TSP PRC 15-Degree 220cc As-Cast LS1/LS2 Style Cathedral Port Cylinder Heads PAIR w/ TSP .660" Spring Kit and Titanium Retainers
For use on 3.820 or bigger bore.
Precision Race Components (PRC) 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.
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.
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
| 15-Degree 220cc As-Cast LS1/LS2 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 |
238 cfm |
