CNC ported design maximizes airflow for increased horsepower
Aggressive valve job ensures optimal valve clearance and fitment
Includes reconditioned OE valves and PSI or PAC valve springs for reliable performance
Titanium retainers provide enhanced durability under high loads
Extra shimming on PSI or PAC springs supports high-effort setups
Summarized by Shop
As of June 2026 - please allow 3-5 weeks for fulfillment if out of stock. Please email info@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 Val
Engine Compatibility
6.4L (Gen 3 Hemi platforms)
Flow Rate
400 cfm at 650 lift intake
Valve Job
Aggressive, extra shimming on PSI/PAC springs
Valve Springs
Reconditioned OE valves, PSI or PAC with extra shimming