Rotax 912 Series Service Manual

BRP-Rotax
Maintenance Manual
72-00-00
page 72
May 01/2007
Effectivity 912/914 Series
Edition 1 / Rev. 0
d02622
3.11.8.2) Rocker arm with pressed sinter bushing
See Fig. 72-81.
See 72-00-00 sec. 4.
The bearing bush cannot be replaced. If the rocker arm is
worn, it must be replaced with a rocker arm with a plastic
bushing.
◆ NOTE: When doing so, check whether an oversize
rocker arm shaft is fitted.
VT05
07496
Fig. 72-82
VT07
07497
3.11.8.3) Rocker arm shaft
See Fig. 72-82.
See 72-00-00 sec. 4.
Check the surface of the rocker arm for signs of friction.
◆ NOTE: Oversize rocker arm shafts and rocker arm
bushings are available for repairing the
rocker arm bearing in the cylinder head.
Fig. 72-81

Rotax 912 Series Specifications

General

Redline	5800 rpm
TBO	2000 hours
Displacement	1211 cc
Bore	79.5 mm
Stroke	61 mm
Power Output	80 hp (59.6 kW)
Compression Ratio	9.0:1
Fuel Type	Avgas 100LL
Ignition System	Dual electronic ignition
Fuel System	Fuel Injected
Oil System	Dry sump
Engine Type	4-cylinder, horizontally opposed, 4-stroke