| Part Number: | 254122 | Grind Number: | POWERMAX 2030 (FORMERLY COMPUCAM 2030) |
| Engine Identification: | | | | Start Yr. | End Yr. | Make | Cyl | Description | | 1980 | 1996 | CHEVROLET | 6 | MID AND UPPER RANGE TORQUE AND HP IMPROVER FOR CARS, ESPECIALLY CAMAROS, S-10 PICK-UP'S, BLAZERS, JIMMY'S, ETC., AND ALL PERF. APPLICATIONS. BASIC RPM 1500-4500 | | Engine Size | Configuration | | | 2.8-3.1 L | V | |
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| Valve Setting: | Intake | .000 | Exhaust | .000 | HOT |
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| Lift: | Intake @Cam | 282 | @Valve | 423 | All Lifts are based
on zero lash and theoretical rocker arm ratios. | | Exhaust @ Cam | 282 | @Valve | 423 | | Rocker Arm Ratio | 1.5 | | |
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| CamTiming: | -- | @-- | | Lift: | | Opens | Closes | ADV Duration | | Intake | -- | -- | 264 | | Exhaust | -- | -- | 274 |
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| Spring Requirements: Triple Dual Outer Inner | | Part Number | 99848 | | Loads | Closed | 105 | LBS@ | 1.700 | or | 1 45/64 | | Open | 258 | LBS@ | 1.300 | | |
| | Recommended RPM range with matching components | | Minimum RPM | -- | | Maximum RPM | -- | | Valve Float | 6500 |
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| CamTiming: | TAPPET | @.050 | | Lift: | | Opens | Closes | Max Lift | Duration | | Intake | (3) ATDC | 27 ABDC | 105 | 204 | | Exhaust | 40 BBDC | (6) BTDC | 113 | 214 |
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Bell housings
Air & Fuel