Carb Settings and Notes for '86 Suzuki GSXR750
49 States
Mikuni Type BST31SS (First Gen)
Carb ID 28A00
Main Jet - 117.5
Idle Jet - 32.5 (No-Bleed type)
Starter Jet - 40
Fuel Passage Plug - No
Jet Needle - 4C7
Needle Jet - 535 P8
Throttle Butterfly - 130
Pilot air jet - 160
Float Height - 14.6mm +- 1mm
Air Screw - 2.5 Turn
Carb Settings and Notes for '87 Suzuki GSXR750
49 States
Mikuni Type BST31SS (First Gen)
Carb ID 27B30
Main Jet - 112.5
Idle Jet - 35 (No-Bleed type)
Starter Jet - 40
Fuel Passage Plug - No
Jet Needle - 4C9
Needle Jet - 567 06
Throttle Butterfly -
Pilot air jet - 160
Float Height - 14.6mm +- 1mm
Air Screw - 1.5 Turn