Classic Mutha' Thumpr 235/249 Solid Flat Cam for Flathead Ford 239/255

Mutha' Thumpr™ −. Performance street/strip, needs higher compression and aftermarket heads, rough idle.

SKU
41-601-7
$399.98
 
Engine Family: Ford Flathead (2 Gear) 239, 255 c.i. 8 Cylinder (1949-1953)
RPM Operating Range: 2,000-4,000
Grind Number: 287TS7
Cam Type: Solid Flat Tappet
Lifter Style: Solid Flat Tappet
Camshaft Series: Classic Thumpr
Usage: Street Performance
Valve Springs Required: Yes
Camshaft Material: Cast Iron
California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Advertised Intake Duration: 275
Advertised Exhaust Duration: 307
Intake Duration at .050 Inch Lift: 235
Exhaust Duration at .050 Inch Lift: 249
Intake Valve Lift: 0.368
Exhaust Valve Lift: 0.364
Lobe Lift Intake: 0.364
Lobe Lift Exhaust: 0.368
Lobe Separation: 107
Intake Centerline: 102
Assembly Lubricant Included: Yes
Valve Timing @ 0.02 Lift:
Exhaust Close ATDC: 31
Exhaust Open BBDC: 68
spec-card-valve-timing
Intake Open BTDC: 27
Intake Close ABDC: 52
Component Part Number
Break-In Lube: 159