CNC ported design maximizes airflow and combustion efficiency for improved engine performance
Reconditioned OEM valves ensure consistent sealing and durability under high loads
Includes PSI or PAC valve springs and titanium retainers for secure valve closure and reduced friction
Aggressive valve job and extra shimming on springs provide maximum valve clearance and effort setup capability
Sourced cores used in CNC program for enhanced casting quality and longevity
Summarized by Shop
As of July 2026 - please allow 3-5 weeks for fulfillment. Please email kara@frptuning.com for availabiity.
To minimize issues with quality of castings, we will source all cores used in the CNC Program.
This is for a pair of CNC ported heads, with castings included, complete with reconditioned OE valves and PSI or PAC Valve Springs and T