Mercury 332-7778A12 | Quicksilver Outboard Switch Box Assembly for Mercury or Mariner 2-Cycle Outboards

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Outboard switch box assembly 7778A12 is for use with 3-cylinder and 6-cylinder Mercury or Mariner 2-stroke outboards using ADI (alternator driven ignition) only. See your owner's m anual or service manual for specific applications and replacement instructions. The Quicksilver brand is the leader in delivering uncompromising engine oils, parts and accessories to the marine industry for over 65 years. Quicksilver is the premier supplier of Mercury Marine original equipment replacement engine parts, oils, and accessories, but also works to serve all original equipment brands in the marine and powersports industries. It has earned a loyal following by providing the highest quality products that are tested through some of the most rigorous environments and testing procedures. No aftermarket company comes close to the level of research and design as Quicksilver; buying Quicksilver is buying performance, protection and peace of mind.Key Features For use 3- and 6-cylinder Mercury or Mariner 2-stroke outboards using ADI (alternator driven ignition) only Switch box assembly comes with lead wires and connectors for both sides Easy to install with common shop tools Some electronic analytical tools may be needed Produced to meet Mercury Marine original equipment manufacturer specifications to maximize the performance of your Mercury and Mariner outboard or MerCruiser sterndrive Fitment / ApplicationReview the Electronic Parts Catalog for your specific application. Show more