MFG Part Number: 004.321
Mikuni N102/221 Small Round Main Jet
9mm in length with a 6mm Round Head
Partial Applications List:
PWC Personal Watercraft (High Speed Jets) Super BN 38, BN44, BN46, BN38I, BN40I, BN44I, BN46I
Kawasaki KSF400 “KXF” (03-06)
Polaris Predator and Outlaw 500 with Mikuni BSR carburetor
Suzuki ALT50 (1983), LT50 (84-87), LT-A50 (02-05), LT-Z400, DR-Z400 with Mikuni carb, SV650
Yamaha Generator (3G2), YFM660 Raptor, YXR660 Rhino Side x Side.