Honda GX630/690

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GX630/690

Raising the bar. On everything.

Honda V-twin engines offer high horsepower, great adaptability, quiet operation, and excellent fuel efficiency. Not to mention a 3-year warranty.

Common Applications
  • Pressure washers
  • Commercial lawn and garden equipment
  • Tillers / cultivators
  • Generators
  • Forestry equipment
  • Construction / industrial equipment
  • Agricultural equipment
  • Small vehicles
  • Water pumps
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Specs

SPECIFICATIONS

GX630

GX690

Engine Type Air-cooled 4-stroke OHV Air-cooled 4-stroke OHV
Bore x Stroke 78 X 72 mm 78 X 72 mm
Displacement 688 cm3 688 cm3
Net Power Output* 20.8 hp (15.5 kW) @ 3,600 rpm 22.1 hp (16.5 kW) @ 3,600 rpm
Net Torque 35.6 lb-ft (48.3 Nm) @ 2,500 rpm 35.6 lb-ft (48.3 Nm) @ 2,500 rpm
PTO Shaft Rotation Counterclockwise (from PTO shaft side) Counterclockwise (from PTO shaft side)
Compression Ratio 9.3:1 9.3:1
Lamp/Charge coil options 2.7A, 17A, 26A 2.7A, 17A, 26A
Carburetor Horizontal type, two barrel butterfly valve, internal vent Horizontal type, two barrel butterfly valve, internal vent
Ignition System Digital CDI with variable ignition timing Digital CDI with variable ignition timing
Starting System Electric Electric
Lubrication System Forced lubrication Forced lubrication
Governor System Mechanical Mechanical
Air Cleaner Dual element Dual element
Oil Capacity 2.1 US qt (2.0l) 2.1 US qt (2.0l)
Fuel Unleaded 86 octane or higher Unleaded 86 octane or higher
Dry Weight 96.8 lb (44 kg) 96.8 lb (44 kg)

WARNING: California Prop 65 Info

DIMENSIONS

GX630

GX690

Length (min) 15.9″ (405 mm) 15.9″ (405 mm)
Width (min) 16.1″ (410 mm) 16.1″ (410 mm)
Height (min) 17.2″ ( 438 mm) 17.2″ ( 438 mm)

PTO

GX630

GX690

V type Tapered shaft View Details Tapered shaft View Details
T type Straight shaft View Details Straight shaft View Details
B type Straight shaft View Details Straight shaft View Details
S type Straight shaft (metric) View Details Straight shaft (metric) View Details
D type Straight shaft View Details Straight shaft View Details