________________________________________________________________________________

Honda GV200 Engine

The Honda GV200 is a four-cycle L-head single cylinder vertical shaft air-cooled small gasoline engine from GV-series. A 12.1 cubic inches (0.2 L) engine has a cylinder bore of 2.64" (67 mm), piston stroke of 2.21" (56 mm), and rated power of 5 Hp (3.7 kW) at 3600 rpm. The compression ratio rating is 6.5:1. The Honda GV200 engine is equipped with a horizontal type carburetor, trochoid oil pump lubrication system, transistorized magneto ignition or CDI, and starting system with recoil starter.

General Technical Data

Engine Specifications

Engine Model ................. Honda GV200
Engine Type ................. 4-cycle L-head 1-cylinder air-cooled small gasoline
Number of Cylinders ................. Single
Displacement, cu.in (cc) ................. 12.1 (197)
Cylinder Bore, in (mm) ................. 2.64 (67.0)
Piston Stroke, in (mm) ................. 2.21 (56.0)
Rated Engine Power, hp (kW) ................. 5.0 (3.7)
Rated Engine Speed, rpm ................. 3600
Maximum Torque, Nm (ft-lbs) ................. 10.5 (7.6)
Torque Speed, rpm ................. 3000
Compression Ratio ................. 6.5:1
Lubrication System ................. Trochoid oil pump
Cooling System ................. Forced air
Ignition System ................. Transistorized magneto or CDI
Starting System ................. Recoil starter
Electrical System Rating, Volts .................. 12

Fuel System

Fuel System Type ................. Carburetor
Carburetor Type ................. Horizontal with butterfly valve
Fuel Consumption, g/HPh ................. 300
Fuel Type ................. Gasoline (86 or higher)
Fuel Tank Capacity, qts (L) ................. 1.9 (1.8)

Maintenance Data

Engine Oil

Engine Oil Type (Summer) ................. SAE 10W-30
Engine Oil Type (Winter) ................. SAE 10W
API Service Classifications ................. SG,SF/CC,CD
Oil Capacity, qts (L) ................. 0.75 (0.70)

Carburetor Adjustment

Carb Main Jet ................. #75
Float Height, in (mm) ................. 0.26-0.38 (6.7-9.7)
Pilot Screw Opening ................. 2-3/4 turns out
Low Idle Speed, rpm ................. 1700±150
High Idle Speed, rpm ................. 3850±150

Ignition System

Spark Plug Type (Magneto) ................. NGK BM6A, BMR6A
Spark Plug Type (CDI) ................. NGK BPM6A, BPMR6A
Spark Plug Gap (Magneto), in (mm) ................. 0.0236-0.0276 (0.60-0.70)
Spark Plug Gap (CDI), in (mm) ................. 0.035-0.039 (0.9-0.10)
Ignition Timing, deg ................. 20 BTDC
Spark Plug Torque, Nm (ft-lbs) ................. 20 (14.7)

Service Specifications

Cylinder Block

Cylinder Compression, psi (kPa) ................. 72 (500)
Cylinder Bore Inside Diameter (Std), in (mm) ................. 2.64 (67.00)
Cylinder Bore Inside Diameter (Wear Limit), in (mm) ................. 2.644 (67.165)
Connecting Rod Small End I.D, in (mm) .................. 0.5907-0.5913 (15.005-15.020)
Crankpin Outside Diameter (Std), in (mm) .................. 1.0223-1.0228 (25.967-25.980)
Piston Skirt Outside Diameter (Std), in (mm) ................. 2.637 (66.98)
Piston Skirt Outside Diameter (Wear Limit), in (mm) ................. 2.631 (66.80)
Top Ring Side Clearance, in (mm) .................. 0.0004-0.002 (0.01-0.05)
Middle Ring Side Clearance, in (mm) .................. 0.0004-0.002 (0.01-0.05)
Oil Ring Side Clearance, in (mm) .................. 0.0004-0.002 (0.01-0.05)
Top Ring End Gap, in (mm) .................. 0.008-0.016 (0.20-0.40)
Middle Ring End Gap, in (mm) .................. 0.008-0.016 (0.20-0.40)
Oil Ring End Gap, in (mm) .................. 0.008-0.016 (0.20-0.40)

Cylinder Head and Valves

Cylinder Head (Max Out of Flatness), in (mm) ................. 0.004 (0.10)
Intake Valve Clearance, in (mm) ................. 0.003-0.006 (0.08-0.16)
Exhaust Valve Clearance, in (mm) ................. 0.006-0.009 (0.16-0.24)
Intake Valve Stem Outside Diameter, in (mm) ................. 0.2738-0.2744 (6.955-6.970)
Exhaust Valve Stem Outside Diameter, in (mm) ................. 0.2720-0.2726 (6.910-6.925)
Intake Valve Spring Free Length, in (mm) ................. 1.44 (36.7)
Exhaust Valve Spring Free Length, in (mm) ................. 1.44 (36.7)
Intake Cam Height, in (mm) ................. 1.31-1.32 (33.4-33.6)
Exhaust Cam Height, in (mm) ................. 1.33-1.34 (33.7-33.9)

Tightening Torque Specs

Air Cleaner Case Nut, Nm (ft-lb) ................. 8-12 (5.8-8.7)
Connecting Rod Bolt, Nm (ft-lb) ................. 11-13 (8.0-9.4)
Cylinder Head Bolt, Nm (ft-lb) ................. 24-26 (17-19)
Flywheel Nut, Nm (ft-lb) ................. 70-80 (51-58)
Muffler Mounting Nut, Nm (ft-lb) ................. 13-17 (9.4-12)
Side Plate, Nm (ft-lb) ................. 8-12 (5.8-8.7)
Fan Cover, Nm (ft-lb) ................. 8-12 (5.8-8.7)
Ignition Coil Bolt, Nm (ft-lb) ................. 8-12 (5.8-8.7)
Oil Pan Bolt, Nm (ft-lb) ................. 8-12 (5.8-8.7)
Tappet Cover, Nm (ft-lb) ................. 8-12 (5.8-8.7)
Spark Plug, Nm (ft-lb) ................. 20 (14.7)

________________________________________________________________________________________

• Honda Engines Specifications
  
• Honda G150 Specs
  
• Honda GV150 Specs
  
• Honda G200 Specs
  
• Honda G300 Specs
  
• Honda G400 Specs
  
• Honda GV400 Specs
  

________________________________________________________________________________

________________________________________________________________________________________

_______________________________________________________________________________________

________________________________________________________________________________________

________________________________________________________________________________________