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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.
More Information
UPC
036584213826
Manufacturer
COMP Cams®
Emissions Code
Engine Family
Chrysler 392 HEMI 8 Cylinder (1957-1958)
RPM Operating Range
2,500-6,400
Cam Type
Hydraulic Flat Tappet
Camshaft Series
Classic Thumpr
Usage
Street/Strip
California Proposition 65
WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
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
Valve Timing Lift
0.006
Exhaust Close ATDC
49
Intake Open BTDC
44
Exhaust Open BBDC
84
Intake Close ABDC
71
Lifter Style
Hydraulic Flat Tappet
Make
Chrysler