The STIGA 8251590 Oil Pump Assembly is a genuine OEM replacement part designed to maintain proper engine lubrication in compatible STIGA lawn mowers and garden tractors. This critical component ensures efficient oil circulation, protecting engine parts from wear and tear. Manufactured to STIGA's specifications, it guarantees reliable performance and a precise fit for models such as the STIGA Park 100 B, Park 120, Park 120 S, and Villa 12. The assembly includes the necessary components for a complete oil pump replacement.