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Classic Big Mutha' Thumpr 243/257 Solid Flat Cam for Flathead Ford 239, 255
Classic Big Mutha' Thumpr™ 243/257 Solid Flat Cam for Flathead Ford 239/255. Street/strip, engine modification mandatory, aftermarket heads, very rough idle.
Available Soon
SKU
41-602-7
TEMPORARILY OUT OF STOCK, ORDER NOW!
$624.95
Camshaft Material:
Valve Springs Required:
Assembly Lubricant Included:
Engine Family: Ford Flathead (2 Gear) 239, 255 c.i. 8 Cylinder (1949-1953)
RPM Operating Range: 2,200-4,200
Grind Number: 295TS7
Cam Type: Solid Flat Tappet
Lifter Style: Solid Flat Tappet
Camshaft Series: Classic Thumpr
Usage: Street Performance
California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Advertised Intake Duration: 283
Advertised Exhaust Duration: 315
Intake Duration at .050 Inch Lift: 243
Exhaust Duration at .050 Inch Lift: 257
Intake Valve Lift: 0.382
Exhaust Valve Lift: 0.378
Lobe Lift Intake: 0.382
Lobe Lift Exhaust: 0.378
Lobe Separation: 107
Intake Centerline: 102
Exhaust Close ATDC: 35
Intake Open BTDC: 31
Exhaust Open BBDC: 72
Intake Close ABDC: 56
Component
Part Number
Break-In Lube: 159
