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COMP Cams Mutha' Thumpr 235/249 Hydraulic Roller Cam for Ford 351W

Part # 35-601-8

Description

Mutha' Thumpr 235/249 Hydraulic Roller Cam

Specifications

Advertised Exhaust Duration311 deg
Advertised Intake Duration291 deg
Amazon ASINB0014F6FTU
Assembly Lubricant IncludedNo
Basic Operating RPM Range2,200-5,900 RPM
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 Federally Certified Vehicles Manufactured Before 1967?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. Exempt for Racing and Off-Road Only Vehicles?Yes, but must be a race/competition only vehicle.
Cam and Lifter Kit UpgradeCL35-601-8
Cam TypeHydraulic Roller
Cam, Lifter and Gear Drive UpgradeGK35-601-8
Camshaft Gear Attachment1-Bolt
Camshaft MaterialAustempered Ductile Iron
Camshaft SeriesThumpr
Engine FamilyFord 351W 8 Cylinder (1969-1996)
Exhaust Duration at .050 inch Lift249 deg
Exhaust Valve Lift0.526 in
Grind Number291THR7
Intake Duration at .050 Inch Lift235 deg
Intake Valve Lift0.522 in
K-Kit UpgradeK35-601-8
Lifter TypeHydraulic Roller
Lifters IncludedNo
Lobe Separation107 deg
UsageStreet/Performance
Valve Springs RequiredYes
UPC / GTIN00036584150930