Honda F42

Honda F42 tillerThe Honda F42 tiller is equipped with small general-purpose Honda G42F engine (171 cc, 10.4 cu-in), transmission with three forward speeds and reverse gear. The engine uses oil bath type air cleaner, horizontal carburetor with butterfly valve and recoil starter.

The Honda G42F is a single-cylinder air-cooled 4-stroke internal combustion engine with 66.0 mm (2.6 in) cylinder bore and 50.0 mm (2.0 in) piston stroke. Compression ratio rating is 6.5:1. The engine produced up to 4.5 PS at 4,000 rpm of maximum output power and 8.3 Nm (0.85 kg·m) at 3600 rpm of torque.

The Honda F42 transmission has three forward speeds and one speed for reversing. Power side clutches are built in on the wheel axle to connect and disconnect the engine power to each wheel respectively for steering. Engine power is transmitted to the driven pulley by means of the V-belt and it is then transmitted to the input shaft, countershaft, and final shaft in this order. The wheel shaft is driven by the final gear and chain.

General information

Tiller, Rotavator, Cultivator Specifications
ModelHonda F42
Dimensions (L x W x H):1520 x 800 x 1080 mm (62.2 x 31.5 x 42.5 in)
Dry weight (without tines)66.5 kg (146.6 lbs)
Curb weight127 kg (280 lbs)
Fuel tank capacity4.0 L (1.1 US gal, 0.9 Imp. gal)
PTO Shaft typeSpline type
Shaft outside diameter20.0 mm (0.787 in)
Engine modelHonda G42F
Displacement171 cm3 (10.4 cu-in)
Bore x stroke66 x 50 mm (2.6 in x 2.0 in in)
Max. horsepower4.5 PS (3.31 kW) at 4,000 rpm
Max. torque8.3 Nm (0.85 kg·m) at 3600 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
TransmissionThree speed forward and reverse gear
Transmission mechanismConstant mesh-selective slide
Sub Transmission mechanismBelt tensioner
Main clutchBelt tensioner
Side clutchMechanical cam type

Maintenance data

Oil system
Oil typeHonda 4-stroke or an equivalent
Recommended oilSAE 10W-30 or 10W-40
Engine oil capacity0.6 l (0.6 US gal. 0.5 Imp. gal.)
Transmission oil capacity2.1 L (4.3 Us pt, 3.7 Imp pt)
Ignition system
Spark plugNGK: B-6HS
Spark plug gap0.6-0.7 mm (0.024-0.028 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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