Gx240 - Honda GX240RT2 Service And Repair Manual

ENGINE SPECIFICATIONS

GX240

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 rated
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
Reduction case oil capacity (1/2 reduction
with clutch)
Clutch Type
(1/2 reduction with
Engagement start
clutch)
Lock
*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 produc-
tion 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.
*2: Base type includes a balancer, dual type air cleaner, and standard type muffler.
gx240ut2_gx270ut2_gx340ut2_gx390ut2
GX240R2
GCBPK
4 stroke, overhead valve, single cylinder, inclined by 25°
5.9 kW (7.9 HP) / 3,600 min-1 (rpm)*2
18.3 N·m (1.86 kgf·m, 13.4 lbf·ft) / 2,500 min-1 (rpm)
2.2 Liters (0.58 US gal, 0.48 Imp gal) / h
C.D.I.(Capacitor Discharge Ignition) type magneto ignition
BPR6ES (NGK) / W20EPR-U (DENSO)
SAE 10W-30 API service classification SJ or later
Dual element type, Cyclone type, Oil bath type, Low profile type
Unleaded gasoline with a pump octane rating 86 or higher
GX240RT2 GX240U2
GCBJT GCBPK
270 cm3 (16.5 cu–in)
77.0 x 58.0 mm (3.0 x 2.3 in)
4.6 kW (6.1 HP) / 3,600 min-1 (rpm)
8.5: 1
B.T.D.C. 10° / 1,400min-1 (rpm)
B.T.D.C. 10°- 20°
Forced splash
1.1 Liters (1.16 US qt, 0.97 Imp qt)
Forced air
Recoil, Recoil and Starter motor
Ignition exciter coil circuit open
Horizontal type, butterfly valve
Mechanical centrifugal
Reed valve type
0.3 Liters (0.32 US qt, 0.26 Imp qt)
Centrifugal
1,800 min-1 (rpm)
2,200 min-1 (rpm)
SPECIFICATIONS
GX240UT2
GCBJT