MAST Black Label LS7 305cc CNC Ported Heads

$4,148.00

Each Mast Black Label cylinder head assembly includes:
• A fully CNC machined Mast Black Label aluminum cylinder head
• Mast nitrided & micro finished .700" Lift Dual Springs
• Mast lightweight stainless steel intake & exhaust valves
• Mast lightweight steel retainers
• Mast machined locks

SKU
MAST510-309

•  Utilizes the Gen IV LS7 valve-train and intake manifold.
•  Designed for any new Gen IV short-block with 4.125" bore or larger.
•  Uses a 2.250" intake valve and 1.600" exhaust valve
•  Has a 305cc intake port
•  Has a deck thickness of .750"

Each Mast Black Label cylinder head assembly includes:
• A fully CNC machined Mast Black Label aluminum cylinder head
• Mast nitrided & micro finished .700" Lift Dual Springs
• Mast lightweight stainless steel intake & exhaust valves
• Mast lightweight steel retainers
• Mast machined locks
   • •  NOTE:  Gaskets, valve covers, rocker arms and pushrods not included

Flow Data 305cc LS7
Lift Intake Exhaust
0.100 75 55
0.200 155 108
0.300 234 159
0.400 304 200
0.500 356 228
0.550 376.5 236
0.600 379 243
0.650 379 249
0.700 388 252
0.750 395 255
0.800 401.5 258
0.900 406 260
1.000 410 263
More Information
SKU MAST510-309
Manufacturer Mast Motorsports
Application Guide All GenIII powered GM Vehicles
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