Description
Overview:
The Spring, Regulator (MPN 114320-66010) is a genuine Yanmar component for the governor/regulator system on L100N-series single‐cylinder diesel engines. Manufactured from tempered spring steel, this precision coil spring provides consistent tension to control the fuel rack and maintain the set engine speed under varying load. With an overall length of 50 mm, it matches the original geometry for correct linkage operation and reliable performance. Designed for direct fitment on Yanmar L100N and L100N6CA1T1AA engines used across compact plant and garden machinery, it is a practical replacement during routine maintenance or when symptoms such as speed hunting, surging, or droop appear. As a Genuine Yanmar part, it offers dependable quality and long service life in demanding site conditions.
Key Features:
- Genuine Yanmar part for assured fit, material specification and compatibility
- MPN 114320-66010; direct replacement for worn or stretched regulator springs
- Tempered spring steel for stable tension and repeatable response
- Supports steady governed RPM and reduces hunting or surging under load
- 50 mm overall length to maintain correct OEM linkage geometry
- Straightforward installation using standard hand tools
- Durable construction suited to dusty, high‐vibration environments
- Reliable performance for daily use in site, rental and agricultural equipment
Typical Applications:
Used in the governor/regulator linkage of Yanmar L100N diesel engines found on generators, water pumps, plate compactors, cement mixers, trench rammers, and other small plant and garden machinery. Suitable when overhauling the fuel/governor linkage, restoring stable idle and top speed, or replacing a fatigued spring causing erratic engine behaviour.
Also known as:
Governor spring, throttle governor spring, speed control spring, governor control spring, fuel rack control spring, engine governor linkage spring.
Fits Models:
L100N, L100N6CA1T1AA
Alternate Part Numbers:
114320-66010, 11432066010
Product Specifications
| L&S Part No. | 114320 66010 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Yanmar |
| OEM No. | 114320-66010 |
| Unit of Sale | 1 |
| Applications | L100N, L100N6CA1T1AA |
| Machine Type | Engines |
| Fits Brands | Yanmar |
| Fits Models | L100N |
