Information extracted from the manufacturer's website. Complete information available in the following link Mercury
100 Hour Maintenance Kits
Performing a 100-hour service at least annually is critical to keeping your boat’s engine or drive unit operating at its peak. Mercury 100 Hour Maintenance Kits include all the Mercury Precision Parts you need to perform this important service in one convenient package. They are available for most Mercury outboards and MerCruiser engines and drives.
300 Hour Maintenance Kits
A 300-hour service is usually performed once every three seasons. It includes the elements of a 100-hour service plus several additional components and systems depending on engine model. Mercury 300 Hour Maintenance Kits are available for most Mercury outboards and MerCruiser engines and drives.
Oil Change Kits
Mercury Oil Change Kits make it easy to gather everything you need for an oil change. Available for most models of Mercury outboards and MerCruiser sterndrive and inboard engines, each kit contains the appropriate quantity of Mercury 4-Stroke Marine Engine Oil along with a premium Mercury oil filter, a new drain-plug gasket and instructions.