Description

Big Mutha’ Thumpr 243/257 Hydraulic Roller Cam for Ford 429 460Big Mutha’ Thumpr 243/257 Hydraulic Roller Cam

Advertised Exhaust Duration: 319 DD

Advertised Intake Duration: 299 DD

Assembly Lubricant Included: No

Basic Operating RPM Range: 2 500-6 200 R3

Cam and Lifter Kit Upgrade: CL34-602-9

Cam Type: Hydraulic Roller

Camshaft Gear Attachment: 1-Bolt

Camshaft Material: Billet Steel

Camshaft Series: Thumpr

Engine Family: Ford 429460 c.i. 8 Cylinder (1968-1995)

Exhaust Duration at .050 inch Lift: 257 DD

Exhaust Valve Lift: 0.563″

Grind Number: 299THR7

Intake Duration at .050″ Lift: 243 DD

Intake Valve Lift: 0.579″

K-Kit Upgrade: K34-602-9

Lifter Type: Hydraulic Roller

Lifters Included: No

Lobe Separation: 107 DD

Usage: Street/Strip

Valve Springs Required: Yes

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