Thumpr Hydraulic Flat Tappet Camshaft <br> 67-96 Big Block Chevy 396-454 V8

Description:

Thumpr 235/249 Hydraulic Flat Cam for Chevrolet Big Block 396-454. High performance street/strip, needs 9:1 compression, 2500+ stall, intake, Gears and headers, rough idle.

Features:

Camshaft Series: Thumpr

Lobe Separation: 107 DD

Intake Valve Lift: 0.51 IN

Exhaust Valve Lift: 0.495 IN

Lifters Included: No

Valve Springs Required: Yes

Assembly Lubricant Included: Yes

Camshaft Gear Attachment: 3-Bolt

Camshaft Material: Cast Iron

Lifter Type: Hydraulic Flat Tappet

Usage: Street/Strip

Cam and Lifter Kit Upgrade: CL11-601-4

K-Kit Upgrade: K11-601-4

Cam, Lifter and Gear Drive Upgrade: GK11-601-4

Engine Family: Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)

Cam Type: Hydraulic Flat Tappet

Grind Number: 287TH7

Grind Number: 287TH7

Basic Operating RPM Range: 2,000-5,900

Intake Duration at .050 Inch Lift: 235 DD

Exhaust Duration at .050 inch Lift: 249 DD

Advertised Intake Duration: 287 DD

Advertised Exhaust Duration: 305 DD

Package Includes:

Engine Camshaft