Description
Overview:
The Villiers MK7/1, 10, 10/1. 040 O/S Piston Ring Set is a genuine replacement ring pack for classic Villiers small engines. Made from durable, wear‐resistant materials, it restores cylinder sealing, improves compression, and helps control oil for smoother running and easier starting. This oversize set is intended for engines that have been rebored to accept rings 0.040 inch oversize (approximately 1.02 mm). It is suitable for vintage machinery powered by Villiers units such as the MK7/1 and MK10, often found in mowers, cultivators, pumps, and other stationary equipment. Supplied as unused old stock with possible cosmetic signs of age, this genuine Villiers part (MPN: MK7 040 O/S) supports reliable engine restoration while maintaining original specification.
Key Features:
- Genuine Villiers part for assured fit and specification (MPN: MK7 040 O/S)
- 0.040 inch oversize rings (approx. 1.02 mm) for rebored cylinders
- Restores compression and cylinder sealing to improve starting and power
- Helps reduce blow‐by and oil consumption in worn engines
- Made from durable, wear‐resistant materials for long service life
- Sized and profiled to suit original piston groove design on compatible models
- Supplied as unused old stock; functionally new with possible shelf‐age marks
- Suitable for professional rebuilds and careful DIY overhauls using standard tools
- Consistent manufacturing tolerances to support precise ring gap setting
- Ideal for maintaining authenticity on vintage Villiers engine restorations
Typical Applications:
Used during engine rebuilds and overhauls on classic Villiers-powered equipment, including lawn mowers, garden tillers/rotavators, small pumps, generators, and other stationary machinery. Ideal when a cylinder has been rebored to +0.040 inch (+1.02 mm) and a reliable ring set is required to re-establish correct sealing and performance.
Also known as:
Compression rings set, oil control ring set, ring pack, cylinder sealing rings, +0.040 inch oversize rings, +1.02 mm oversize rings, rebuild rings for Villiers engines, vintage engine ring set.
Fits Models:
10, 10/1, 101, MK10, MK7, MK7/1, MK71
Product Specifications
| L&S Part No. | MK7 040 O/S |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Villiers |
| OEM No. | MK7 040 O/S |
| Unit of Sale | 1 |
| Machine Type | Engines |
| Fits Brands | Villiers |
| Key Features | - Genuine Villiers part for MK7/1, MK10 engines - 0.040 inch oversize rings for rebored cylinders - Restores compression, improves starting and power - Reduces blow-by and oil consumption - Durable, wear-resistant materials for long service life |
| Fits Models | MK10 | MK7 |
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