Suzuki RM-Z450 - Engine Bottom Side; Primary Drive Gear Removal

10-3 TRANSMISSION AND CRANKSHAFT
ENGINE BOTTOM SIDE
• Remove the engine assembly. (!5-2 to -5)
NOTE:
The following parts must be removed before disassembling the
engine bottom side (crankcase).
• Disconnect the crankcase breather hose

1.
• Remove the engine top side

2 (cylinder head, cylinder and
piston). (!6-3 to -6)
• Remove the magneto cover. (!15-17)
• Remove the right crankcase cover and clutch component
parts. (!7-8, -11 and 8-3)
• Remove the kick starter idle gear and kick starter shaft
assembly. (!8-3)
• Remove the gearshift linkage and GP switch. (!9-3, -4, -8)
• Remove the oil pump No.1, No.2 and oil pump idle gear.
(!11-5, -6)
PRIMARY DRIVE GEAR REMOVAL
• Hold the crankshaft immovable with the special tool.
" 09930-44560: Rotor holder
• Remove the primary drive gear nut, washer and primary drive
gear

1.
• Remove the magneto rotor and key. (!15-17, -18)
• Remove the cam chain guide retainer, cam chain and cam
chain tensioner. (!6-32)
CAUTION
The primary drive gear nut has left-hand threads.