K&N Engineering RU-0600 Universal Round Straight Air Filter - Rubber End Cap chemical-engine-oil-15w60 1983-1992 Harley Davidson FXRT Sport

1983-1992 Harley Davidson FXRT Sport Glide

1988-2006 Yamaha YFS200 Blaster

1998-2012 Husqvarna CR125

Displacement: 89cc

looking for safety on wet

K&N Engineering RU-0600 Universal Round Straight Air Filter - Rubber End Cap chemical-engine-oil-15w60 1983-1992 Harley Davidson FXRT SportMounting Flange Inside Diameter 2 1 4in. MM 57, Filter Outside Diameter 3 1 2in. MM 89, Filter Length 4in. MM 102, Flange Length 5 8in. Flange Type Centered. When selecting one of K&Ns universal round straight air filters, you should consider the following dimensions as they relate to the specification chart:. Mounting Flange Inside Diameter This is the most critical dimension and should be very close to the diameter of the applications inlet flange.