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
Model Honda 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 weight 127 kg (280 lbs)
Fuel tank capacity 4.0 L (1.1 US gal, 0.9 Imp. gal)
PTO Shaft type Spline type
Shaft outside diameter 20.0 mm (0.787 in)
Engine
Engine model Honda G42F
Displacement 171 cm3 (10.4 cu-in)
Bore x stroke 66 x 50 mm (2.6 in x 2.0 in in)
Max. horsepower 4.5 PS (3.31 kW) at 4,000 rpm
Max. torque 8.3 Nm (0.85 kg·m) at 3600 rpm
Carburetor Horizontal type, butterfly valve
Cooling system Forced-air
Ignition system Transistorized magneto ignition
Lubricating system Splash
Starting system Recoil starter
Stoping system Ignition primary circuit ground
Fuel used Unleaded gasoline (octane number 86 or higher)
Transmission and clutch
Transmission Three speed forward and reverse gear
Transmission mechanism Constant mesh-selective slide
Sub Transmission mechanism Belt tensioner
Main clutch Belt tensioner
Side clutch Mechanical cam type

Maintenance data

Oil system
Oil type Honda 4-stroke or an equivalent
Recommended oil SAE 10W-30 or 10W-40
Engine oil capacity 0.6 l (0.6 US gal. 0.5 Imp. gal.)
Transmission oil capacity 2.1 L (4.3 Us pt, 3.7 Imp pt)
Ignition system
Spark plug NGK: B-6HS
Spark plug gap 0.6-0.7 mm (0.024-0.028 in)

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