Premier CNC Porting for LS3 11 Degree Cylinder Heads

Featuring industry leading manufacturing technologies, this head presents a no hold's barred approach to aftermarket LS performance. With fully 5-axis CNC'd Intake and Exhaust Ports, as well as a fully CNC profiled combustion chamber - these cylinder heads are produced in a manner that is as precise and effective as a Xerox printer can print paper.

This CNC program is compatible with Liberty and CFL 11 degree LS3 Castings.

Our commitment to delivering "Performance, Precision, and Unparalleled Perfection" is evident with our no holds barred approach to treating your cylinder heads as if they were our own! We approach each set of cylinder heads with the utmost emphasis on attention to detail. We take immense pride in our work, and our manufacturing processes are always improving to ensure you receive the absolute best bang for your buck!

Here is what you can expect from the PDD Process:

• PDD's Premier CNC Porting Program

• Pressure Tested for Zero Leakages

• Performance Valve Job

• Head Deck Finishing for Proper Sealing Surfaces

• Washed & Hand Deburring on all edges

• Final QC checks to ensure 100% Process Control & Capability