Oil Pump Assembly - 66M-13300-10-00. The Oil Pump Assembly - 66M-13300-10-00 is an essential component for ensuring the optimal performance and longevity of your Yamaha outboard engine. This high-quality oil pump assembly guarantees a consistent and reliable flow of oil, which is crucial for reducing friction and preventing wear on vital engine parts. Constructed from durable materials, it provides excellent durability and long-lasting performance, making it a trustworthy choice for maintaining your engine's health.. Manufactured to meet Yamaha's rigorous standards, the Oil Pump Assembly - 66M-13300-10-00 ensures seamless compatibility and straightforward installation with specific Yamaha outboard models. As a genuine Yamaha part, it offers a perfect fit and optimal functionality, helping your engine run smoothly and efficiently. Rely on this oil pump assembly to deliver the consistent oil flow needed to protect your engine and maintain its peak performance, ensuring reliable and effic