High flow one-way check valves designed to prevent back-flow with minimal pressure drop. Ideal to prevent drain back after the fuel pump is turned off, or when dual pumps are used and both pumps may not run simultaneously.

• CNC-machined billet aluminum and Type II bright dip black anodized finish.
• AN O-ring male inlet/female outlet connections allow easy installation into fuel pump outlet port without adding additional lines, hose-ends or fittings.
• Suitable for use with gasoline fuels only.