This injector uses a billet alum. front plate to mount the butterflies giving a perfect fit to make idle setting easy. The injector mounts using a Taylor mailbox type blower restraint top plate.
Injector measures 5.50" tall from blower mounting surface, 19.00" wide across the injector face and injector hangs 6.50" forward from center of mounting bolts to injector faceplate.
74 sq. in. butterflies measure on the center two 4.750" x 4.250", outer two butterflies are 4.750" X 4.125".
82 sq. in. butterflies measure on the center two 5.250" x 4.250", outer two butterflies are 5.250" x 4.125".
Injector butterfly square inch area is 74 in. or 82 in. Injector weights nine pounds as seen in the pictures.
Racer can pick butterfly size from drop down menu.