AFR LS1 Heads 230cc mongoose street assembled heads with 72cc combustion chamber and 2.080 intake/ 1.600 exhaust valves. Recommended for aggressive street or street/strip builds with displacements up to 427 cubic inches, operating up to 6500 RPM. Requires minimum 3.900” bore size for intake valve clearance
- GM LS1 Cylinder Head
- LSX Mongoose Street
- Assembled
- 2.080 / 1.600 in Valves
- 230 cc Intake
- 72 cc Chamber
- 1.270 in Springs
- 15 Degree Valve Angle
- Aluminum
- Pair
| 230cc Large Bore Competition Flow Chart | ||||||
| .200 | .300 | .400 | .500 | .550 | .600 | |
| Int | 158 | 230 | 282 | 320 | 325 | 328 |
| Exh | 129 | 183 | 225 | 244 | 248 | 252 |
Test conducted at 28" of water (pressure) on Superflow 600
Bore Size: 4.155", intake 3/4" radius plate exhaust, 1 3/4" curved pipe