Crow Cams Holden 304/355 HR EFI Hydraulic roller 222/217 0.548/0.548 112
SKU: CC4903
$933.34
Crow Cams Holden 304/355 HR EFI Hydraulic roller 4903
Description
improved mid/top end power
Twin Cat exhaust for maximum performance
Standard torque converter or 2000 hi stall
Use DG4 oil pump gear
| RPM Range | Part No. | Duration | with 1.65 Rocker | Lobe Sep Angle | Lash Measured Hot |
|||||
|---|---|---|---|---|---|---|---|---|---|---|
| Advertised | @.050” | |||||||||
| IN | EX | IN | EX | IN | EX | IN | EX | |||
| 2000 – 6500 | 4903 | 278° | 274° | 222° | 217° | 0.548 | 0.548 | 112 | HYD | HYD |
recommended parts
| CS8308 | Holden V8 Timing Chain Set | |
| CRHL8167 | Holden V8 Roller Rockers | |
| 4133-16 | Single Groove Machined Valve Locks | |
| 4845-16 | Single Valve Springs with Damper – Set of 16 | |
| 11717-16 | Chrome Moly Performance Retainers | |
| CST100940 | Rocker Studs 7/16″ Heads to 7/16″ Rocker | |
| GP304 | Holden EFI V8 Guide Plates | |
| 5208HR | Johnson Holden V8 Hydraulic Roller Lifters 2616HNR-16 |
Must use performance springs.
Must use performance retainers.
Converter stall speed should be equal to or greater than the minimum RPM of the cam power range
Additional information
| Weight | 3 kg |
|---|
