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COMP Cams 33-601-11 - Camshaft, Fe 291Th R7 Thumpr
COMP Cams 33-601-11 - Camshaft, Fe 291Th R7 Thumpr
SKU: COMP-33-601-11
Regular price
$604.99 USD
Regular price
$665.49 USD
Sale price
$604.99 USD
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COMP Cams 33-601-11 - Camshaft, Fe 291Th R7 Thumpr
Mutha' Thumpr 235/249 Hydraulic Roller Cam for Ford 352-428
High performance street/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough idle.
Mutha' Thumpr 235/249 Hydraulic Roller Cam
Camshaft Series: Thumpr
Usage: Street/Strip
Cam Type: Hydraulic Roller
Grind Number: 291THR7
Basic Operating RPM Range: 2,200-5,900
Intake Duration at .050 Inch Lift: 235
Exhaust Duration at .050 inch Lift: 249
Advertised Intake Duration: 291
Advertised Exhaust Duration: 311
Lobe Separation: 107
Intake Valve Lift: 0.567
Exhaust Valve Lift: 0.551
Lifters Included: No
Valve Springs Required: Yes
Assembly Lubricant Included: No
Camshaft Gear Attachment: 1-Bolt
Camshaft Material: Billet Steel
Engine Family: Ford 352-428 c.i. 8 Cylinder (1963-1977)
Cam and Lifter Kit Upgrade: CL33-601-11
K-Kit Upgrade: K33-601-11
Lifter Type: Hydraulic Roller
Amazon ASIN: N/A
C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for On-Road Vehicles?: No
C.A.R.B. Exemption Reason: N/A
C.A.R.B. E.O. Number: N/A
Grind Number: 291THR7
