Honda F28

Honda F28 tillerThe Honda F28 tiller is equipped with small general-purpose Honda G28 engine (68 cc, 4.1 cu-in), automatic centrifugal and manual V-belt clutches, transmission with two forward speeds and reverse gear with safety lock. The engine uses oil bath type air cleaner, horizontal carburetor with butterfly valve and recoil starter.

The G28 is a single-cylinder air-cooled 4-stroke internal combustion with 49.0 mm (1.93 in) cylinder bore and 35.5 mm (1.40 in) piston stroke. Compression ratio rating is 8.0:1.

The engine produced up to 3.0 HP (2.23 kW) at 6,000 rpm of maximum output power and 3.84 Nm (0.39 kg·m, 2.83 ft·lb) at 4,000 rpm of torque.

General information

General specifications
ModelHonda F28
Dimensions (L x W x H):1422 x 584 x 889 mm (56 x 23 x 35 in)
Dry weight (without tines)36.9 kg (81.5 lbs)
Shaft width: Min: 330 mm (13 in) – one tine each side
Max: 914 mm (36 in) – three tines each side
Fuel tank capacity
Engine modelHonda G28
Displacement67 cm3 (4.09 cu-in)
Bore x stroke49 x 35.5 mm (1.93 x 1.40 in.)
Max. horsepower3.0 HP (2.23 kW) at 6,000 rpm
Max. torque3.84 Nm (0.39 kg·m, 2.83 ft·lb) at 4,000 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)
Fuel tank capacity2.5 L (0.65 US gal) – 3.3 Hours operation
Transmission and clutch
TransmissionTwo speed forward with V-belt adjustment; reverse gear with safety lock
ClutchAutomatic centrifugal and manual V-belt
P.T.O. shaft19 mm x 4 mm (0.7480 in x 0.1574 in), flat keyway

Maintenance data

Oil system
Oil typeHonda 4-stroke or an equivalent
Recommended oilSAE 10W-30 or 10W-40
Engine oil capacity0.7 L (0.78 qt)
Transmission oil capacity0.98 L (1.0 qt)
Ignition system
Spark plugNGK: C-6HB
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.


  1. hi I’m after parts for my Honda f28 with g28 engine it’s not get dark to start it any help would be good thanks as it’s was my mums and never wsnt to get rid of it ….it has been a great tiller and want to keep it going ….

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