To manufacture our Competition Plus Engine valves we use special aerospace quality alloys, including the EV8-Z18, which provides high tensile strength. An exclusive two-step slow forging process ensures proper grain flow and virtually eliminates any damage to the material structure.

-Competition Valve
-Intake
-1.455" Diameter
-.2755" Stem Diameter
-5.395" Overall Length
-.455" Tip Length
-12 Degree Flo. Special Alloy 3 Radial GrooveLearn More

Ferrea Super Alloy Valves represent the highest level of sophistication in valve technology. These valves are designed to handle the extreme heat requirements and punishment of today’s Nitro Fuels, Supercharged, Turbocharged, Nitrous Oxide, and Marine race motors.

Exhaust Valve
Head Diameter: 1.26
Stem Diameter: 0.275
Overall Length: 4.635
Tip Length: 0.39
References: 15" Flo. Super Alloy. 3 Radial Groove. Stock Learn More

Pac Racing Valve Springs for 07-14 GT500Learn More

Pac Racing Valve Springs for 07-14 GT500Learn More

Manley high lift valve spring and titanium retainer kit for 07-2014 Shelby GT500's. Perfect for cam swaps or cars that are running high boost and RPM.

Learn More

PAC Racing Springs is the manufacturer of high quality valve springs for all high performance engines. These are the same springs we include with our custom Bullet Racing Cams for your high performance, high revving Mod Motor.

Learn More

Ford OEM valve stem seals for 5.4L / 5.8L DOHC engine in the GT500, may also work with other applications. Seal works for both intake and exhaust valves, so 32 pieces are required to complete both cylinder heads. Pricing shown is for each seal.Learn More