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*Minimum order of $299 to use Sezzle
Mercury RINGS-Standard. 2 RING Inch-LINE (18-3918) are machined to precisely fit the mating surfaces of engine components, giving both skilled technicians and do-it-yourself mechanics the confidence that the work will be done correctly for the first time. Sierra has been supplying the most outstanding aftermarket components in the maritime industry for over 50 years, allowing boaters to have the best time possible on the water.
Mercury RINGS-Standard. 2 RING Inch-LINE (18-3918) supports the piston, allowing the engine to run smoothly. It also keeps the piston from contacting the cylinder wall too hard. The piston is supported by the piston ring, which allows the piston to move smoothly up and down.
Key Features:
Product Specifications:
BORE SIZE: 2.875/STD, For: 2 Ring Pistons