The Yanmar NZ-61 Governor is a mechanical engine speed governor designed for use with Yanmar diesel engines. It regulates engine speed by controlling fuel delivery in response to changes in engine load and operating conditions, helping maintain stable and consistent engine performance.
The NZ-61 is commonly associated with marine diesel engines and other heavy-duty diesel applications, where reliable mechanical speed control is essential for safe and efficient operation.
Product Specifications:
- Maker: Yanmar
- Model: NZ-61
- Type: Mechanical Engine Governor
- Application: Diesel engine speed and fuel control
- Function: Maintains stable engine RPM under varying load conditions
- Drive: Engine-driven mechanical governor
- Application: Marine engines, auxiliary engines, generator sets and industrial diesel engines
- Condition: Used / refurbished, depending on available stock
Main Functions:
- Controls engine fuel injection according to engine speed
- Maintains the desired engine RPM
- Compensates for changes in engine load
- Helps provide stable engine operation
- Helps protect the engine against excessive speed
For Sale:
Yanmar NZ-61 Governor available for sale. Suitable for replacement, maintenance, or overhaul requirements. Product photographs, condition details, testing information, quantity and price can be provided upon request.




