Thumpr™ 227/241 Hydraulic Flat Cam for Chrysler 383-440. High
performance street; stock converter ok, best w/ 2000+ converter &
gears; choppy/thumping idle.
| Engine Family | Chrysler 383-440 c.i. 8 Cylinder (1959-1980) |
|---|---|
| RPM Operating Range | 2,000-5,800 |
| Cam Type | Hydraulic Flat Tappet |
| Camshaft Series | Thumpr |
| Camshaft Gear Attachment | 1-Bolt |
| Usage | Street/Performance |
| California Proposition 65 | WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov |
| Advertised Intake Duration | 279 |
| Advertised Exhaust Duration | 296 |
| Intake Duration at .050 Inch Lift | 227 |
| Exhaust Duration at .050 Inch Lift | 241 |
| Intake Valve Lift | 0.486 |
| Exhaust Valve Lift | 0.473 |
| Lobe Lift Intake | 0.324 |
| Lobe Lift Exhaust | 0.315 |
| Lobe Separation | 107 |
| Intake Centerline | 102 |
| Valve Timing Lift | 0.006 |
| Exhaust Close ATDC | 41 |
| Intake Open BTDC | 36 |
| Exhaust Open BBDC | 76 |
| Intake Close ABDC | 63 |
| Lifter Style | Hydraulic Flat Tappet |
