PIAGGIO MP3 400 i.e. - Coupling Categories; Cylinder- Piston; Height at Which the Diameter Should be Measured; Piston Rings

HEIGHT AT WHICH THE DIAMETER SHOULD BE MEASURED
Specification Desc./Quantity
A 43.2 mm
B 43 mm
CYLINDER- PISTON
Specification Desc./Quantity
Cylinder diameter C 85.8 - +0.018 -0.01 mm
Piston Ø P 85.768 ± 0.014 mm
CYLINDER - PISTON
COUPLING CATEGORIES
Name Initials Cylinder Piston Play on fitting
Cylinder- Piston A 85.790÷85.797 85.754÷85.761 0.029÷0.043
Cylinder- Piston B 85.797÷85.804 85.761 ÷ 85.768 0.029÷0.043
Cylinder- Piston C 85.804÷85.811 85.768÷85.775 0.029÷0.043
Cylinder- Piston D 85.811÷85.818 85.775÷85.782 0.029÷0.043
CATEGORIES OF COUPLING
N.B.
THE PISTON MUST BE INSTALLED WITH THE ARROW FACING TOWARDS THE EXHAUST SIDE,
THE PISTON RINGS MUST BE INSTALLED WITH THE WORD «TOP» OR THE STAMPED MARK
FACING UPWARDS.
Piston rings
*Fit rings «2» and «3» with the word «TOP» facing upwards.
** Position the openings in the rings as shown here.
***Value «A» of sealing ring inside the cylinder.
Characteristics MP3 400 i.e.
CHAR - 10