Injector Length Adapters.
Aluminum injectors spacers allow the use of shorter injectors to be used with Aeroflow Fuel Rails and can also adapt 14mm (9/16") injectors to a standard 11mm (7/16") for use with factory fuel rails.,
Available as a pack of 4 or 1 single unit.
Length: 27mm (15/32")
Inside Diameter: 14mm (9/16"),
To Suit Fuel Rail I.D.: 14mm (7/16")