HRD Racer Pro 13° heads flow over
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CFMRacer Pro Australian made heads feature:
- Chev small block casting
- HRD CNC ported
- Interlocking valve seats
- Solid manganese bronze stepped valve guides
The Racer Pro 13 degree head was designed with Sprint car and Drag racing in mind.
Price starting from $…..
flow chart
Racer Pro 13° Chev – small block
| LIFT | .200 | .300 | .400 | .500 | .600 | .700 | .800 |
|---|---|---|---|---|---|---|---|
| INLET cfm | 142 | 208 | 275 | 327 | 360 | 383 | 392 |
| EXHAUST cfm | 106 | 163 | 209 | 240 | 257 | 261 | 265 |
