Maintenance - Honda GX390RT2 Shop Manual

62Z5F000.book 5 ページ ２０１０年３月２３日 火曜日 午後３時３１分
ENGINE SPECIFICATIONS
Model
Description code
Type
Displacement
Bore x stroke
Net power (SAE J1349)*1
Continuous rated power
Maximum net torque (SAE J1349)*1
Compression ratio
Fuel consumption (at continuous rat-
ed power)
Ignition system
Ignition timing
Spark advancer performance
Spark plug
Lubrication system
Oil capacity
Recommended oil
Cooling system
Starting system
Stopping system
Carburetor
Air cleaner
Governor
Breather system
Fuel used
*1: 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 3,600 rpm (net power) and at 2,500 rpm (max 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.
GX390RT2 GX390T2
GCBCT GCBDT
4 stroke, overhead valve, single cylinder, inclined by 25°
389 cm 3 (23.7 cu–in)
88.0 x 64.0 mm (3.5 x 2.5 in)
8.7 kW (11.7 HP) / 3,600 min
7.0 kW (9.4 HP) / 3,600 min
26.5 N·m (2.7 kgf·m, 19.5 lbf·ft) / 2,500 min
8.2 ± 0.2: 1
3.5 Liters (0.92 US gal, 0.77 Imp gal) / h
C.D.I.(Capacitor Discharge Ignition) type magneto ignition
B.T.D.C. 10° / 1,400min
B.T.D.C. 10°- 22°
BPR6ES (NGK) / W20EPR-U (DENSO)
Forced splash
1.1 Liters (1.16 US qt, 0.97 Imp qt)
SAE 10W-30 API service classification SE or later
Forced air
Recoil, Recoil and Starter motor
Ignition exciter coil circuit open
Horizontal type, butterfly valve
Dual element type, Cyclone type, Oil bath type, Low profile type
Mechanical centrifugal
Reed valve type
Unleaded gasoline with a pump octane rating 86 or higher
SPECIFICATIONS
GX390UT2
GCBCT
-1 (rpm)
-1 (rpm)
-1 (rpm)
-1 (rpm)
1-5