At Boatworks Motors & Electronic Controls, we proudly offer the Genuine OEM factory original equipment Mercruiser Oil Filter PN 866340K01, meticulously designed to fit all Mercruiser sterndrive and Inboard GM engines, excluding 4.3L V6 without a remote oil filter. This premium oil filter is also compatible with GM 3.0L, 4.3L V6 with remote oil filters, 5.0L 305, 5.7L 350, and additional models. When you choose our Genuine OEM parts, you ensure your engine performs with unmatched precision and reliability. This filter seamlessly replaces Mercury 35-866340Q03 and Sierra 18-7824-1, securing your investment in quality and longevity. Power your marine adventure with the confidence of knowing you have the best parts from Boatworks.