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Honda GX630 Gas Engine Electric start 1" straight side shaft GX630RH-QZB3 GX630-QZB3
HONDA GX 630 Gas Engine with Electric start

Honda GX630 On Sale With Free Shipping!
Price: $1,815.95
Sale Price: $1,750.95

Availability: This item is currently on order
Product Code: GX630RH-QZB3


Honda GX630RH-QZB3 GX630-QZB3 Small Gas Engine Electric Start

With 1" Diameter, 1/4" Keyway Shaft

The highest quality guaranteed! We have been in business since 2005, and our engines are fully rebuildable with all parts available. The Honda GX630 engine replacement for GX630RH-QZB3 or GX630-QZB3.

The Honda GX630 is the go-to engine for go karts, generators, pressure washers, and various industrial and commercial uses. These premium residential motors are fuel efficient, easy starting and smooth performance. This convenient, heavy duty and reliable 4 stroke OHV twin cylinder engine does the job for many applications. Also, offering a 3-year limited warrenty on these motors. Your order ships quickly with expert turnaround time in our fully stocked warehouse. Packaged with care, Carroll Stream Motor Company provides free shipping.

This Honda engine is a 4 Stroke OHV twin cylinder, which is a 88 X 64 stroke. It is a 688cc, 20.8 HP and 3600 RPM.

This Honda small motor is built with quality components and is ready to outlast the competition. Purchase now to take advantage of our free shipping and quick turnaround time. Or, call if you have questions! 888-208-2088, 248-628-4638.

  • Specifications
  • Make
  • Honda
  • Model
  • GX630RH-QZB3
  • Type
  • Small Engine
  • Fuel
  • Gas Unleaded 86 Octane or Higher
  • Engine Type
  • 4 Stroke OHV Twin Cylinder
  • Bore/Stroke
  • 78 X 72
  • Displacement
  • 688cc
  • Compression Ratio
  • 9.3:1
  • Max Power
  • 20.8 HP @ 3600 RPM
  • Max Torque
  • 35.6 ft. lbs. @ 2500 RPM
  • Ignition Type
  • Digital CDI with Variable Timing
  • Dimensions (L x W x H)
  • 16 x 16.25 x 17.25 in.
  • Starting Type
  • Electric Start
  • Charging System
  • 20 Amp
  • Oil Capacity
  • 2.1 Qts
  • Dry Engine Weight
  • 97 lbs.
  • Shaft Type
  • Keyed - Straight
  • Shaft Diameter
  • 1" Diameter, 1/4" Keyway
  • Shaft Length
  • 2-7/8"
  • Shaft I.D. Thread Size
  • 3/8"-24 Drilled and Tapped
  • Bolt Pattern
  • 4 Bolt
  • Oil System
  • Pressure lubrication, Oil Alert
  • Reduction Type
  • None
  • Engine Cooling Type
  • Forced Air Cooling
  • PTO shaft Rotation
  • Counterclockwise (from PTO shaft side)
  • Governor System
  • Centrifugal Mass Type
  • Air cleaner
  • Dual Element
  • Features
  • 3-Year Limited Warranty
  • Remote Throttle and Choke
  • Two barrel inner-vent carburetor for more precise fuel metering
  • Cast Iron Sleeve
  • Smooth Performance
  • Easy to Use and Maintain
  • Simple throttle control
  • Easy, convenient, heavy duty control box
  • Easily accessible spark plug
  • Easy Starting
  • Hemispherical combustion chamber delivers rapid combustion
  • Automatic mechanical de-compression system
  • Emissions Compliant
  • Lower emissions, same power output!
  • CARB and EPA certified
  • No catalyst necessary
  • Precision camshaft design offers precise valve timing and optimal valve overlap for better fuel efficency
  • OHV design for increased efficiency and optimal power transfer
  • High compression ratio for better fuel efficiency
  • Precision engineered components result in lower vibration
  • Ball bearing supported crankshaft for greater stability
  • Exceptionally Quiet
  • Carburetor Butterfly
  • Pressure fed crankshaft bearings
  • Reduced mechanical noise due to light weight, noise-reducing materials
  • Forged steel crankshaft and rigid crankcase
  • Helical cut gears
  • Sophisticated air intake system
  • Proven Reliability
  • New carburetor chamber coating and carburetor filter help to protect against fuel impurities
  • Dual element air cleaner
  • Fuel Valve
  • Cross Reference Guide
  • Kohler: CH640
  • Briggs & Stratton: 386447
  • Accessories
  • User Manual

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Genuine Honda Muffler Kit, Left Mount, Muffler Vents to the Starter Side of the Engine V2MFLRHIL, 660870 Genuine Honda OEM Air Filter 17210-Z6L-010 Genuine Honda OEM Oil Filter 15400-PLM-A01PE, 15400-PLM-A02PE
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