Classic Thumpr 243/257 Hydraulic Flat Cam for Chrysler 392 HEMI

Classic Thumpr™ 243/257 Hydraulic Flat Cam for Chrysler 392 HEMI. Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.
Available Soon
Available Soon items may take 2-4 weeks for delivery.
Camshaft Material:
Valve Springs Required:
Assembly Lubricant Included:
Engine Family: Chrysler 392 HEMI 8 Cylinder (1957-1958)
RPM Operating Range: 2,500-6,400
Grind Number: 295TH7
Cam Type: Hydraulic Flat Tappet
Lifter Style: Hydraulic Flat Tappet
Camshaft Series: Classic Thumpr
Usage: Street/Strip
California Proposition 65: WARNING: Cancer and Reproductive Harm
Advertised Intake Duration: 295
Advertised Exhaust Duration: 312
Intake Duration at .050 Inch Lift: 243
Exhaust Duration at .050 Inch Lift: 257
Intake Valve Lift: 0.508
Exhaust Valve Lift: 0.495
Lobe Lift Intake: 0.338
Lobe Lift Exhaust: 0.329
Lobe Separation: 107
Intake Centerline: 102
Exhaust Close ATDC: 49
Intake Open BTDC: 44
Exhaust Open BBDC: 84
Intake Close ABDC: 71
Component Part Number
Break-In Lube: 159