Honda Metropolitan CHF50 User Manual

CYLINDER HEAD/VALVES
Remove the gasket and dowel pins.
After '05 model: Remove the intake manifold plate and gasket (page
5-9).
Remove the O-ring from the intake manifold
groove.
O-RING
CYLINDER HEAD DISASSEMBLY
Remove the spark plug and ECT sensor from the
cylinder head.
GASKET
SPARK PLUG
ECTSENSOR
To prevent loss of Remove the valve spring cotters using the valve
tension, do not spring compressor.
compress the valve
springs more than TOOL:
necessary to Valve spring compressor 07757-0010000
remove the cotters. Valve spring compressor
attachment 07GME-KT70200
COTTER
ATTACHMENT
VALVE SPRING
COMPRESSOR
Mark all parts Remove the valve spring compressor, then remove
during disassembly the following:
retainers
va
,
v e springs
sprjng seats
valves
stem seals
placed back,n then
original locations.
VALVE
SPRING
RETAINER
SPRING SEAT
STEM SEAL
Avoid damaging the
mating and valve
seat surfaces.
8-11

Honda Metropolitan CHF50 Specifications

General

Engine Type	49cc liquid-cooled single-cylinder four-stroke
Ignition	CDI
Transmission	Automatic V-Matic belt drive
Rear Suspension	Single shock
Front Brake	Drum
Rear Brake	Drum
Front Tire	80/100-10
Rear Tire	80/100-10
Seat Height	28.3 inches
Fuel Capacity	1.3 gallons
Bore x Stroke	37.8mm x 44.0mm
Compression Ratio	12.0:1
Starter	Electric
Curb Weight	179 pounds