Mercury Mercruiser Lower Unit Gear Lube Drain and Fill Hole Screw and Seal 22-8M0058389

Lower Unit Gear Lube Drain and Fill Hole Screw and Seal 8M0058389 is used with 3/8 – 16 drain/fill hole screw on all MerCruiser sterndrives, Mercury and Mariner outboards except the Verado series. It is very important to use the seal to make sure the drain/fill hole screw seats properly to retain the gear lube in the gear case and keep damage causing water out of the gear case.

• Used with 3/8-16 drain and fill hole screw on all MerCruiser sterndrives, Mercury and Mariner outboards except the Verado series
• Must use this seal to properly seat the drain/fill hole screw in the lower unit
• Helps prevent gear lube from leaking out and water from seeping in to the gear case causing serious damage
• 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
• Produced to meet Mercury Marine original equipment manufacturer specifications to maximize the performance of your Mercury and Mariner outboard or MerCruiser sterndrive