
PowerMax Hydraulic Roller Tappet Camshaft Lift: .587" /.610" Duration: 288°/298° RPM Range: 2500-6000
This product is no longer available. Please call customer service for assistance at 1-800-345-4545.
- PowerMax Hydraulic Roller Tappet Camshaft
Lift: .587''/.610''
Duration: 288°/298°
RPM Range: 2500-6000
*Note: Crane's long travel hydraulic roller lifters p/n 270-16535-16, must be used with greater than .570' lift camshafts to prevent alignment bar disengagement.
**Note: The 1996-2000 Gen VI engines can use these camshafts and components if they are converted to adjustable rocker arms by installing p/n 270-99152-16 rocker arm studs (no machining required) and factory pushrod guideplates, providing open valve spring pressures do not exceed 480 pounds.
***Note Camshaft incorporates an integral cast iron distributor drive gear, aluminum-bronze distributor drive gear not required.
FAIR IDLE, MODERATE PERFORMANCE USAGE, GOOD MID-RANGE TORQUE AND HP, MILD BRACKET RACING, AUTO TRANS W/2500+ CONVERTER, MILD MARINE PERF., 3000-3400 CRUISE RPM, 9.5 TO 11.0 COMPRESSION RATIO ADVISED.
| Grind Number: | HR-226/345-2S-12 IG |
| Operating Range: | 2500-6000 RPM |
| Duration Advertised: | 288° Intake / 298° Exhaust |
| Duration @ .050' Lift: | 226° Intake / 236° Exhaust |
| Valve Lift w/1.7 Rockers: | .587' Intake / .610' Exhaust |
| Lobe Separation Angle: | 112° |
| Max Lift Angle: | 107° ATDC Intake / 117° BTDC Exhaust |
| Open/Close @.050' Cam Lift: | Intake - 6° BTDC (opens) / 40° ABDC (closes) Exhaust - 55° BBDC (opens) / 1° ATDC (closes) |