Owner's Manuals You are now leaving the Honda Powersports web site and entering an independent site. American Honda Motor Co. Is not responsible for the content presented by any independent website, including advertising claims, special offers, illustrations, names or endorsements. Honda GV100 K1 K2 Engine Complete Workshop Service Repair Manual Thanks for taking the time to look at this Complete Service Repair Workshop Manual. This Downloadable Manual covers every Service & Repair Procedure you will need. DESCRIPTION: You can now save yourself BIG money by doing your own repairs! Free Online Service and Repair Manuals for All Models. CR-Z L4-1.5L Hybrid (2011) Fit L4-1.5L (2008) Ridgeline V6-3.5L (2006) Accord. L4-1751cc 1800 EK1 (1982) V6-3.5L (2010).

The Honda GV100 is a 97 cc, (5.92 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.

This engine produced 2.6 PS (1.9 kW; 2.5 HP) at 4,200 rpm of horsepower and 4.3 N·m (0.4 kg·m, 3.2 ft·lb) at 3,000 rpm of torque. A 52.0 mm (2.05 in) cylinder bore and 46.0 mm (1.81 in) piston stroke give the GV100 engine a total of 97 cc (5.92 cu·in) of displacement. The compression ratio rating is 5.6:1.

The Honda GV100 features:

Transistorized magneto ignition system
Horizontal carburetor with butterfly valve
Splash type lubrication system
Forced air cooling system
Recoil starter

General information

Engine Specifications
Engine model	GV100 K1
Engine type	4-stroke, single-cylinder
Displacement	97 cm³, (5.92 cu·in)
Max. horsepower	2.6 PS (1.9 kW; 2.5 HP) at 4,200 rpm
Max. torque	4.3 N·m (0.4 kg·m, 3.2 ft·lb) at 3,000 rpm
Cooling system	Forced air
Lubricating system	Splash type
Ignition system	Transistorized magneto ignition
Fuel system	Horizontal carburetor with butterfly valve
Fuel tank capacity	0.9 L (0.24 US. gal. 0.2 Imp. gal.)
Fuel used	Unleaded gasoline (octane number 86 or higher)
Starting system	Recoil starter
Stoping system	Ignition primary circuit ground
Governor	Centrifugal govervor
PTO shaft rotation	Counterclockwise (from PTO shaft side)
Dimensions (L x W X H)	390 x 257 x 227 mm (15.4 x 10.1 x 8.9 in)
Dry weight	8.9 kg (19.6 lbs)

Cylinder Block and Head

Cylinder block
Compression ratio:	5.6:1
Cylinder bore:	52.0 mm (2.05 in)
Piston stroke:	46.0 mm (1.81 in)
Cylinder internal diameter (standard):	52.000 mm (2.0472 in)
Piston skirt outer diameter (standard):	51.995 mm (2.047 in)
Number of piston rings (compression / oil):	2/1
Connecting rod big end diameter (standard):	18.000 mm (0.7087 in)
Connecting rod small end diameter (standard):	10.006 mm (0.3939 in)
Side clearance (Top):	0.100-0.135 mm (0.0039-0.0053 in)
Side clearance (Second):	0.100-0.135 mm (0.0039-0.0053 in)
Side clearance (Oil):	0.100-0.135 mm (0.0039-0.0053 in)
Ring end gap (Top):	0.15-0.30 mm (0.0059-0.0118 in)
Ring end gap (Second):	0.15-0.30 mm (0.0059-0.0118 in)
Ring end gap (Oil):	0.20-0.70 mm (0.0079-0.0276 in)
Crankpin journal diameter:	17.984 mm (0.708 in)
Crankshaft center distance:	23 mm (0.905 in)
Cylinder head
Valves:	2
Valve steam diameter (INTAKE):	5.490 mm (0.2161 in)
Valve steam diameter (EXHAUST):	5.445 mm (0.2144 in)
Valve spring free length (INTAKE):	27.10 mm (1.0669 in)
Valve spring free length (EXHAUST):	27.10 mm (1.0669 in)
Camshaft lobe height (INTAKE):	21.82 mm (0.8591 in)
Camshaft lobe height (EXHAUST):	21.82 mm (0.8591 in)

Service Data

The Honda 4-stroke or an equivalent (SG.SF/CC.CD) oil with a viscosity of SAE 10W-30 is recommended for the GV100 K1, refilling oil capacity is 0.4 L (0.42 US. qt, 0.35 Imp. qt.). Recommended spark plug is NGK: BMR-4A NIPPONDENSO: W14MR-U with 0.6-0.7 mm (0.0236-0.0276 in) spark plug gap.

Engine
Maximum speed:	3000 rpm
Idle speed:	2000&plsmn;150 rpm rpm
Cylinder compression:	2.0-4.0 kg/cm² at 600 rpm 8.2 kg/cm² at 1200 rpm
Valve clearance
Intake valve clearance (COLD):	0.08-0.16 mm (0.0031-0.0063 in)
Exhaust valve clearance (COLD):	0.08-0.16 mm (0.0031-0.0063 in)
Oil system
Lubrication system:	Splash type
Oil type:	SAE 10W-30
Recommended oil:	Honda 4-stroke or an equivalent (SG.SF/CC.CD)
Oil capacity:	0.4 L (0.42 US. qt, 0.35 Imp. qt.)
Fuel system
Type:	Horizontal carburetor with butterfly valve
Main jet:	#58
Float height:	12.0±1.5 m mm (0.4724 in)
Pilot screw opening:	2 3/8 turns out
Ignition system
Type:	Transistorized magneto ignition
Ignition timing:	20° B.T.D.C (Fixed)
Spark plug:	NGK: BMR-4A NIPPONDENSO: W14MR-U
Spark plug gap:	0.6-0.7 mm (0.0236-0.0276 in)
Ignition coil air gap	0.2-0.6 mm (0.0079-0.0079 in)

Honda Gv100 Service Manual

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