Introduction
3
AC3
• 29cc’s of displacement.
• Engine covers split front and back.
•Metal sump
AC4
• 32 cc’s of displacement.
• Aluminum clutch housing.
• Extended oil fill tube that is near the carburetor.
• End mounted recoil starter.
AC5
• 25 cc’s of displacement.
• Identical to the AC4 except for the plastic clutch
housing.
Figure 1.3
Engine cover
splits front to
back
Figure 1.4
Aluminum clutch housing
oil
fill
tube
Figure 1.5
Plastic clutch
housing