Suzuki Boulevard M50 User Manual

7-14 COOLING AND LUBRICATION SYSTEM
WATER PUMP
REMOVAL AND DISASSEMBLY
• Drain the engine oil. (2-11)
• Drain engine coolant. (2-17)
• Remove the water pump case. (7-12)
NOTE:
Before draining engine oil and engine coolant, inspect engine oil
and coolant leakage between the water pump and crankcase. If
engine oil is leaking, visually inspect the oil seal and O-ring. If
engine coolant is leaking, visually inspect the mechanical seal
and seal washer. (7-16)
• Turn the crankshaft and align the water pump impeller holes
with the screws.
• Remove the water pump 1.
• Remove the E-ring 2.
• Remove the pin 3 and draw out the impeller shaft 4.
• Remove the mechanical seal ring 5 and the rubber seal 6
from the impeller.
SAMPLE

Suzuki Boulevard M50 Specifications

General

Compression Ratio	9.4:1
Fuel System	Fuel injection
Ignition	Electronic ignition (transistorized)
Transmission	5-speed constant mesh
Final Drive	Shaft drive
Front Suspension	Inverted telescopic, coil spring, oil damped
Front Tire	130/90-16M/C 67H, tubeless
Rear Tire	170/80-15M/C 77H, tubeless
Ground Clearance	140 mm (5.5 in)
Seat Height	700 mm (27.6 in)
Engine Type	4-stroke, liquid-cooled, V-twin
Bore x Stroke	83.0 mm x 74.4 mm
Rear Suspension	coil spring, oil damped
Front Brakes	Single hydraulic disc
Rear Brakes	Drum
Fuel Tank Capacity	15.5 L (4.1 US gal)
Wheelbase	1, 655 mm (65.2 in)