Russell 640863 -6 AN Male to 5/16" SAE Quick-Disconnect Female Push-On EFI Fitting
Russell fuel rail fitting adapters allow for the connection of Russell hose ends to almost any component. These adapters are offered in standard thread, metric thread, and pipe thread to fit most popular oil pumps, fuel pumps, and fuel filters—plus a variety of other common components. Aluminum or steel, the regulator fittings provide a positive seal at maximum operating pressures. They're available in a variety of sizes, angles (or straight), finishes, and attachment options.
Fitting Attachment 1:Female quick-connect
Fitting Size 1:5/16 in.
Fitting Attachment 2: Male threads
Fitting Size 2:-6 AN
Gauge Port: No
Fitting Material: Aluminum
Fitting Finish: Black anodized
Notes: Designed to fit the return side of LT1, LT4, and LS1 engines