Produced to meet Mercury Marine original equipment manufacturer specifications to best protect your MerCruiser engine.
Solid brass inserts resist corrosion and electrical pitting for long service life.
High strength to weight ratio for durability and resistance to thermal cracking.
Designed to resist RFI interference with onboard electronics.
Fits 1997 and older Marinized, V-8 MerCruiser Engines made by General Motors with Delco HEI Ignition Systems. See your owner’s manual for replacement information and directions. 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.