Honda Horizontal V-Twin Engine - HDA,GX630-QAF
Honda GX630 QAF Horizontal V-Twin OHV Engine, 688cc, 20.8 Net HP, 1" x 2-29/32" Shaft, Tapped 3/8-24, 1/4" Keyway, Electric Start with 17-Amp Charging System, No Key Switch, No Throttle or Choke Controls, Muffler Not Included, Model GX630RHQAF
Specifications
| Brand |
Honda |
| Model Number |
GX630RHQAF |
| Internal ID |
HDA-GX630-QAF |
| Replaces Models |
GX620K1-QAF1, GX620-QAF1 |
| Warranty |
3 Year Residential / 3 Year Commercial |
| Available to California |
Not Available to Ship to California |
| Weight |
110.0 lb |
| PTO Height |
5-1/4" |
| Power Output |
20.8 HP @ 3600 RPM |
| Torque |
35.6 lb-ft (48.3 Nm) @ 2500 RPM |
| Crankshaft Orientation |
Horizontal |
| Crankshaft Type |
Straight |
| Crankshaft Diameter |
1" |
| Crankshaft Length |
2-29/32" |
| End Tapped Size |
3/8"-24 |
| Keyway |
1/4" |
| Rotation Direction |
Counter-Clockwise |
| Starter Type |
Electric |
| Ignition System |
Digital CDI with Variable Ignition Timing |
| Carburetor |
Horizontal Two-Barrel Butterfly Valve with Internal Vent |
| Number of Cylinders |
Two |
| Air Cleaner |
Dual Element |
| Oil Capacity |
2.1 qt |
| Low Oil Alert |
Yes |
| Fuel Type |
Unleaded 86 Octane or Higher |
| Fuel Tank Capacity |
N/A |
| Fuel Pump |
Diaphragm |
| Governor System |
Mechanical |
| Lubrication System |
Forced |
| Controls |
Remote (Wire) Choke & Throttle |
| Bore x Stroke |
78mm x 72mm |
| Compression Ratio |
9.3 : 1 |
| Charging System |
17 Amp |
What Our Experts Think
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Impressive V-Twin Power: The Honda GX630-QAF Horizontal V-Twin Engine offers exceptional power and torque, making it ideal for demanding applications such as industrial, agricultural, and commercial equipment that require reliable performance.
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Built for Durability: Designed to handle tough environments, the GX630-QAF is built with Honda’s legendary reliability, ensuring it can withstand heavy workloads and prolonged use without compromising performance.
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Smooth & Quiet Operation: Thanks to the V-Twin design, this engine reduces vibrations and operates more quietly than single-cylinder engines, providing smoother and more comfortable operation during extended use.
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Fuel-Efficient & Eco-Friendly: Featuring Honda’s 4-stroke technology, the GX630-QAF offers better fuel efficiency and lower emissions, making it an environmentally conscious choice without sacrificing power output.
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Versatile & Rugged: This engine is perfect for a variety of tough applications, from construction machinery to agricultural equipment, offering both versatility and strength to power demanding tasks.
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Easy Maintenance: The GX630-QAF is designed with user-friendly maintenance in mind, ensuring minimal downtime and longer intervals between service, keeping it running smoothly and efficiently for years.
Q&A
Q: What is the Honda Horizontal V-Twin Engine - HDA, GX630-QAF?
A: The Honda Horizontal V-Twin Engine - HDA, GX630-QAF is a high-performance engine designed for heavy-duty commercial and industrial applications. It features a V-Twin design that provides increased power, smoother operation, and reduced vibration. This engine is perfect for large-scale equipment like generators, commercial lawn mowers, and industrial machinery.
Q: What are the benefits of the Honda Horizontal V-Twin Engine - HDA, GX630-QAF?
A: The GX630-QAF offers superior power output with reduced vibration, ensuring smoother operation. Its V-Twin design improves fuel efficiency, and it operates with lower emissions, making it environmentally friendly. The engine is designed for long-lasting durability, making it a reliable choice for demanding tasks in commercial and industrial settings.
Q: Is the Honda Horizontal V-Twin Engine - HDA, GX630-QAF easy to maintain?
A: Yes, the GX630-QAF is designed for easy maintenance. Its robust design helps minimize wear and tear, and with proper routine care, such as oil changes and air filter replacements, it will continue to perform at its best. Its user-friendly layout allows for easy access to components during maintenance.
Q: What applications is the Honda Horizontal V-Twin Engine - HDA, GX630-QAF suitable for?
A: The GX630-QAF is suitable for a variety of heavy-duty applications, including large generators, commercial lawn equipment, construction machinery, and industrial tools. Its high power output and smooth operation make it ideal for tasks that demand reliability and efficiency.
Q: Does the Honda Horizontal V-Twin Engine - HDA, GX630-QAF come with a warranty?
A: Yes, the Honda GX630-QAF engine is covered by Honda’s warranty, offering dependable protection. The warranty terms may vary by region, so be sure to check the details for your specific location to ensure coverage.
Maintenance Tips
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Oil Changes: Change the oil and replace the filter as per the manufacturer's recommendation to keep the engine running smoothly.
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Air Filter Care: Clean or replace the air filter regularly to maintain proper airflow and prevent dirt and debris from entering the engine.
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Fuel System Maintenance: Use fresh fuel and add a fuel stabilizer if storing the engine to prevent clogging and degradation.
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Coolant Check: Regularly inspect coolant levels and hoses to prevent overheating and maintain optimal engine temperature.
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Spark Plug Inspection: Check, clean, or replace spark plugs to ensure efficient ignition and smooth engine operation.
