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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