Drive Pulley Assembly - Arctic Cat Cougar Service Manual

DRIVE SYSTEM
ley. These changes in pulley diameter adjust to
correspond with the prevailing load and speed
conditions (Figure 2).
The shift sequence is determined by a combi-
nation of engine torque and engine rpm. When
track resistance, or load, increases, such as when
going up a hill, the pulleys change the reduction
ratio. Engine rpm will remain nearly the same
but the vehicle's speed drops. When track resis-
CD
V-belt
Drive pulley
0
Low speed
Drive pulley
325
tance decreases, the pulleys automatically shift
toward a higher ratio. The engine rpm remains
the same, but the vehicle's speed will increase.
DRIVE PULLEY ASSEMBLY
Major components of the drive pulley assem-
bly are the sliding pulley half (sheave), fixed
Driven pulley
High speed
Driven pulley