Precision Race Components all new cylinder head castings completed with 220cc runners. For stock cubic inch 4.8/5.3/LS1/LS2 applications requiring a stock valve angle LS cylinder head with extra thick decks comparable to stock piston to valve.
MADE IN THE USA!!
CAST IN THE USA!!
MACHINED IN THE USA!!
Features:
- 220cc Intake Runners
- 84cc Exhaust Runners
- Designed as a bolt on cylinder head with minimal change to pushrod length
- TSP .660 Spring Kit w/ PAC Valve Springs & Titanium Retainers
- 64cc CNC Machined Chambers
- CHE Bronze Guides
- 2.045" Stainless Intake Valves/ 1.600" Stainless Exhaust Valves
- Factory Rocker Friendly!!*
- Extra Thick Deck Surfaces For Power Adders
The all new 220cc cylinder head is finally available for customers looking for a bolt on 15 degree LS cathedral cylinder head. Think of this cylinder head as the ultimate 15 degree LS1/LS2 cylinder heads for guys wanting a stronger replacement to the LS1 / LS6 / LS2 factory casting. The perfect head for guys wanting a aftermarket casting that will retain the use of all there existing components.
Flow Data:
4.00" Flow Plate - No Exhaust Pipe
LIFT |
INTAKE FLOW |
EXHAUST FLOW |
.100" |
67 CFM |
55 CFM |
.200" |
145 CFM |
113 CFM |
.300" |
207 CFM |
166 CFM |
.400" |
252 CFM |
200 CFM |
.500" |
292 CFM |
215 CFM |
.600" |
304 CFM |
226 CFM |
.650" |
311 CFM |
228 CFM
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