The Honda GX110 is a 0.11 l (107 cc) single-cylinder air-cooled 4-stroke internal combustion small gasoline engine manufactured by Honda Motor Company since 1983 for general-purpose applications.
This engine has an OHV design for increased efficiency and optimal power transfer, sophisticated air intake system, large capacity, multi-chamber exhaust system, heavy-duty recoil starter.
A 57.0 mm (2.24 in) cylinder bore and 42.0 mm (1.65 in) piston stroke give the engine a total of 107 cc of displacement. It produces 2.6 kW (3.5 PS) of horsepower at 4,000 rpm and 6.68 N·m (0.7 kg·m, 5.2 ft·lb) of torque at 2800 rpm with 8.7:1 compression ratio.
|Type||4-stroke, OHV, single cylinder, inclined by 25°|
|Displacement||107 cm 3 (6.5 cu-in)|
|Max. horsepower||3.5 PS (2.6 kW) at 4,000 rpm|
|Max. torque (crank PTO)||6.68 N·m (0.7 kg·m, 5.2 ft·lb) at 2800 rpm|
|Carburetor||Horizontal type, butterfly valve|
|Ignition system||Transistorized magneto ignition|
|Starting system||Recoil starter|
|Stoping system||Ignition primary circuit ground|
|Fuel used||Unleaded gasoline (octane number 86 or higher)|
|Fuel tank capacity||2.5 L (0.66 US Gal, 0.55 Imp Gal.)|
|Fuel consumption||230 g/HPh|
|PTO shaft rotation||Counterclockwise (from PTO shaft side)|
Dimensions and Weight
|GX110 “Q” TYPE-CYCLONE AIR CLEANER|
|Length, mm (in)||320 (12.6)|
|Width, mm (in)||345 (13.6)|
|Height, mm (in)||320 (12.6)|
|Dry weight, kg (lb)||12.0 (25.6)|
Cylinder Block and Head
The Honda GX110 has cast iron cylinder sleeve, ball bearing supported crankshaft, improved piston design, heavy-duty balancer shaft.
|Bore x Stroke||57 mm X 42 mm (2.24 x 1.65 in)|
|Sleeve internal diameter||57.00 mm (2.04 in)|
|Piston skirt outer diameter||56.985 mm (2.2435 in)|
|Number of piston rings (compression / oil):||2 / 1|
|Warpage (limit)||0.10 mm (0.004 in)|
|Maximum speed||4000 ± 150 rpm|
|Idle speed||1400 ± 150 rpm|
|Cylinder compression||6.0-8.5 kg/cm2 (85-151 psi) at 600 rpm|
|Oil type||Honda 4-stroke or an equivalent (SE or SF)|
|Recommended oil||SAE 10W-30|
|Oil capacity||0.6 P (0.63 US. qt, 0.53 Imp. qt.)|
|Spark plug||NGK: BPR6ES
|Spark plug gap||0.7-0.8 mm (0.028-0.031 in)|
- Pressure washers
- Commercial lawn and garden equipment
- Tillers / cultivators
- Construction / industrial equipment
- Agricultural equipment
- Small vehicles
- Water pumps
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What is the shaft diameter and keyway size for the crankshaft? How much shaft sticks out beyond the crankcase?
I an searching for a replacement engine.