Description
COMP Cams - 41-602-7
Classic Big Mutha' Thumpr 243/257 Solid Flat Cam for Flathead Ford 239/255
Street/strip, engine modification mandatory, aftermarket heads, very rough idle.
Assembly Lubricant Included: Yes
Camshaft Material: Cast Iron
Engine Family: Flathead Ford (2 Gear) 239, 255 c.i. 8 Cylinder (1949-1953)
Lifter Type: Solid Flat Tappet
Amazon ASIN: B005H89W0Y
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
Camshaft Series: Classic Thumpr
Cam Type: Solid Flat Tappet
Grind Number: 295TS7
Basic Operating RPM Range: 2,200-4,200
Intake Duration at .050 Inch Lift: 243
Exhaust Duration at .050 inch Lift: 257
Advertised Intake Duration: 283
Advertised Exhaust Duration: 315
Lobe Separation: 107
Intake Valve Lift: 0.382
Exhaust Valve Lift: 0.378
Lifters Included: No
Valve Springs Required: Yes
Extra Information
Warranty Information
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