The Injector Dynamics 1340cc injector set is a two-piece matched kit rated at 1340cc per injector with a 60mm length. The listing specifies a 14mm purple top and a 14mm lower o-ring, and the pair is sold to ensure matched dimensions between two ports. It’s offered for applications that require the noted sealing and length specifications.
Injector Dynamics 1340cc Injectors - 60mm Length - 14mm Purple Top - 14mm Lower O-Ring (Set of 2)