Suzuki GSX-R750 Service Manual page 274

• Be sure to connect the wires to the proper terminals.
A (Bl) ........ + terminal for fuel pump
B (R)......... + terminal for fuel level gauge
• Install a new O-ring and apply SUZUKI SUPER GREASE "A"
to it.
 99000-25010: SUZUKI SUPER GREASE "A"

The O-ring must be replaced with a new one to prevent
fuel leakage.
(or equivalent grease)
FUEL SYSTEM AND THROTTLE BODY 5-11