Engine Components, Engine Views, Cylinder Designation; Side View - Rotax 912 Series Installation Manual

1) Engine components, engine views, cylinder designation

See
General note
PTO power take off side
MS magneto side
A points of attachment (for engine transport) - centre of gravity
P zero reference point for all dimensions
NOTE:
x, y, z axes for system of coordinates
Cyl. 1 Cylinder 1
Cyl. 2 Cylinder 2

Side view

Effectivity: 912 Series
Edition 2/Rev. 0
BRP-Powertrain
INSTALLATION MANUAL
Fig. 2.
Allow ± 1 mm on all stated dimensions as manufacturing
tolerance.
Cyl. 3 Cylinder 3
Cyl. 4 Cylinder 4
2
+z
1
P
+x
AS
PTO
-z
Part
1 Propeller flange
2 Propeller gear
3 Vacuum pump or hydraulic governor for con-
stant speed propeller
4 Constant depression carb
5 Ignition cover
3
A
+z1
+x1 -x1
-z1
8
Function
4
-x
MS
5
6
7
72-00-00
page 3
August 01/2012