| Precision Race Components 6.0L stage 2.5 CNC ported cylinder heads. Fully CNC ported 6.0L LS1 based cylinder heads!
Features:
- GM Cores
- Manley Valves, 2.02"/1.57"
- PRC Double Spring Kit Complete With Springs, Titanium Retainers, Seats, & Seals Completely Assembled & Setup To Your Specs!!
Flow Data
3.910" Flow plate No Exhaust Pipe
LIFT INTAKE FLOW EXHAUST FLOW
.200" 147 CFM 114 CFM
.300" 209 CFM 152 CFM
.400" 258 CFM 191 CFM
.500" 294 CFM 207 CFM
.600" 316 CFM 226 CFM
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