Honda Power Products HHH25D Manuel De L'utilisateur page 66

Engine
Engine model
Engine description code
Engine type
Displacement
Bore×Stroke
Engine Net Power
(in accordance with
SAE J1349*)
Engine Max. Net Torque
(in accordance with
SAE J1349*)
Cooling system
Ignition system
Oil capacity
Fuel tank capacity
Spark plug
*: The power rating of the engine indicated in this document is the net
power output tested on a production engine for the engine model
and measured in accordance with SAE J1349 at 7,000 rpm (Engine
Net Power) and at 5,000 rpm (Engine Net Torque). Mass production
engines may vary from this value.
Actual power output for the engine installed in the final machine will
vary depending on numerous factors, including the operating speed
of the engine in application, environmental conditions, maintenance,
and other variables.
Tune up
ITEM
Spark plug gap
Valve clearance (cold)
Other specifications
Specifications are subject to change without notice.
4-stroke, overhead camshaft, 1 cylinder
25.0 cm
35.0×26.0 mm (1.38×1.02 in)
0.72 kW (1.0 PS)/7,000 rpm
1.0 N∙m (0.10 kgf∙m, 0.74 lbf∙ft)/5,000 rpm
Transistorized magneto
0.08 L (0.08 US qt, 0.07 Imp qt)
0.45 L (0.119 US gal, 0.099 Imp gal)
SPECIFICATION
0.6 – 0.7 mm
(0.024 – 0.028 in)
IN: 0.08±0.02 mm
EX: 0.11±0.02 mm
No other adjustment needed.
GX25T
GCALT
3
(1.53 cu-in)
Forced air
NGK: CMR5H
MAINTENANCE
Refer to page: 50
See your authorized
Honda dealer
63