• Milled rocker mounts for TRD, Jesel & Mast 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 Blocks
• Raised runner racing intake port design
• Utilizes SB2 valve covers
• 10 degree intake w/ 4 degree cant
• 7 degree exhaust w/ 2.5 degree cant
• Uses a 2.250" intake valve and 1.600" exhaust valve
• Has a 352cc intake port
• Has a deck thickness of .750

Options:

• Mast 2-piece CNC Tunnel Ram Intake Manifold
• Mast cast racing valve covers available
• Copper valve seats (50 degree intake & 55 degree exhaust)

Canted Valve
Lift Intake Exhaust
0.200 83
0.300 233 127
0.400 302 168
0.500 360 206
0.600 410 231
0.650 435 252
0.700 447 263
0.800 453 273
0.900 458 281