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HONDA Gasoline Engine: Series GX390 Series, 19.5 lb-ft Gross Torque, 11.7 hp Horsepower - Honda Engines
HONDAHonda Engines

HONDA Gasoline Engine: Series GX390 Series, 19.5 lb-ft Gross Torque, 11.7 hp Horsepower

The HONDA Gasoline Engine, Series GX390 Series (SKU GX390QA2, MPN GX390QA2), is a horizontal-shaft engine delivering 19.5 lb-ft gross torque and 11.7 hp. It features a recoil start type, a 1-inch keyed shaft…

SKU 3G-OTH-381181

Brand
HONDA
Item
Gasoline Engine: Series GX390 Series, 19.5 lb-ft Gross Torque, 11.7 hp Horsepower
Category
Honda Engines
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

HONDA
Manufacturer Part Number
GX390QA2
Type
19.5 lb-ft Gross Torque, Horizontal
Muffler
Yes
Horsepower
11.7 hp
Start Type
Recoil
Shaft Diameter
1 in
Shaft Configuration
Key

Technical Documents

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HONDA Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HONDA Gasoline Engine, Series GX390 Series (SKU GX390QA2, MPN GX390QA2), is a horizontal-shaft engine delivering 19.5 lb-ft gross torque and 11.7 hp. It features a recoil start type, a 1-inch keyed shaft diameter, and includes a muffler.

Frequently Asked Questions

What is the Honda GX390QA2 gasoline engine used for?

The Honda GX390QA2 is a horizontal-shaft engine designed for industrial equipment such as pressure washers, generators, and construction machinery. Its 11.7 hp output and 19.5 lb-ft gross torque provide reliable power for demanding applications across multiple industries.

What are the specifications of the Honda GX390QA2 engine?

The Honda GX390QA2 delivers 11.7 hp and 19.5 lb-ft gross torque. It has a recoil start, a 1 in keyed shaft diameter, and includes a muffler. This horizontal-shaft engine is part of the GX390 Series, known for durability in industrial use.

Where to buy the Honda GX390QA2 engine worldwide?

3G Electric supplies the Honda GX390QA2 engine to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this engine to your facility. Contact us for availability and lead time.

How to install the Honda GX390QA2 engine?

Install the Honda GX390QA2 by aligning the 1 in keyed shaft with your equipment's coupling. Secure the engine using the mounting base, connect the fuel line, and fill with recommended oil. Always follow Honda's manual for torque specs and break-in procedures.

Used in

Common applications for HONDA
Construction site power — Honda EM5000XAN2 conventional generator for 120/240V AC tools and lighting
Industrial pump dewatering — Honda WT30XK4A trash pump for removing debris-laden water from excavation sites
Equipment power source — Honda GX340 engine for powering compressors, welders, or hydraulic units
Backup power for facilities — Honda EG4000LAN2 generator for emergency lighting and critical loads
Remote job site power — Honda EU2200TAN4 inverter generator for sensitive electronics and small tools
Engine replacement — Honda GX270 engine for repowering industrial machinery with 8.4 hp output

HONDA Products

3G Electric supplies HONDA honda engines. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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