Engine Characteristic - Auxiliary Spring (All 250/300 Models); Engine Characteristic - Setting The Auxiliary Spring (All 250/300 Models) - KTM 125 SX EU Owner's Manual

16 TUNING THE ENGINE
16.10

Engine characteristic - auxiliary spring (All 250/300 models)

16.11 Engine characteristic - setting the auxiliary spring
Warning
Danger of burns Some vehicle components become very hot when the vehicle is operated.
–
Do not touch hot components such as exhaust system, radiator, engine, shock absorber, and the brake system. Allow these
components to cool down before starting work on them.
–
Clean gear teeth
–
Mount the shift lever on the shift shaft in the required position and engage the
gearing.
Info
The range of adjustment is limited.
The shift lever must not come into contact with any other vehicle compo-
nents during the shift procedure.
–
Mount and tighten the screw.
B00066-10
Guideline
Screw, shift lever
The auxiliary spring is located on the right side of the engine below the water pump
cover.
Possible states
Auxiliary spring with yellow marking – Auxiliary spring mounted at the factory with
•
medium tuning (standard) for good rideability.
Auxiliary spring with green marking – Auxiliary spring contained in the separate
•
enclosure for softer performance.
Auxiliary spring with red marking – Auxiliary spring contained in the separate
•
enclosure for more aggressive performance.
B00056-10
The engine characteristic can be influenced by different spring strengths of the auxil-
iary spring .
1
Preparatory work
–
Tilt the motorcycle approx. 45º to the left and secure it to prevent it from falling.
Main work
–
Remove screws
B00057-10
–
Take cap
clutch cover.
–
Pull both springs off of the spring insert.
B00056-11
of the shift lever and shift shaft.
A
M6
(All 250/300 models)
x
.
1
, adjusting spring , auxiliary spring
2 3
14 Nm Loctite ® 243™
(10.3 lbf ft)
, and spring insert out of the
4 5
89