SpeedFX one-way check valves are designed to prevent flow back of multiple varieties of fuel, oil, coolant, and to operate in today's harshest fluid delivery environment. Manufactured using lightweight 6061 aluminum which features a less restrictive hinged PTFE flapper design style along with a 37 Degree sealing surface that creates a leak proof seal. All Speed-FX check valves are anodized which creates a corrosion resistant finish. Made in the U.S.A..
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