MODEL TYPE 253-308 V/8
---------------------------CROW COMPUTER CARD----------------------------
| PART NUMBER 51315RH L/C 110 Date 24-MAR-15 |
| Cam type: Hydraulic Roller type Profile CUSTOM GRIND |
| ----------------------------------------------------------------------|
| Advance Ground on Cam: 2 Lobe separation: 110 |
| .050 VALVE TIMING |
| Inlet opens: 11 BTDC Closes: 47 ABDC .050 Duration: 238 |
| Exhaust Opens: 54 BBDC Closes: 10 ATDC .050 Duration: 244 |
| ADVERTISED VALVE TIMING |
| Inlet opens: 40 BTDC Closes: 76 ABDC ADV Duration: 296 |
| Exhaust Opens: 82 BBDC Closes: 38 ATDC ADV Duration: 301 |
| Inlet lobe lift at TDC on the over lap:.084 |
| ----------------------------------------------------------------------|
| Valve lift Inlet: .5688 Inlet Rocker Ratio: 1.65 |
| Valve lift Exhaust: .5676 Exhaust Rocker Ratio: 1.65 |
| |
| ----------------------------------------------------------------------|
With 383 stroker, -3 hi-port heads, ~10.5 compression, a 4 speed muncie (2.2 first ratio), 3.5 gears.
Edit: and dual plane manifold. Looking for max mid-range
Thoughts?
Edited by Lima31, 17 March 2019 - 12:51 AM.