Brand New Complete Set Includes: -Air Filter Adapter,Taper Style for Better Air Flow, 7/8" tall, 1 1/4" opening at widest point down to a 15/16" opening, 2 tapered keyways, 1/4" holes, 3/8" screw hole -Gasket, 2- 1/4" Bolt holes located approx. 1 3/4" apart (300586) -Choke Support (300585) -Set Screw