
GX630
Engine Type Air-cooled, 4-Stroke, OHV Horizontal
GX660
Bore x Stroke 3.1" x 2.8" (78 x 72 mm)
Displacement 42 cu in (688 cm3)
Compression Ratio 9.3 : 1
Net Horsepower* 20.3 hp (15.1 kW)
Net Torque* 35.2 lbs ft (47.7 Nm)
PTO Shaft Rotation Counterclockwise (from PTO shaft side)
Ignition System Digital CDI with variable ignition timing
Starting System Shift Type
Carburetor 2-barrel, fuel cut solenoid, inner vent
Lubrication System Full Pressure
Connecting Rod Forged Steel
Governor System Mechanical
Air Cleaner Dual Element Type/Cylindrical
Exhaust Emissions Certified for use in all 50 states
Evaporative Emissions Low permeation hose and purge joint provided
Oil Capacity 2.1 US qt (2.0 L)
Oil Filter Automotive Spin-On Style
Dimensions (L x W x H) 15.9" (405 mm) x 16.1" (410 mm) x 17.2" ( 438 mm)
Dry Weight 98 lbs (44.4 kg)
Engine Type Air-cooled, 4-Stroke, OHV Horizontal
Bore x Stroke 3.1" x 2.8" (78 x 72 mm)
Displacement 42 cu in (688 cm3)
Compression Ratio 9.3 : 1
Net Horsepower* 21.0 hp (15.7 kW)
Net Torque* 35.2 lbs ft (47.7 Nm)
PTO Shaft Rotation Counterclockwise (from PTO shaft side)
Ignition System Digital CDI with variable ignition timing
Starting System Shift Type
Carburetor 2-barrel, fuel cut solenoid, inner vent
Lubrication System Full Pressure
Connecting Rod Forged Steel
Governor System Mechanical
Air Cleaner Dual Element Type/Cylindrical
Exhaust Emissions Certified for use in all 50 states
Evaporative Emissions Low permeation hose and purge joint provided
Oil Capacity 2.0 US qt (1.9 L)
Oil Filter Automotive Spin-On Style
Dimensions (L x W x H) 15.9" (405 mm) x 16.1" (410 mm) x 17.2" ( 438 mm)
Dry Weight 98 lbs (44.4 kg)
GXV630
GXV660
Engine Type Air-cooled, 4-Stroke, OHV Vertical
Bore x Stroke 3.1" x 2.8" (78 x 72 mm)
Displacement 42 cu in (688.1 cm3)
Compression Ratio 9.3 : 1
Net Horsepower* 20.3 hp (15.1 kW)
Net Torque* 35.2 lbs ft (47.7 Nm)
PTO Shaft Rotation Counterclockwise (from PTO shaft side)
Ignition System Digital CDI with variable ignition timing
Starting System Shift Type
Carburetor 2-barrel, fuel cut solenoid, inner vent
Lubrication System Full Pressure
Connecting Rod Forged Steel
Governor System Mechanical
Air Cleaner Dual Element Type/Panel
Exhaust Emissions Certified for use in all 50 states
Evaporative Emissions Low permeation hose and purge joint provided
Oil Capacity 2.3 US qt (2.2 L)
Oil Filter Automotive Spin-On Style
Dimensions (L x W x H) 17.4.x" (443 mm) x 16.6" (421 mm) x 17.6" ( 447 mm)
Dry Weight 101 lbs (45.7 kg)
Engine Type Air-cooled, 4-Stroke, OHV Vertical
Bore x Stroke 3.1" x 2.8" (78 x 72 mm)
Displacement 42 cu in (688 cm3)
Compression Ratio 9.3 : 1
Net Horsepower* 21.0 hp (15.7 kW)
Net Torque* 35.2 lbs ft (47.7 Nm)
PTO Shaft Rotation Counterclockwise (from PTO shaft side)
Ignition System Digital CDI with variable ignition timing
Starting System Shift Type
Carburetor 2-barrel, fuel cut solenoid, inner vent
Lubrication System Full Pressure
Connecting Rod Forged Steel
Governor System Mechanical
Air Cleaner Dual Element Type/Panel
Exhaust Emissions Certified for use in all 50 states
Evaporative Emissions Low permeation hose and purge joint provided
Oil Capacity 2.3 US qt (2.2 L)
Oil Filter Automotive Spin-On Style
Dimensions (L x W x H) 17.4.x" (443 mm) x 16.6" (421 mm) x 17.6" ( 447 mm)
Dry Weight 101 lbs (45.7 kg)

Horizontal Shaft
GX690
Engine Type Air-cooled, 4-Stroke, OHV Horizontal
Bore x Stroke 3.1" x 2.8" (78 x 72 mm)
Displacement 42 cu in (688 cm3)
Compression Ratio 9.3 : 1
Net Horsepower* 22.3 hp (16.6 kW)
Net Torque* 35.6 lbs ft (48.3 Nm)
PTO Shaft Rotation Counterclockwise (from PTO shaft side)
Ignition System Digital CDI with variable ignition timing
Starting System Shift Type
Carburetor 2-barrel, fuel cut solenoid, inner vent
Lubrication System Full Pressure
Connecting Rod Forged Steel
Governor System Mechanical
Air Cleaner Dual Element Type/Cylindrical
Exhaust Emissions Certified for use in all 50 states
Evaporative Emissions Low permeation hose and purge joint provided
Oil Capacity 2.1 US qt (2.0 L)
Oil Filter Automotive Spin-On Style
Dimensions (L x W x H) 15.9" (405 mm) x 16.1" (410 mm) x 17.2" ( 438 mm)
Dry Weight 98 lbs (44.4 kg)
Vertical Shaft
GXV690
Engine Type Air-cooled, 4-Stroke, OHV Vertical
Bore x Stroke 3.1" x 2.8" (78 x 72 mm)
Displacement 42 cu in (688.1 cm3)
Compression Ratio 9.3 : 1
Net Horsepower* 22.3 hp (16.6 kW)
Net Torque* 35.6 lbs ft (48.3 Nm)
PTO Shaft Rotation Counterclockwise (from PTO shaft side)
Ignition System Digital CDI with variable ignition timing
Starting System Shift Type
Carburetor 2-barrel, fuel cut solenoid, inner vent
Lubrication System Full Pressure
Connecting Rod Forged Steel
Governor System Mechanical
Air Cleaner Dual Element Type/Panel
Exhaust Emissions Certified for use in all 50 states
Evaporative Emissions Low permeation hose and purge joint provided
Oil Capacity 2.3 US qt (2.2 L)
Oil Filter Automotive Spin-On Style
Dimensions (L x W x H) 17.4.x" (443 mm) x 16.6" (421 mm) x 17.6" ( 447 mm)
Dry Weight 101 lbs (45.7 kg)