AN Thread O-Ring, Box Set Consisting of An -3, -4, -5, -6, -8, -10, -12, -16. corvette While other valvings are available

While other valvings are available upon request

Vibrant Performance EFI Fuel Pump Check Valves are lightweight and constructed entirely from 6061 Aluminum alloy

and valvetrain stability in today’s high-performance engines

It unites uncompromised pedal feel

AN Thread O-Ring, Box Set Consisting of An -3, -4, -5, -6, -8, -10, -12, -16. corvette While other valvings are availableVibrant Performance O Rings are produced to work with standard AN specification and help ensure a reliable, leak free seal. They are a must when installing our Straight Cut (non flare) AN Fittings. They are resistant to gasoline and alcohol based fuels, including E85.