Yamaha ttr230 User Manual

ENGINE
ENGINE MOUNTING AND ADJUSTMENTS
CLUTCH, OIL PUMP AND BALANCER
GEAR
2. Fold the lock washer flanges on the nuts
E
1. Install:
• Key 1
• Balancer gear 2
• Plate 3
• Lock washer 4
• Nut 5 (balancer gear)
• Special washer 6
• Key 7
• Balancer driving gear and
impact hub 8
• Special washer 9
• Primary gear 0
• Lock washer A
• Nut B (primary gear)
4-66
Nut (balancer gear)
50N.m (5.0 Kg.m; 36 ft.Ib)
Nut (primary gear):
60N.m (6.0 Kg.m; 43.5 ft.Ib)
14
13
NOTE:
• When installing the primary gear, align
the punch mark
C of the driving gear with
the punch mark
D of the balancer gear.
• Place a cloth or an aluminum plate
between the teeth of the primary and
balancer shaft gears.
• Take care not to damage the teeth of
the gears.
15

Yamaha ttr230 Specifications

General

Engine Type	223cc air-cooled SOHC 4-stroke; 2 valves
Bore x Stroke	70.0mm x 58.0mm
Compression Ratio	9.5:1
Ignition	CDI
Transmission	Constant-mesh 6-speed; multiplate wet clutch
Final Drive	Chain
Rear Suspension	Single shock; 8.7-in travel
Front Tire	80/100-21
Rear Tire	100/100-18
Length	81.3 in
Width	31.5 in
Seat Height	34.3 in
Wheelbase	54.5 in
Ground Clearance	11.6 in
Front Suspension	Telescopic fork
Rear Brake	Drum