BRP-Rotax
INSTALLATION MANUAL
ENGINE INSTALLATION WITH
ENGINE BRACKETS
Tools required:
• Allen key 8mm
• Allen key 5 mm
• Allen key 4 mm
• Torque wrench
See Figure: Tightening sequence and Engine
brackets.
The engine has to be fixed to the chassis by means
of 2 engine brackets (pos. 1). Due to different distan-
ces of the 2 main rails of various chassis brands, the
engine bracket is not included in the scope of supply.
Figure 2.3: Engine brackets
FIGURE SIMILAR
NOTE
The 125 MAX DD2 engine can only be mounted
on specially prepared chassis for this engine
type.
m WARNING
Non-compliance can result in serious injuries
or death!
For engine attachment to the chassis, please fol-
low the instruction of the chassis manufacturer.
Step
Procedure
1
Slide the engine onto the rear axle and
align the rear axle and the engine by
measuring the distance between the
front and the rear axle
2 After engine alignment, tighten the 4
Allen screws M8 x 25 to fix the upper
engine bracket to the engine with 28
Nm (20.65 ft. lb). Fix and tighten the
lower engine bracket to the upper
bracket with 4 Allen screws M8 x 30
with 22 Nm (16.22 ft. lb). Secure the
Allen screws with LOCTITE 243
blue.
NOTE
The minimum screw in length of the screws fix-
ing the engine brackets onto the crankcase is
16 mm to 20 mm (0.6 - 0.95 in.).
Step
Procedure
3
Slide the overload clutch, thrust wash-
er and clamp ring along the axle to the
hollow shaft and then fix to the rear
axle. Tighten the screw on the clamp-
ing ring with 10 Nm (89 in. lb).
4
Tighten the 6 Allen screws (pos. 1, Fig-
ure Tightening sequence) on the over-
load clutch with 7 - 8 Nm (62 - 71 in.
lb). Make sure that every screw is
tightened with the right tightening tor-
que, repeat procedure if necessary.
Effectivity: 125 MAX DD2 evo
1
Page 3
Edition: September 01 2019
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