Honda H4013

Honda H4013The Honda H4013 is a lawn tractor with the Honda GXV390 vertical general-purpose engine (389 cc, 23.7 cu-in) and 965 mm (38 in.) belt-driven mower deck. The mower deck is adjustable for cutting heights between 25 mm (1 in.) and 96 mm (4 in). The Honda H4013 lawn tractor was produced from 1990 to 1991.

The Honda GXV390 is an air-cooled single-cylinder four-stroke gasoline engine with a vertical PTO shaft. It has an 88.0 mm (3.46 in) of the cylinder bore and 64.0 mm (2.5 in) of the piston stroke. The compression ratio rating is 7.7:1. The Honda GXV390 motor produces 13.0 HP (9.7 kW) at 3,600 rpm and 28.0 Nm (2.8 kg·m, 20.3 ft·lb) of torque at 2,500 rpm.

The Honda H4013 uses constant mesh transmission with key slide shift type. The transmission has five forward gears with travel speed from 1.7 km/h to 7.6 km/h (1.1 mph to 4.7 mph), neutral gear and single reverse gear 3.6 km/h (2.2 mph).

General information

General Specifications
Model Honda H4013
Length 1,815 mm (71.5 in)
Width 1,270 mm (50.0 in)
Height 1,050 mm (41.3 in)
Wheel base 1,190 mm (46.9 in.)
Dry weight (without tines) 246.0 kg (542.0 lbs)
Engine
Engine model Honda GXV390
Displacement 389 cm3 (23.7 cu-in)
Bore x stroke 88.0 X 64.0 mm (3.46 x 2.5 in)
Max. horsepower 13.0 HP (9.7 kW) at 3600 rpm
Max. torque 28.0 Nm (2.8 kg·m, 20.3 ft·lb) at 2,500 rpm
Carburetor Horizontal type, butterfly valve
Cooling system Forced-air
Ignition system Transistorized magneto ignition
Lubricating system Pressure and splash
Starting system Electric starter
Stoping system Ignition primary circuit ground
Fuel used Unleaded gasoline (octane number 86 or higher)
Fuel tank capacity 9.0 l (2.38 US gal. 1.98 Imp. gal)
Transmission
Gear type Constant mesh, key slide shift type
Gear selections Five forward, one reverse
Groung speeds First: 1.7 km/h (1.1 mph)
Second: 3.4 km/h (2.1 mph)
Third: 5.1 km/h (3.2 mph)
Fourth: 6.4 km/h (4.0 mph)
Fifth: 7.6 km/h (4.7 mph)
Reverse: 3.6 km/h (2.2 mph)
Wheels and tires
Front tires size 15×6.0-6
Front tires pressure 98 kPa (1.0 kg/cm2, 14 psi)
Rear tires size 20.5×8.5-10
Rear tires pressure 78 kPa (0.8 kg/cm2, 11 psi)
Mower Deck
Deck size 965 mm (38 in.)
Height range 25-96 mm (1-4 in.)

Maintenance data

Engine
Maximum speed 3,300 ± 150 rpm
Idle speed 1,750 ± 150 rpm
Cylinder compression 5.0-8.5 kg/cm2 (71-151 psi) at 600 rpm
Valve clearance
Intake valve 0.10 ± 0.02 (0.004 ± 0.001)
Exhaust valve 0.15 ± 0.02 (0.006 ± 0.001)
Carburetor
Main jet #95
Float height 11.9-14.5 mm (0.47-0.57 in)
Pilot screw opening 2-1/2 turns out
Oil system
Oil type Honda 4-stroke or an equivalent (SF or SG)
Recommended oil SAE 10W-30
Oil capacity 1.1 L (1.2 US gal, 1.0 lmp qt)
Ignition system
Ignition timing 20 ° B.T.D.C (Fixed)
Spark plug NGK: BPR5ES
NIPPONDENSO: W16EPR-U
Spark plug gap 0.7-0.8 mm (0.028-0.031 in)
Primary ignition coil resistance 0.7-0.9 Ω
Secondary ignition coil resistance 6.3-7.7 kΩ
Ignition coil air gap 0.4 ± 0.2 (0.016 ± 0.008)
Starter motor
Brush length 7.2 mm (0.28 in) limit: 3.5 mm (0.14 in)
Mica depth 1.0 mm (0.04 in) limit: 0.2 mm (0.01 in)
Blade bolt tightening torque
Blade bolt 60.0 Nm; 6.0 kg·m; 43.4 ft·lb

Attachments

Honda 38″ mid-mount mower deck
Cutting width 960 mm (38 in)

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