Description
Overview:
The Cylinder Head for Hatz 1B50 Engine is a genuine Hatz replacement part designed to restore factory performance on the 1B50 air‐cooled, single‐cylinder diesel. This precision‐machined metal head forms the top of the combustion chamber and provides mounting for the valve gear and injector, helping to maintain correct compression, sealing and heat dissipation. Built to Hatz specifications, it is suitable for professional and DIY engine repairs on compactors, generators, pumps, mixers and other construction and garden machinery powered by the 1B50. As an OEM component (OEM No. 01850903), it offers an exact fit, consistent quality and dependable operation, making it a reliable solution when replacing cracked, warped or excessively worn cylinder heads on Hatz engines.
Key Features:
- Genuine Hatz part for assured compatibility and reliability (OEM No. 01850903)
- Direct-fit cylinder head for the Hatz 1B50; no modifications typically required
- Precision-machined sealing faces and passages to maintain compression and reduce leakage
- Durable, heat-resistant construction suited to high-compression diesel operation
- Helps restore smooth running, power output and fuel efficiency
- Supports correct alignment of injector and valve train components
- Manufactured to Hatz quality standards for consistent performance
- Suitable for preventative maintenance or overhaul where the original head is damaged
Typical Applications:
Used during engine overhauls or repairs to address cracking, warping, poor compression, damaged threads, or leaking head gaskets on Hatz 1B50 engines. Common on site equipment such as plate compactors, generators, water pumps, light rollers, concrete mixers and horticultural machinery where reliable cold starts, stable idle and sustained load performance are required.
Also known as:
Engine head, head assembly, cylinder top, cylinder head casting, top-end head unit, combustion chamber head.
Fits Models:
1B50
Alternate Part Numbers:
01850903
Product Specifications
| L&S Part No. | 01850903 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Hatz |
| OEM No. | 01850903 |
| Unit of Sale | 1 |
| Machine Type | Engines |
| Fits Brands | Hatz |
| Key Features | - Genuine Hatz part, OEM No. 01850903 - Direct-fit for Hatz 1B50 engine - Precision-machined for optimal compression - Heat-resistant for high-compression diesel use - Supports injector and valve train alignment |
| Fits Models | 1B50 |


