Honda GV200

Honda GV200The Honda GV200 is a 197 cc, (12.0 cu·in) natural aspirated single-cylinder four-stroke air-cooled internal combustion small gasoline engine with a vertical shaft, manufactured by Honda Motor Company for general-purpose applications.

It has a 67.0 mm (2.64 in) cylinder bore and a 56.0 mm (2.2 in) piston stroke. The compression ratio rating is 6.5:1.

The Honda GV200 engine produced 5.0 PS (3.7 kW; 5.0 HP) at 3600 rpm of maximum output power and 10.5 N·m (1.1 kg·m, 7.7 ft·lb) at 3,000 rpm of peak torque.

The Honda GV200 features:

  • L-head design
  • Transistorized magneto or CDI ignition system
  • Horizontal type carburetor with butterfly valve
  • Centrifugal governor
  • Forced air cooling system
  • Recoil starter

General information

Engine Specifications
Engine model GV200
Engine type 4-stroke, L-head, single-cylinder
Displacement 197 cm3, (12.0 cu·in)
Max. horsepower 5.0 PS (3.7 kW; 5.0 HP) at 3600 rpm
Max. torque 10.5 N·m (1.1 kg·m, 7.7 ft·lb) at 3,000 rpm
Cooling system Forced air
Air cleaner
Lubricating system Trochoid oil pump
Ignition system Transistorized magneto or CDI
Fuel system Horizontal type carburetor with butterfly valve
Fuel consumption 300 g/HPh
Fuel tank capacity 1.8 L (0.48 US. gal. 0.4 Imp. gal.)
Fuel used Unleaded gasoline (octane number 86 or higher)
Starting system Recoil starter
Stoping system Ignition primary circuit ground
Governor Centrifugal governor
PTO shaft rotation Counterclockwise (from PTO shaft side)
Dimensions (L x W X H)
Dry weight

Cylinder Block and Head

Cylinder block
Compression ratio: 6.5:1
Cylinder bore: 67.0 mm (2.64 in)
Piston stroke: 56.0 mm (2.2 in)
Cylinder internal diameter (standard): 67.000 mm (2.6378 in)
Piston skirt outer diameter (standard): 66.980 mm (2.637 in)
Number of piston rings (compression / oil): 2/1
Connecting rod small end diameter (standard): 15.005-15.020 mm (0.5907-0.5913 in)
Side clearance (Top): 0.010-0.050 mm (0.0004-0.002 in)
Side clearance (Second): 0.010-0.050 mm (0.0004-0.002 in)
Side clearance (Oil): 0.010-0.050 mm (0.0004-0.002 in)
Ring end gap (Top): 0.200-0.400 mm (0.0079-0.0157 in)
Ring end gap (Second): 0.200-0.400 mm (0.0079-0.0157 in)
Ring end gap (Oil): 0.200-0.400 mm (0.0079-0.0157 in)
Crankpin journal diameter: 25.967-25.980 mm (1.0223-1.0228 in)
Crankshaft center distance: 28 mm (1.1 in)
Cylinder head
Valve arrangement: L-head
Valves: 2
Valve steam diameter (INTAKE): 6.955-6.970 mm (0.2738-0.2744 in)
Valve steam diameter (EXHAUST): 6.910-6.925 mm (0.272-0.2726 in)
Valve spring free length (INTAKE): 36.700 mm (1.4449 in)
Valve spring free length (EXHAUST): 36.700 mm (1.4449 in)
Camshaft lobe height (INTAKE): 33.400-33.600 mm (1.315-1.3228 in)
Camshaft lobe height (EXHAUST): 33.700-33.900 mm (1.3268-1.3346 in)

Tightening torque specs

Tightening torque specs
Cylinder head (8 mm bolt) 24-26 Nm; 2.4-2.6 kg·m; 17-19 ft·lb
Oil drain (12 mm bolt) 20 Nm; 2.0 kg·m; 14 ft·lb
Connecting rod lower cap (7 mm bolt) 11-13 Nm; 1.1-1.3 kg·m; 8.0-9.4 ft·lb
Flywheel (14 mm nut) 70-80 Nm; 7.8-8.0 kg·m; 51-58 ft·lb
Muffler 13-17 Nm; 1.3-1.7 kg·m; 9.4-12 ft·lb
Tappet cover 8-12 Nm; 0.8-1.2 kg·m; 5.8-8.7 ft·lb
Breather cover 8-12 Nm; 0.8-1.2 kg·m; 5.8-8.7 ft·lb
Oil pump cover 8-12 Nm; 0.8-1.2 kg·m; 5.8-8.7 ft·lb
Oil pan 8-12 Nm; 0.8-1.2 kg·m; 5.8-8.7 ft·lb
Ignition coil (6 mm) 8-12 Nm; 0.8-1.2 kg·m; 5.8-8.7 ft·lb
CDI unit stay 8-12 Nm; 0.8-1.2 kg·m; 5.8-8.7 ft·lb
Fan cover 8-12 Nm; 0.8-1.2 kg·m; 5.8-8.7 ft·lb
Intake manifold 8-12 Nm; 0.8-1.2 kg·m; 5.8-8.7 ft·lb
Air cleaner case 8-12 Nm; 0.8-1.2 kg·m; 5.8-8.7 ft·lb
Fuel tank stay 8-12 Nm; 0.8-1.2 kg·m; 5.8-8.7 ft·lb
Others
5 mm bolts, nuts 4-7 Nm; 0.4-0.7 kg·m; 2.9-5.1 ft·lb
6 mm bolts, nuts 8-12 Nm; 0.8-1.2 kg·m; 5.8-8.7 ft·lb
8 mm bolts, nuts 20-28 Nm; 2.0-2.8 kg·m; 14.5-20.3 ft·lb
10 mm bolts, nuts 35-40 Nm; 3.5-4.0 kg·m; 25-29 ft·lb

Service Data

Idle speed: 1700 ± 150 rpm
Cylinder compression: 5.0 kg/cm2 at 700 rpm
Valve clearance
Intake valve clearance: 0.08-0.16 mm (0.0031-0.0063 in)
Exhaust valve clearance: 0.16-0.24 mm (0.0063-0.0094 in)
Oil system
Lubrication system: Trochoid oil pump
Oil type: Honda 4-stroke or an equivalent (SG.SF/CC.CD)
Recommended oil: SAE 10W-30
Oil capacity: 0.7 L (0.74 US. qt, 0.62 Imp. qt.)
Fuel system
Type: Horizontal type carburetor with butterfly valve
Main jet: #75
Float height: 6.7-9.7 mm mm (0.2638 in)
Pilot screw opening: 1-3/4 turns out
Ignition system
Type: Transistorized magneto or CDI
Ignition timing: 20° B.T.D.C (Fixed)
Spark plug: Flywheel magneto type: NGK: BM6A, BMR6A
CDI: NGK: BPM6A, BPMR6A
Spark plug gap: Flywheel magneto type: 0.6-0.7 mm (0.024-0.028 in)
CDI: 0.9-1.0 mm (0.035-0.039 in)

Be the first to comment

Leave a Reply

Your email address will not be published.


*