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Gearcase Adapter Kit Master Kit contains all the adapters you will need for outboard and sterndrive applications. We also have kits for just outboards and sterndrives individually as well. All adapters have 3/8"-16 female thread on opposite end for connection to filler or tester. Master Kit Includes: 8mm Tip (p/n 935-09-203)(Honda, Nissan, Tohatsu, Yamaha, Mercury and Evinrude) 10mm Tip (p/n 935-09-204)(Suzuki and Tohatsu) 1/4"-20 Tip (p/n 935-09-208)(Johnson / Evinrude Small Outboards) 3/8"-16 Tip (p/n 935-09-206)(Mercury Verado / Bravo) (p/n 935-09-205)(Volvo Duoprop) (p/n 935-09-207)(OMC Sterndrives Upper Vent Hole) Outboard Kit Includes: 8mm Tip (p/n 935-09-203)(Honda, Nissan, Tohatsu, Yamaha, Mercury and Evinrude) 10mm Tip (p/n 935-09-204)(Suzuki and Tohatsu) 1/4"-20 Tip (p/n 935-09-208)(Johnson / Evinrude Small Outboards) 3/8"-16 Extension Tip (p/n 935-09-206)(Mercury Verado) Sterndrive Kit Includes: 3/8"-16 Extension Tip (p/n 935-09-206)(Mercury Bravo) (p/n 935-09-205)(Volvo Duoprop) (p/n 935-09-207)(OMC Sterndrives Upper Vent Hole) These adaptors are commonly used with our 935-09-100 (gearcase filler), 934-09-101 (pressure tester), 934-09-100 (vacuum tester). To order, select your desired options, then enter the quantity and click "add to cart". Replaces: 91-883704A2, 91-883704A03, 91-883704Q03, 91-883704K03, 883704A2, 883704A03, 883704Q03, 883704K03, 3855932, 769571, 18-9794, 18-99531, 18-99535, 551-334M, 551-334S, 551-334V
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🇺🇸 Ship from USA · On Agora since 2026
$64.09