LS7 315 Race 4.125"+ Bore

•  Milled rocker mounts for TRD or Jesel rockers
•  Designed for any Gen III / Gen IV small block with 4.125" bore or larger
•  The 6-bolt design is compatible with GM LSX. RHS & World LSX blocks
•  Raised runner racing intake port design
•  Mast 2-piece CNC racing intake manifold & cast racing valve covers available
•  Uses a 2.250" intake valve and 1.600" exhaust valve
•  Has a 300cc intake port

P/N 510-219

 


 




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Mast Motorsports : High Performance Powertrain Solutions
To order or for more info (936) 560-2218 or info@mastmotorsports.com