Marine Drain Plug, gasket, washer Replace For MerCruiser I,R,MR,Alpha One,TR,TRS & all O/Bs with 3/8-16 non-magnetic gear lube fill or vent screws
Lower Unit Gear Oil Pump includes 3 adapter sizes. 3/8"(Swivel, Metal), 8mm and 10mm (Metal). Take the guess work out of figuring out the size of your Lower Unit's gear oil drain plug. (WON'T FIT VOLVO PENTA) Fit all tall or short Quart Bottles, perfectly used on 32 ounce (946 ml) Gear Lube Bottle.
Comes with 2 suction tubes which can reach the bottle bottom of tall and short gear oil bottles. 8 cc stable current per stroke. Easy to use. All the adapters are made of strengthen steel with zinc plated. Skip the plastic made adapters and use this ultimate kit, they are great to reuse for many times.