PRC As-Cast 225cc LS1/LS2 Cathedral Heads

PRC performance cylinder head engineered for LS1/LS2/LS6 builds.

• 225cc intake runners (As-Cast)
• 25cc chambers for optimized compression
• 2.100" intake / 1.600" exhaust (typical LS cathedral) (typical spec)
• TSP .660 spring kit with PAC springs & titanium retainers
• CNC-machined valve guides and precision seat work
• Street/strip proven with excellent torque and horsepower balance
• Direct bolt-on for LS1/LS2/LS6 applications