Carb Settings and Notes for '88 Suzuki GSX600F Katana
49 States
Mikuni Type BST31SS (First Gen)
Carb ID 19C00
Main Jet - 137.5 (1-4) 135 (2-3)
Idle Jet - 40 (No-Bleed type)
Fuel Passage Plug - No
Jet Needle - 4CZ3-3
Needle Jet - 537 P9
Throttle Butterfly - 125
Pilot air jet - 130
Float Height - 14.6mm +- 1mm
Air Screw - 2.5 Turn
Carb Settings and Notes for '89 Suzuki GSX600F Katana
49 States
Mikuni Type BST31SS (First Gen)
Carb ID 43C00
Main Jet - 137.5 (1-4) 135 (2-3)
Idle Jet - 40 (No-Bleed type)
Fuel Passage Plug - No
Jet Needle - 4CZ3-3
Needle Jet - 537 P9
Throttle Butterfly - 130
Pilot air jet - 160
Float Height - 14.6mm +- 1mm
Air Screw - 2.5 Turn
Carb Settings and Notes for '90-'97 Suzuki GSX600F Katana
49 States
Mikuni Type BST33SS (Second Gen)
Carb ID 44C10
Main Jet - 112.5
Idle Jet - 32.5 (No-Bleed type)
Fuel Passage Plug - Yes
Jet Needle - 5F104
Needle Jet - 589 P2
Float Height - 14.6mm +- 1mm
Air Screw - 1.5 Turn
Carb Settings and Notes for '98-'06 Suzuki GSX600F Katana
49 States
Mikuni Type BSR32SS
Carb ID 19E30
Main Jet - 115 (1-4) 112 (2-3)
Idle Jet - 12.5
Fuel Passage Plug - No
Jet Needle - 5DH30-54
Needle Jet - 826M P0
Starter Jet - 50
Pilot air jet - 160
Float Height - 13mm +- 1mm
Air Screw - 2 Turn