20510713 — 243/251 duration at 0.050", 0.56"/0.565" lift, 110 LSA. Pontiac V8, hydraulic roller.
| Part number | 20510713 |
|---|---|
| Duration at 0.050 intake | 243° |
| Duration at 0.050 exhaust | 251° |
| Valve lift intake | 0.56" |
| Valve lift exhaust | 0.565" |
| Lobe separation angle | 110° |
| Published RPM range | 2600-6600 RPM |
| Lifter type | Hydraulic roller |
| Platform | Pontiac V8 |
| Intended use | Serious street / strip, 3200 stall, 10.5:1 |