Honda GX630RH-QZB3 GX630-QZB3 Gas Engine Electric Start
688cc 20.8HP With 1" Diameter, 1/4" Keyway Horizontal 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.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.
Summary of the GX630
The Honda GX630RH-QZB3 stands as a robust and dependable gasoline engine produced by Honda, celebrated for its endurance, efficiency, and adaptability. The GX630 takes the form of a horizontal shaft, V-twin, 4-stroke, air-cooled gas engine. Boasting a displacement of 688 cc (cubic centimeters), it signifies the overall capacity of all the cylinders within the engine.
Honda engines are recognized for their ability to generate a maximum of 20.8 horsepower (HP) at 3,600 revolutions per minute (RPM). This fuel-efficient GX630 model is engineered to optimize fuel economy without compromising on performance, ultimately assisting users in reducing long-term operating expenses.
The GX630 is constructed using premium materials and subjected to thorough testing to guarantee longevity even in challenging environments. This dependability reduces downtime and enhances efficiency for individuals. Crafted to function quietly and seamlessly, decreasing noise and vibration levels for enhanced comfort while in operation. Engineered for simple upkeep, featuring easily reachable parts and user-centric designs. Regular maintenance duties like oil changes, air filter replacements, and spark plug inspections can be carried out with ease.
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 | |
Control Panel Mounted Throttle and Choke Control | |
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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