PRODUCT DESCRIPTION - Quicksilver Screw kit
Lower Unit Gear Lube Drain and Fill Hole Screw and Seal 79953Q04 is used with 3/8 - 16 drain/fill hole screw on all MerCruiser stern drives, Mercury and Mariner outboards except the Verado series
Helps prevent gear lube from leaking out and water from seeping in to the gear case causing serious damage Quicksilver Screw kit
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