KTM 300 EXC TPI 2019 Repair Manual

18 ENGINE
264
18.6.20 Installing the piston
D04433-10
(All 250 models)
– Oil the upper conrod bearing and position it in the con-
necting rod.
– Position the piston.
Piston marking
1
must face the exhaust side.
D04435-10
– Cover the engine case opening with a cloth.
–
Slide piston pin
2
into the connecting rod by hand.
D04434-10
(All 300 models)
– Oil the upper conrod bearing and position it in the con-
necting rod.
– Position the piston.
Piston marking
1
must face the exhaust side.
D04436-10
– Cover the engine case opening with a cloth.
–
Slide piston pin
2
into the connecting rod by hand.
302973-10
– Position the piston ring locks in the 6 o'clock or 12 o'clock
position.
– Ensure that the piston ring lock is in the correct position on
both sides.
– Remove the cloth.

KTM 300 EXC TPI 2019 Specifications

General

Displacement	293.2 cm³
Bore x Stroke	72 mm x 72 mm
Starter	Electric starter
Transmission	6-speed
Cooling	Liquid cooled
Rear Suspension	WP XPLOR PDS shock absorber
Seat Height	960 mm
Ground Clearance	370 mm
Fuel Tank Capacity	9.5 liters
Engine Type	2-stroke
Fuel System	Transfer Port Injection (TPI)
Frame	Central double-cradle type 25CrMo4 steel
Front Suspension	WP Xplor 48
Front Brake	Disc brake
Rear Brake	Disc brake 220 mm