Suzuki GSX-R750 Service Manual page 114

Installation
• Apply THREAD LOCK to the oil gallery plug 2.
 99000-32050: THREAD LOCK "1342"
NOTE:
* It is not required to apply THREAD LOCK when installing the
other removed oil gallery plugs.
* After tightening the plug 2 , make sure that the plug end is
flush with the cover mating surface.
• Apply engine coolant to the O-rings of the water jacket plugs
5 and 6.
 99000-99032-11X: SUZUKI COOLANT (Except USA)
• Tighten each plug to the specified torque.
 1 Oil gallery plug: 10 N·m (1.0 kgf-m, 7.0 lb-ft)
2 Oil gallery plug: 22 N·m (2.2 kgf-m, 16.0 lb-ft)
3 Oil gallery plug: 15 N·m (1.5 kgf-m, 11.0 lb-ft)
4 Oil gallery plug: 35 N·m (3.5 kgf-m, 25.5 lb-ft)
5 Water jacket plug: 9.5 N·m (0.95 kgf-m, 6.9 lb-ft)
6 Water jacket plug: 9.5 N·m (0.95 kgf-m, 6.9 lb-ft)

Use new gasket or O-ring for each plug.
ENGINE 3-61