Yamaha ttr230 User Manual

ENGINE
ENGINE DISMOUNTING
4-12
NOTE:
Loosen the bolts ¼ turn in a cross pattern,
then, remove the bolts.
NOTE:
With the engine installed on the frame, the
magnet rotor and starting gear overhauling
is possible, removing the following parts:
• Side cover (RH)
• Seat
• Crankcase guard
MAGNET ROTOR
AND STARTING GEARS
Do not use a hammer to remove the piston
pin.
CAUTION:
NOTE:
• Before removing the piston pin lock, cover
the case using a cloth in order to prevent
the lock from falling into the case.
• Use an appropriate puller to remove the
piston pin.
16. Remove:
• Piston pin lock 1
• Piston pin 2
• Piston 3
1. Disconnect:
• Neutral switch wire 1
2. Remove:
• Case cover 2 (LH)
Piston pin puller.
90890-01304
2
1

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