2001 Arctic Cat ATVs factory service and repair manual, Page 247Get this manual
Carburetor Specifications 250 cc Type Main Jet Pilot Jet Pilot Screw Setting Needle Jet Jet Needle Idle RPM Valve Seat Float Arm Height Mikuni BST31 130 45 (turns) 34 P-6M 4D28-3 1400-1600 2.0 13 mm (0.5 in Throttle Cable Free-Playmm (at lever) (1814 in Type Main Jet Slow Jet Pilot Screw Setting Needle Jet Jet Needle Idle RPM Starter Jet Float Arm Height 300 cc Keihin CVK32 135 38 (turns) 14 4.03.4 N8TT 1400-1600 102 13 mm (0.5 in
Throttle Cable Free-Playmm (at lever) (1814 in 500 cc Type Main Jet Slow Jet Pilot Screw Setting Jet Needle Needle Jet Idle RPM Starter Jet Float Arm Height Keihin CVK34 145 38 (turns) 14 N601 6.04.0 1200-1350 102 17 mm (0.67 in