PIAGGIO MSS Fly 50 4T User Manual

Crankcase - crankshaft - connecting rod
END PLAY BETWEEN DRIVING SHAFT AND CONNECTING ROD
Name
Description Dimensions Initials Quantity
Half-shaft, transmission
side
14 +0 -0.005 A
Flywheel-side half-shaft 16 +0 -0.005 B
Connecting rod 14.8 +0.05 -0 C
Spacer tool 45.00 / Fits and clearan-
ces D = 0.15 ÷ 0.30
E
Slot packing system
N.B.
MEASUREMENT "A" TO BE TAKEN IS A VALUE OF PISTON RE-ENTRY, IT INDICATES BY HOW
MUCH THE PLANE FORMED BY THE PISTON CROWN FALLS BELOW THE PLANE FORMED BY
THE TOP OF THE CYLINDER. THE FURTHER THE PISTON GETS INSIDE THE CYLINDER, THE
THINNER THE HEAD GASKET TO BE APPLIED SHOULD BE (TO RECOVER THE COMPRESSION
RATIO) AND VICE VERSA.
Characteristic
Shimming system to control the compression ratio
CR: 11.1 ÷ 12.9
PISTON PROTRUSION CHECK
Name
Measure A Thickness
shimming_1 0.05 ÷ 0.25 0.35
shimming_2 0.25 ÷ 0.40 0.25
MSS Fly 50 4T Characteristics
CHAR - 15

PIAGGIO MSS Fly 50 4T Specifications

General

Brand	PIAGGIO
Model	MSS Fly 50 4T
Category	Scooter
Language	English