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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