The all new 227cc cylinder head is finally available for customers looking for the pinnacle of LS cathedral port performance. Now is your chance to own the same cylinder head that currently holds the fastest stock bottom end heads / cam record! The new 227cc port has been flow bench tested to flow over 320cfm & can support everything from smaller camshaft street engines all the way to all our race engines. This cylinder head is a combination of a max effort high flowing port combined with a smaller chamber designed for max power in stock cube applications.
Precision Race Components all new cylinder head castings completed with 227cc runners. For stock cubic inch LS1/LS2 applications requiring smaller chambers for extra compression.
Features:
The all new 227cc cylinder head is finally available for customers looking for the pinnacle of LS cathedral port performance. Now is your chance to own the same cylinder head that currently holds the fastest stock bottom end heads / cam record! The new 227cc port has been flow bench tested to flow over 320cfm & can support everything from smaller camshaft street engines all the way to all our race engines. This cylinder head is a combination of a max effort high flowing port combined with a smaller chamber designed for max power in stock cube applications.
Flow Data: 4.00" Flow Plate - No Exhaust Pipe
LIFT | INTAKE FLOW | EXHAUST FLOW |
.100" | 68 CFM | 56 CFM |
.200" | 145 CFM | 115 CFM |
.300" | 214 CFM | 167 CFM |
.400" | 261 CFM | 202 CFM |
.500" | 300 CFM | 219 CFM |
.600" | 322 CFM | 238 CFM |
.650" | 330 CFM | 236 CFM |
SKU | PRC227SB |
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Manufacturer | Precision Race Components |
Application Guide | All GenIII powered GM Vehicles |