Thoroughly clean all mating surfaces on the transom housing and bell housing
Diameter: 57
along with aftermarket equivalents from Sierra (18-3017)
Why is the belt squealing after installation
The following table details compatibility for Mercury MerCruiser engines
Lower Unit Gear Oil Pump – Fits Mercury/Mariner, Johnson/Evinrude, Yamaha, Suzuki Outboards (Replaces Various OEM Adapters) Skeeter Boats Thoroughly clean all mating surfacesProduct Details This universal marine Lower Unit Gear Oil Pump is designed for easily filling or refilling gearcase oil in most major outboard and sterndrive lower units. It connects directly to standard 28mm quart gear lube bottles and includes multiple adapters to fit Mercury, Mariner, Johnson, Evinrude, Yamaha, Honda, Suzuki, and more. It serves as a direct functional replacement for other aftermarket pumps, including the JLM MARINE, Slippery Pete,