Quicksilver Oil Filter 35-866340Q03 – Mercruiser

Intended for most MerCruiser engines (inline 4 and 6 cylinder, GM V-6 and V-8) that have the oil filter mounted outside the engine block.
Engines it fits: Fits most engines, including 2.5L, 3.0L, 4.3L, 5.0L, 5.7L, 6.2L and 7.4L series.
Maintenance: Recommended to be changed in conjunction with oil changes, normally after 100 hours of operation or at least once a year.
Replaces: This number (866340Q03) replaces older numbers such as 866340Q02.
Some V8 and V6 engines: Especially the older GM-based engines (e.g. 5.0L, 5.7L).
Volvo PentaSome V8 and V6 engines: Especially the older GM-based engines (e.g. 5.0L, 5.7L).Volvo Penta OEM numbers that are replaced: Including 835440-9.NOTE: Volvo Penta also has its own filter series that are specific, but for the older GM engines the cross reference is often this one.Does NOT fit V6 engines (MerCruiser or Volvo Penta) where the oil filter is mounted directly on the engine block (some compact models). This filter is best suited for engines where the filter is mounted on a bracket outside the engine block/remote mount.
OMC (Johnson/Evinrude Inboard)GM-based engines: Fits many of their inboard engines based on GM engine blocks.OMC OEM numbers replaced: Including 502901, 502902, and 173233.
CrusaderGM-based engines: Used in many Crusader inboard engines.Crusader OEM numbers replaced: For example 201104.