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VRP M156 Ported heads
$3,700.00
VRP M156 CNC Ported Cylinder Heads
Factory Valve Job Included
Flow Bench Results Below:
| M156 | Intake | Exhaust | |||
| Stock | Ported | Stock | Ported | ||
| 0.1 | 107 | 105 | 93 | 93 | |
| 0.15 | 158 | 158 | 126 | 125 | |
| 0.2 | 202 | 199 | 153 | 151 | |
| 0.25 | 250 | 248 | 181 | 174 | |
| 0.3 | 295 | 294 | 208 | 208 | |
| 0.35 | 341 | 345 | 229 | 234 | |
| 0.4 | 355 | 372 | 242 | 252 | |
| 0.45 | 367 | 390 | 247 | 263 | |
| 0.5 | 362 | 399 | 249 | 272 | |
| 0.55 | 369 | 410 | 252 | 279 | |
| 0.6 | 371 | 417 | 255 | 286 | |
| 0.65 | 375 | 424 | 256 | 290 | |
| 0.7 | 375 | 424 |
