Cylinder Head O-Ring for Yanmar L40 L48 Engines - Replaces 114250-01380\nPart No. 320 190\n\nOverview:\n\nThis Cylinder Head O-Ring is a non-genuine replacement for Yanmar small diesel engines and directly replaces OEM part number 114250-01380. Moulded from a durable, oil- and heat-resistant elastomer, it provides a tight seal at the cylinder head joint to help prevent loss of compression and leakage of combustion by-products or lubricating oil. Built to consistent dimensions for a precise, secure fit, it is designed to cope with high pressure and thermal cycling typical of working engines. Suitable for maintenance and repair on compact single-cylinder diesels found in construction and garden equipment, including the Yanmar L40 and L48. A practical choice for preventative servicing or rebuilds where reliable sealing is essential. Internal reference/MPN: 320 190. Non Genuine Part.\n\nKey Features:\n\n- Direct replacement for OEM 114250-01380 for straightforward like-for-like fitting\np