Product Description
Texas Speed PRC Brawler CNC Ported Cylinder Heads - LS3 / LS9 / LSA
Introducing our Brawler Series CNC LS3 Heads! Our goal with the Brawler series cylinder heads are to provide a standardized on the shelf, in-stock cylinder head that can ship out very quickly and to provide our customers with an incredible bargain!
If you are looking for a great replacement/upgraded LS3-style cylinder head, look no further than these fully CNC ported Brawler cylinder heads!
These are inspired from a factory GM LS3 cylinder head casting but with our tried and true CNC porting program. Equipped with our Stainless Steel valves and TSP/PAC Dual .660 Spring kit with Titanium Retainers, this new cylinder head option provides maximum value for customers wanting to upgrade from stock cylinder heads on a budget.
Features:
- Same CNC Porting As GM PRC Ported LS3 Heads (257cc Intake port)
- CNC 5-Angle Valve Job
- Approx 71cc Combustion Chamber
- TSP/PAC .660 Spring Kit
- TSP Titanium Retainers
- TSP Stainless Steel Valves 2.165" Hollow Stem intake, 1.60" stainless exhaust
- Fully Assembled and Tested
Dyno Tested 25+HP Gains Over Stock 6.2L Cylinder Heads!
| PRC LS3 Intake | PRC LS3 Exhaust | |||
| cfm | cfm | |||
| .200 | 154 | 115 | ||
| .300 | 223 | 170 | ||
| .400 | 282 | 198 | ||
| .500 | 324 | 211 | ||
| .600 | 351 | 228 | ||
| .650 | 358 | 232 |
