Honda Horizontal V-Twin Engine - HDA,GX630-QZB2
Honda GX630 QZB2 Horizontal V-Twin OHV Engine with Oil Filter Perpendicular to Crank, 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, Control Box with Switch and Manual Controls, Low Oil Alert, Muffler Not Included, Model GX630RHQZB2
Specifications
| Brand |
Honda |
| Model Number |
GX630RHQZB2 |
| Internal ID |
HDA-GX630-QZB2 |
| Replaces Models |
GX620-QZB2, GX630RQZB2, GX630QZB2, GX630 RQZB2, GX630 QZB2 |
| Warranty |
3 Year Residential / 3 Year Commercial |
| Available to California |
Not Available to Ship to California |
| Weight |
111.0 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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Powerful V-Twin Engine: The Honda GX630-QZB2 Horizontal V-Twin Engine delivers robust power and torque, making it perfect for high-demand applications such as heavy-duty machinery, commercial equipment, and industrial uses.
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Durable & Reliable: Designed for longevity, this engine is built to handle tough conditions with ease. Its rugged construction ensures it performs reliably over long periods, even under demanding workloads.
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Smooth & Quiet Performance: The V-Twin configuration helps reduce vibration and noise, providing smoother, quieter operation, which is especially beneficial for extended work sessions or noise-sensitive environments.
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Fuel-Efficient & Low Emissions: Featuring Honda's advanced 4-stroke technology, the GX630-QZB2 is highly fuel-efficient and produces fewer emissions, making it a more eco-friendly choice without sacrificing power.
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Versatile & Rugged: Perfect for a range of applications, from commercial-grade vehicles to industrial and agricultural machinery, the GX630-QZB2 is engineered to deliver exceptional performance across various heavy-duty tasks.
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Easy Maintenance & Service: The engine is designed for ease of maintenance with long intervals between service needs, ensuring a smooth and hassle-free ownership experience while maintaining high performance over time.
Q&A
Q: What is the Honda Horizontal V-Twin Engine - HDA, GX630-QZB2?
A: The Honda Horizontal V-Twin Engine - HDA, GX630-QZB2 is a powerful and reliable engine designed for heavy-duty applications. With a V-Twin configuration, it provides excellent power, smooth operation, and high efficiency. This engine is ideal for use in large commercial mowers, generators, industrial equipment, and other demanding machinery.
Q: What are the benefits of the Honda Horizontal V-Twin Engine - HDA, GX630-QZB2?
A: The GX630-QZB2 engine delivers superior power with minimal vibration due to its V-Twin design, ensuring a smooth and comfortable operation. It is highly fuel-efficient and environmentally friendly, with reduced emissions. Built for durability, the engine offers long-lasting performance even in tough working conditions.
Q: Is the Honda Horizontal V-Twin Engine - HDA, GX630-QZB2 easy to maintain?
A: Yes, the GX630-QZB2 is designed for easy maintenance. Its V-Twin configuration reduces wear and tear, and with regular oil changes and simple upkeep, the engine will continue to perform at its best. Routine maintenance tasks are accessible and straightforward, contributing to the engine's longevity.
Q: What applications is the Honda Horizontal V-Twin Engine - HDA, GX630-QZB2 suitable for?
A: The GX630-QZB2 is perfect for a wide range of heavy-duty applications, including large commercial lawn mowers, industrial equipment, agricultural machinery, and generators. Its high power output and smooth operation make it ideal for environments where reliability and performance are crucial.
Q: Does the Honda Horizontal V-Twin Engine - HDA, GX630-QZB2 come with a warranty?
A: Yes, the Honda GX630-QZB2 engine is backed by Honda's warranty, providing peace of mind with reliable coverage. Warranty terms may vary based on region, so it's important to review the specific terms and conditions for your location.
Maintenance Tips
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Oil Changes: Regularly change the oil and replace the filter to ensure smooth engine performance and prevent excessive wear.
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Air Filter Care: Clean or replace the air filter to ensure optimal airflow and protect the engine from dirt and debris.
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Fuel System Maintenance: Use fresh fuel and add a stabilizer for long-term storage to prevent fuel degradation and clogging.
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Coolant Check: Inspect coolant levels and hoses frequently to prevent overheating and maintain optimal engine temperature.
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Spark Plug Inspection: Check, clean, or replace spark plugs regularly to ensure proper ignition and efficient engine performance.
