine Make/Size Chevy Small Block (262-400)

Lifter Type Hydraulic Flat Tappet

Usage Street/Performance

Advertised Duration 279 int./297 exh.

Advertised Exhaust Duration 297

Advertised Intake Duration 279

Basic Operating RPM Range 2,000-5,800

Cam Style Hydraulic flat tappet

Camshaft Gear Attachment 3-bolt

Computer-Controlled Compatible No

Duration at 050 inch Lift 227 int./241 exh.

Exhaust Duration at 050 inch Lift 241

Exhaust Valve Lift with Factory Rocker Arm Ratio (in.) 0.465

Grind Number 279THF7

Intake Duration at 050 inch Lift 227

Intake Valve Lift with Factory Rocker Arm Ratio (in.) 0.479

Quantity Sold individually

Valve Lift with Factory Rocker Arm Ratio 0.479 int./0.465 exh.

Valve Springs Required Yes

Lobe Separation (Deg) 107

Manufacturer's Part Number: 12-600-4