Description
Overview:
The Spring, Governor - Genuine Honda No. 16561-ZN4-000 is a precision engine control spring used to regulate and stabilise engine speed under changing loads. Manufactured to Honda OEM standards from durable spring steel, it provides consistent tension and long service life in small petrol engines. This genuine Honda component is designed for use in vertical-shaft engines commonly found in garden and light construction machinery, helping prevent overspeeding or hunting at idle and working RPM. It is a direct-fit replacement for engines such as the GXV50 and GXV57, restoring correct governor response and smooth throttle control. Suitable for equipment like lawn mowers, turf care machines, and compact industrial tools, it supports reliable day-to-day operation and helps maintain engine efficiency.
Key Features:
- Genuine Honda part for assured fit, function, and quality
- Stable engine speed regulation for smooth running and safer operation
- High-tensile spring steel construction for durability and repeatable tension
- Resistant to fatigue from continuous cycling in governor linkages
- Engineered to Honda OEM specifications for the GXV series
- Helps reduce surging, hunting, and overspeed conditions
- Compact form factor for straightforward installation in tight engine bays
- Supports correct throttle response under varying load conditions
- Minimises downtime with simple, like-for-like replacement
- Suitable for garden and light construction machinery using GXV engines
Typical Applications:
Used in small Honda engines driving lawn mowers, cylinder mowers, turf equipment, edgers, and compact construction machinery such as light rollers or reciprocating tools. It maintains governed RPM during cutting, driving, or accessory use, improving cut quality, fuel efficiency, and engine longevity.
Also known as:
Governor tension spring, engine governor spring, governor return spring, speed governor spring, throttle governor spring, engine speed control spring.
Fits Models:
GXV50
GXV50U
GXV57
GXV57U
Product Specifications
| L&S Part No. | 16561 ZN4 000 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Honda |
| OEM No. | 16561ZN4000 |
| Unit of Sale | 1 |
| Applications | GXV50, GXV50U, GXV57, GXV57U |
| Machine Type | Engines |
| Fits Brands | Honda |
| Fits Models | GXV50U (GJAAK) | GXV50 (GJAG) | GXV57U (GJAJK) | GXV57 (GJALM) |
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