PRC 15-Degree 225cc As-Cast Cathedral Heads, LS1/LS2 ApplicationsPRC 15 Degree 225cc As Cast Cathedral Heads, LS1 LS2 Applications Precision Race Components all new as cast cylinder heads completed with CNC machined chambers & valve guides. For LS1 LS2 applications requiring a high flow aftermarket cylinder head at a unbelievable price! The all new PRC 225cc As Cast cylinder heads are finally available for customers looking for the ultimate as cast cathedral LS heads available. The new PRC as cast intake port has

"Under the curve" power is enhanced delivering near instantaneous boost and torque upon demand that gives you the acceleration that you want

the BlackHeart line is engineered to provide maximum exhaust velocity

They come available with a reduced wrenching hex head or 12-point head that help eliminate the need for valvetrain removal when re-torquing cylinder heads

• Precision ground needle roller bearing with high chromium steel axle for long life and minimal friction

LS3/L99 Applications

120” DOM Mild Steel Tubing and front mounting points with 0

aFe Johnny O'Connell Stage-1 Suspension Pkg

Nick Williams Performance drive-by-wire throttle bodies are precision CNC-machined from billet aluminum to meet the demands for increased airflow on the drive-by-wire LSX and LTX performance engines

Very strong to 7000 RPM

PAC's polishing process is completed without losing any pressure in the valve springs

This series of converters are designed to work well with positive displacement superchargers

Overall Width 28