Honda F300D

Honda F300DThe Honda F300D tiller is equipped with small general-purpose Honda GX80 engine (79.7 cc, 4.88 cu-in) and automatic transmission and a belt tension clutch. The engine uses transistorized magneto ignition, horizontal type carburetor, and recoil starter.

The Honda GX80 is a single-cylinder air-cooled 4-stroke internal combustion engine. The GX80 engine a compression ratio rating is 9.0:1, cylinder bore and the piston stroke are 46.0 mm (1.81 in) and 48.0 mm (1.89 in), respectively. This engine uses transistorized magneto ignition, horizontal type carburetor with butterfly valve, and recoil starter.

The GX80 engine produces 2.0 PS (1.5 kW; 2.0 HP) at 3,600 rpm of horsepower and 4.5 N·m (0.5 kg·m, 3.3 ft·lb) at 2,500 rpm of torque.

General information

Tiller, Rotavator, Cultivator Specifications
ModelHonda F300D
Dimensions (L x W x H):1,320 x 550 x 945 mm (52.0 x 21.7 x 37.2 in)
Dry weight (without tines)38.0 kg (83.8 lbs)
Max handle height
Fuel tank capacity1.4 liters (1.48 US.qts, 1.23 Imp. qts)
Engine modelHonda GX80
Displacement79.7 cm3 (4.88 cu-in)
Bore x stroke46.0 x 48.0 mm (1.81 x 1.89 in)
Max. horsepower2.0 PS (1.5 kW; 2.0 HP) at 3,600 rpm
Max. torque4.5 N·m (0.5 kg·m, 3.3 ft·lb) at 2,500 rpm
CarburetorHorizontal type, butterfly valve
Cooling systemForced-air
Ignition systemTransistorized magneto ignition
Lubricating systemSplash
Starting systemRecoil starter
Stoping systemIgnition primary circuit ground
Fuel usedUnleaded gasoline (octane number 86 or higher)
Transmission and clutch
Engine to transmissionV-belt
ClutchBelt tension type
Transmission oil capacity1.0 liters (1.05 US.qts, 0.9 Imp. qts)

Service Data

Valve clearance
Intake valve clearance (COLD):0.10±0.02 mm (0.004±0.001 in)
Exhaust valve clearance (COLD):0.15±0.02 mm (0.006±0.001 in)
Oil system
Lubrication system:Splash type
Oil type:SF or higher
Recommended oil:SAE 10W-30
Oil capacity:0.36 L (0.38 US. qt, 0.32 Imp. qt.)
Ignition system
Type:Transistorized magneto ignition
Spark plug:NGK C4HSB
Spark plug gap:0.7-0.8 mm (0.0276-0.0315 in)
Author: Sergei Wers
About: Co-founder and CEO of a multi-brand auto repair shop (engine repair, chassis repair, body repair and painting) for over 15 years. I have been developing internet sites with technical specifications for more than seven years.

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We try to use official documentation and verify the published data, but errors may occur. In addition, specifications of machinery and equipment may vary depending on markets and modifications. We do not recommend the use of this data for spare parts or repairs. Use official service manuals or parts catalogs for your product.

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