Product Description:
For use on 3.820 or bigger bore
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.
Click Here to SEE why we build better heads!
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 Rated To .660" Lift
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 their existing components.
| 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 |
