Single Bolt cam retains stock timing set.
Designed for the Gen IV 5.3L, adds excellent power and retains good driveability and economy. Est 420hp with headers.
| Application | Cam Core | Valve Setting (In. Ex.) | Idle Quality | Cam Part # | Duration @ .050" (In. Ex.) | Valve Lift (w/1.7 Rocker) (In. Ex.) | Lobe Sep. Angle |
| 5.3L HO | 1 Bolt | Hyd. Hyd. | Moderate | 913-301 | 214 220 | .557 .562 | 114 +2 |