AFR SBC aluminum heads eliminator race 245cc angle plug assembled heads with 2.125 Intake/ 1.600 Exhaust Valves and 70cc combustion chamber. NPP stands for “no pushrod pinch”, and this is AFR’s largest 60/40 valve spacing head. These heads require shaft mount rocker arms for all applications and has extra machining for 3/8” pushrod clearance.
- Small Block Chevy Cylinder Head
- Eliminator Race
- NPP
- Assembled
- 2.125 / 1.600 in Valves
- 245 cc Intake
- 70 cc Chamber
- 1.550 in Springs
- Angle Plug
- 23 Degree Valve Angle
- Requires Shaft Mount Rockers
- Aluminum
- Pair
| 245cc Competition Flow Chart | |||||||||
| .200 | .300 | .400 | .500 | .550 | .600 | .650 | .700 | .800 | |
| Int | 161 | 224 | 261 | 301 | 311 | 320 | 331 | 337 | 345 |
| Exh | 128 | 165 | 214 | 228 | 237 | 238 | 243 | 245 | 250 |
Test conducted at 28" of water (pressure) on Superflow 600
Bore Size: 4.155", intake 3/4" radius plate exhaust, 1 7/8" curved pipe