Carburetor Parts

4/042 brass carburetor main jets are high-precision and flow-calibrated for extremely accurate fuel flow rate High-quality replacements; NOT original Mikuni jets

Brass carburetor jets are high-precision and flow-calibrated for extremely accurate fuel flow rate Fit all RS, HS and HSR carburetors

Slows down the rev while auto-clutch engages, eliminating any lurch that may intimidate beginning riders Limit maximum opening to 1/4, 1/2 or 3/4 throttle; helps rider learn control faster Learning aid for beginners who ride smaller-cc motorcycles ...