Description
Overview:
Con rod liners (pair) for the Villiers/BSA 420 cc industrial engine, supplied in 0.030 in undersize (0.76 mm). These precision bearing shells sit in the connecting rod big-end to restore correct oil clearance on a reground crankpin, supporting smooth, reliable rotation under load. Each pair comprises upper and lower half-shells to service one connecting rod. Manufactured from metal-backed bearing material for strength and wear resistance, they suit heavy-duty industrial use. This is a Genuine part (OEM No. 86 1558) and is unused old stock, offering authentic fit and finish. Ideal for maintaining or rebuilding Villiers/BSA 420 cc engines used in plant, agricultural, and grounds-care machinery where dependable performance is required.
Key Features:
- Genuine part for assured compatibility with Villiers/BSA 420 cc industrial engines
- 0.030 in undersize (0.76 mm) to suit reground crankpins and restore correct bearing clearance
- Supplied as a matched pair (upper and lower shells) for one connecting rod
- Durable metal-backed bearing construction for strength, stability, and long service life
- Precision-ground running surface helps maintain stable oil film and reduce wear
- Consistent sizing aids straightforward fitting and accurate assembly
- Suitable for industrial duty cycles with frequent start/stop and sustained loads
- Unused old stock item for authentic specification replacement
Typical Applications:
Used during engine overhauls or repairs where the crankpin has been ground 0.030 in (0.76 mm) undersize. Typical on generators, pumps, compressors, mixers, mowers, and other equipment powered by Villiers/BSA 420 cc industrial engines. Helps restore oil pressure, reduce knock, and improve run quality by providing correct big-end bearing support.
Also known as:
Big-end bearing shells, conrod bearings, rod bearing shells, big-end liners, undersize 0.030 shells, 0.76 mm undersize rod shells, connecting rod big-end inserts.
Fits Models:
Villiers/BSA 420 cc industrial engine
Alternate Part Numbers:
86 1558
Product Specifications
| L&S Part No. | 86 1558 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | BSA |
| OEM No. | 86 1558 |
| Unit of Sale | 1 |
| Applications | 420cc |
| Machine Type | Engines |
| Fits Brands | Villiers |
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