Description
Overview:
The Ring Set +020 for Villiers MK25 Engine is a genuine, unused old stock piston ring set for vintage Villiers engines. Manufactured to Villiers specifications from durable, wear‐resistant materials, it restores correct bore sealing and compression for reliable running. The +020 size denotes a 0.020 in oversize (approximately 0.51 mm), suitable for use after a rebore to that dimension. This set is designed for the Villiers MK25 and C25 engines commonly found in older garden and light industrial machinery. As a genuine Villiers component, it offers the fit and performance intended by the original manufacturer. Being vintage stock, minor tarnishing may be present but does not affect function. Manufacturer Part Number: MK25RS20.
Key Features:
- Genuine Villiers part for assured compatibility and performance
- Unused old stock with original specification and build quality
- +0.020 in oversize (about 0.51 mm) for re-bored cylinders
- Restores compression, improves starting, power, and fuel efficiency
- Durable, wear-resistant ring material for long service life
- Precision gaps and profiles for stable sealing and reduced blow-by
- Suitable for professional rebuilds and careful DIY maintenance
- Supplied as a matched set for consistent fit across the piston grooves
- Helps reduce smoke and oil consumption on worn engines when used with a correct rebore
- May show light age-related tarnish typical of vintage parts; function unaffected
- MPN: MK25RS20
Typical Applications:
Used during engine overhauls, rebores, and top-end refreshes on vintage Villiers units to restore cylinder sealing. Ideal for classic equipment such as older mowers, rotavators, small generators, pumps, and light construction plant powered by MK25 or C25 engines. Suitable for preservation projects, routine maintenance, and performance recovery on period machines.
Also known as:
Piston ring set, engine ring set, cylinder rings, ring pack, oversize rings, +0.020 in rings (approx. 0.51 mm), 20‐thou rings, replacement piston rings for vintage Villiers engines.
Fits Models:
MK25, C25
Product Specifications
| L&S Part No. | MK25RS20 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Villiers |
| OEM No. | MK25RS20 |
| Unit of Sale | 1 |
| Applications | C25, MK25 |
| Machine Type | Engines |
| Fits Brands | Villiers |
| Fits Models | MK25 / C25 |
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