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- YAMAKATO GX390 Throttle Control Assembly Kit ...
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Item #:
220966381
YAMAKATO GX390 Throttle Control Assembly Kit with Throttle Lever Arm and Base Link Rod Return Springs Carburetor Spring, Governor Control for Honda
Item #:
220966381
WST 92
Price Details
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*All items will import from US
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Imported from USA store
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Order now and get it around Monday, July 27
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An OEM Throttle Return Spring kit with everything you need for Honda and clones like the Predator 420cc and 459cc.
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What Stands Out
Complete Assembly Kit
Includes all necessary components like throttle lever arm, base link rod, and return springs, ensuring a seamless installation for various Honda and clone engines.
Versatile Compatibility
Designed to fit multiple engine models, including Honda and Predator variants, providing exceptional versatility for engine modifications or repairs.
Enhanced Throttle Control
Improves engine responsiveness and performance with precise throttle operation, directly addressing common user frustrations with inferior throttle systems.
Product Details
| Brand Name | YAMAKATO |
| Model Number | GX390 |
| Manufacturer | CHAOLI |
| Manufacturer Part Number | AYMK039 |
| Compatible with Vehicle Type | Lawn Mower |
| Recommended Uses For Product | Lawn Mower |
| Brand | YAMAKATO |
| Vehicle Service Type | Lawn Mower |
| Item Weight | 1 lbs (450 grams) |
Who Should Buy?
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Small Engine Users
Ideal for small engine owners needing reliable throttle control for their Honda or Predator engines.
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DIY Enthusiasts
Perfect for DIY mechanics looking to upgrade their throttle mechanism on various engines efficiently.
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Go-Kart Builders
Excellent choice for go-kart builders wanting precise control over speed and engine performance.
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Non-Compatible Engines
Not suitable for engines outside the specified 389cc to 459cc range, limiting its usefulness.
Product Description
YAMAKATO GX390 Throttle Control Assembly Kit with Throttle Lever Arm and Base Link Rod Return Springs Carburetor Spring, Governor Control for Honda and Clones Predator 420cc 389cc 429cc 459cc
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is included in the YAMAKATO GX390 Throttle Control Assembly Kit?
Answer: The YAMAKATO GX390 Throttle Control Assembly Kit includes a throttle lever arm, base link rod, return springs, carburetor spring, and governor control components. Each part is designed specifically for smooth integration with Honda GX390 engines. This kit offers everything you need to ensure optimal throttle response and reliability during operation, making it perfect for various applications like generators, pressure washers, and tillers. -
Question:
How does the throttle control assembly affect engine performance?
Answer: The throttle control assembly plays a crucial role in regulating the air and fuel mixture entering the engine, directly impacting performance. A properly functioning assembly enables precise throttle response, enhancing acceleration and efficiency. In scenarios where quick engine power adjustments are necessary, such as when operating machinery in varying conditions, having a reliable throttle control can significantly improve overall performance and operational smoothness. -
Question:
Is the YAMAKATO throttle control assembly easy to install?
Answer: Yes, the YAMAKATO throttle control assembly is designed with user-friendly installation in mind. It typically comes with detailed instructions to guide you through the setup process. Having the right tools and following the provided steps will facilitate a straightforward installation on Honda GX390 engines. Users often find this assembly easy to work with, particularly when replacing a faulty part to restore engine functionality. -
Question:
What types of machinery can use the YAMAKATO GX390 throttle control assembly?
Answer: The YAMAKATO GX390 throttle control assembly is versatile and compatible with a range of machinery powered by Honda GX390 engines. Common applications include generators, pressure washers, lawn mowers, and agricultural equipment. This ensures that whatever your equipment needs, the throttle control will provide reliable performance. It's particularly advantageous for anyone who operates multiple machines with the same engine type. -
Question:
What material is the throttle control assembly made from?
Answer: The YAMAKATO GX390 throttle control assembly is crafted from durable materials designed to withstand the rigors of engine operation. High-quality metals and resilient plastics are commonly used to ensure longevity and resist wear and tear. This level of durability is particularly important for outdoor equipment subjected to various environmental conditions, ensuring that users enjoy a long-lasting product with optimal functionality. -
Question:
Can the throttle control assembly improve fuel efficiency?
Answer: Yes, a well-functioning throttle control assembly can improve fuel efficiency by allowing the engine to maintain optimal power levels without excessive fuel consumption. By providing precise throttle adjustments, the assembly minimizes wasted fuel during operation. This is especially valuable for operators who are concerned about running costs while still needing reliable power for tasks like landscaping or construction work. -
Question:
Do I need any special tools to install the throttle control assembly?
Answer: Generally, standard hand tools are sufficient for installing the YAMAKATO throttle control assembly. Tools like a socket wrench, screwdrivers, and pliers are commonly required. Before starting the installation, it’s advisable to review the instructions carefully to determine any specific tools that may enhance the installation process. This accessibility is beneficial for users who prefer to undertake mechanical work independently. -
Question:
How does the governor control work in the assembly?
Answer: The governor control in the YAMAKATO throttle assembly regulates the engine speed by adjusting the throttle position based on load conditions. When the engine faces increased load, the governor automatically opens the throttle to maintain optimal RPMs, ensuring consistent power output. This feature is especially useful in situations where equipment is used for heavy-duty tasks, as it provides stable performance without user intervention. -
Question:
What kind of maintenance does the throttle control assembly require?
Answer: The throttle control assembly requires minimal maintenance, primarily focusing on keeping it clean and checking for wear and tear. Regularly inspecting the springs and linkage for any signs of damage or corrosion can ensure long-term performance. Users should monitor the assembly during routine equipment checks, especially if utilized in demanding applications, to preemptively address any potential issues. -
Question:
Where can I buy the YAMAKATO GX390 Throttle Control Assembly Kit in Samoa?
Answer: You can buy the YAMAKATO GX390 Throttle Control Assembly Kit at Ubuy. They offer a comprehensive selection of automotive and machinery components, ensuring that you get the right parts for your Honda GX390 engine needs. Ubuy provides an easy and efficient way to find and purchase quality replacement parts and accessories for your equipment.
YAMAKATO Throttle Controls GX390 Editorial Review
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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“Not madly expensive like I thought, and much quicker than promised.”
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6/7/2026 · via Trustpilot
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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WST 92
Order now and get it around Monday, July 27
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Features & Benefits
- Complete throttle control assembly kit.
- Includes governor base, arm, and multiple springs.
- Compatible with Honda engines and clones like Predator and Champion.
- Total of 8 pieces for comprehensive setup.
- Ensure compatibility with your specific GX390 model before ordering.
- High-quality OEM parts from the engine manufacturer's supplier.
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