A fuel check valve keeps fuel from draining back to the tank when the engine shuts off, so the carburetor stays primed for a quick restart. This Russell one-way check valve uses 5/16 inch male barbed ends and is designed for low-pressure fuel systems running between 3 and 10 PSI.

Russell 650623 Features:

• One-way barbed fuel check valve with 5/16 in male ends
• Prevents fuel from siphoning back toward the tank at shutoff
• Designed for fuel systems from 3 to 10 PSI
• Black anodized finish
• Sold individually