OEM Mercury / MerCruiser magnetic drain crew & Seal 22-8M0058389
Lower unit gear lube drain and fill hole screw and seal 22-8M0058389 is used with 3/8-16 drain/fill hole screw on all MerCruiser sterndrives, Mercury and Mariner outboards except the Verado series. This is the magnetic plug screw version, the magnet imbedded in the screw plug attracts any ferrous metal shavings to keep them from suspension in the gear lube and causing damage to gears.
OEM Mercury / MerCruiser magnetic drain crew & Seal 22-8M0058389
Lower unit gear lube drain and fill hole screw and seal 22-8M0058389 is used with 3/8-16 drain/fill hole screw on all MerCruiser sterndrives, Mercury and Mariner outboards except the Verado series. This is the magnetic plug screw version, the magnet imbedded in the screw plug attracts any ferrous metal shavings to keep them from suspension in the gear lube and causing damage to gears.
