Quicksilver 863656A2 Spark Plug Wire Kit for MerCruiser 4.3L Marine Engines – High-Performance Ignition Upgrade for Boats & Watercraft

Spark plug set 863656A2 is for use on 4.3L MPI MerCruiser sterndrive engines. 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.

Complete set of spark plug wires with boots at spark plug end

Tailored to reach correct plug location

Designed for efficiency, endurance and durability in a marine engine environment