New
Normal
Standard 355 replacement cam
Can be used for mild performance in 304ci
See fitting notes re: base circle and push rod length
Use DG4 oil pump gear
Standard 355 replacement cam
Can be used for mild performance in 304ci
See fitting notes re: base circle and push rod length
Use DG4 oil pump gear
| RPM Range | Part No. | Duration | with 1.65 Rocker | Lobe Sep Angle | Lash | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Advertised | @.050” | |||||||||
| IN | EX | IN | EX | IN | EX | IN | EX | |||
| 1700 - 5500 | 4003 | 262° | 262° | 207° | 207° | 0.463 | 0.463 | 112 | HYD | HYD |
This cam has a smaller base circle and may require longer pushrods than standard to obtain correct lifter preload.