Precision Race Components all new LS3 as-cast cylinder heads completed with CNC machined chambers & valve guides. For LS3/L99/L92/LSA/LS9 applications requiring a high flow aftermarket cylinder head at a competitive price!
MADE IN THE USA!!
CAST IN THE USA!!
MACHINED IN THE USA!!
CAST IN THE USA!!
MACHINED IN THE USA!!
The all new PRC LS3 As-Cast cylinder heads are now available for customers looking for the ultimate as-cast LS3 cylinder heads available. The new PRC as-cast intake port has been flow bench tested to flow 369 CFM & can support everything from smaller camshaft street engines all the way to all out race engines.
Flow Data (4.00″ Flow Plate – No Exhaust Pipe):
LIFT | INTAKE FLOW | EXHAUST FLOW |
.200″ | 153 CFM | 114 CFM |
.300″ | 233 CFM | 163 CFM |
.400″ | 287 CFM | 191 CFM |
.500″ | 329 CFM | 214 CFM |
.600″ | 357 CFM | 228 CFM |
.650″ | 369 CFM | 233 CFM |
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