LS7 performance for your LS3 LS2 or other 4.000" or larger bore LS engine!  Ideal on stroked engines, this LS7 265 head was designed from the ground up.

  • Utilizes the Gen IV LS valve-train and intake manifold
  • Designed for any new Gen IV short-block with 4.000" bore or larger
  • Uses a 2.165" intake valve and 1.600" exhaust valve
  • 11 Degree Valve angle
  • Has a 265cc intake port
  • Has a deck thickness of .750"

 

Flow Data w/4.065" Bore Plate
LiftIntakeExhaust
0.1008261
0.200151119
0.300230188
0.400292219
0.500332236
0.600352251
0.650360254
0.700365260
0.800369263
0.850370 
0.900371

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Mast Small Bore 265cc LS7

  • Product Code: Mast265ls7
  • Availability: In Stock
  • $2,499.99

  • Ex Tax: $2,499.99

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