Yamaha MX825V-EFI Service Manual page 17

Model : MX825V-EFI
Part
Crankcase, Piston
Theme
75 degree V bank angle V-twin engine
Target
Compact size engine
75 degree
#1 Cylinder
Performance for customer
Compact size engine.
Content
• Adopt 75 degree V bank design
#1 Cylinder
#2 Cylinder
17
There is arrow on the piston which
#2 Cylinder
indicates intake side.
PTO
(Exhaust)
Service Tip
• Pistons are installed with the arrow on the piston
crown pointed to the intake side of the engine
(this differs from the standard Yamaha practice, where
the arrow points to the exhaust)
Up
(Intake)