Mercury - Tool - 91-43559 Sierra Spark Plug Sets • Precision Engineered Design –

• Precision Engineered Design – Promotes consistent coolant flow and dependable cooling performance

It restores the original nickel-gray finish while protecting your engine from corrosion

Designed for maximum mounting flexibility

This high-quality thermostat ensures efficient temperature regulation

Yamaha Owners Manual - F6 F8 - LIT-18626-09-63

Mercury - Tool - 91-43559 Sierra Spark Plug Sets • Precision Engineered Design –This product has been superseded by: 91 43559T ToolWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.