21-223-4 — 224/230 duration at 0.050", 0.477"/0.48" lift, 110 LSA. Mopar Big Block, hydraulic flat tappet.
| Part number | 21-223-4 |
|---|---|
| Duration at 0.050 intake | 224° |
| Duration at 0.050 exhaust | 230° |
| Valve lift intake | 0.477" |
| Valve lift exhaust | 0.48" |
| Lobe separation angle | 110° |
| Published RPM range | 1600-5800 RPM |
| Lifter type | Hydraulic flat tappet |
| Platform | Mopar Big Block |
| Intended use | Street, works with stock converter |