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!!
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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