Name:
PRC LS7x 265cc 7.0L CNC Heads
Item#:
199-265LS7
Precision Race Components LS7 CNC 265cc ported cylinder heads. Fully CNC ported LS7-based cylinder heads! (All New GM LS7 Cylinder Head Castings) ***OUTRIGHT PER PAIR!
- NEW GM LS7 Cores
- Based off PRC's CNC Ported LS7 Heads
- 2.200"/1.610" Valves
- PRC Double Spring Kit Complete With PRC Double
Springs, Titanium Retainers, Seats, & Seals
- Completely Assembled & Setup To Your Specs!!
- Available With Stainless, Hollow Stems, or titanium valves!
Extensive CNC & dyno testing has resulted in one of the most affordable & powerful LS7 based cylinder heads available! Flowing up to 35cfm more than the stock GM LS7 head, the all new PRC cylinder head offers both unmatched power & airflow.
The PRC LS7 cylinder head is available with standard stainless valves, titanium valves.
 
 
Flow Data: @ 4.125" Bore Plate Superflow 600
| |
LS7
Intake |
LS7 Exhaust |
PRC 265cc
LS7 Intake |
PRC LS7 Exhaust |
| .200 |
161 |
114 |
169 |
119 |
| .300 |
227 |
171 |
248 |
179 |
| .400 |
291 |
193 |
308 |
211 |
| .500 |
330 |
203 |
351 |
224 |
| .600 |
351 |
209 |
383 |
235 |
| .650 |
353 |
204 |
388 |
241 |
| .700 |
353 |
209 |
393 |
246 |
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