Honda Metropolitan CHF50 User Manual

CRANKCASE SEPARATION
Remove the engine from the frame (page 7-5).
Remove the following:
- Cylinder head/cam chain (page 8-10)
- Oil pump (page 4-4)
- Drive pulley (page 9-9)
Remove the four bolts and centerstand from the
crankcase.
Remove the four bolts and belt case.
Remove the rubber seal.
CRANKSHAFT/PISTON/CYLINDER
RUBBER SEAL
Remove the drain bolt and sealing washer.
Loosen the crankcase bolts in a crisscross pattern in
two or three steps.
Remove the crankcase bolts.
Be careful not to Place the upper crankcase facing down and sepa-
damage the crank- rate the upper and lower crankcase halves.
case mating sur-
face.
Remove the dowel pins and oil seal.
Clean any sealant from the crankcase mating sur- DOWEL PINS
face.
OIL SEAL
CRANKSHAFT/PISTON
CRANKSHAFT REMOVAL
Separate the upper and lower crankcase halves.
Remove the crankshaft and piston form the upper
crankcase.
Remove the set rings.
12-5

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