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Add to CartSierra 18-3904 Piston Ring for Johnson and Evinrude Engines
Sierra replacement engine parts are designed to meet OEM specifications.
Fits:
Interchangeable with:
California Residents: 
WARNING
Cancer and Reproductive Harm -
P65Warnings.ca.gov
Other Details
Sierra 18-3937 Standard Piston Ring Set Sierra high-quality marine parts are engineered to meet OEM specifications. All pistons are supplied complete with piston rings and wrist pin. Standard...
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Sierra 18-3910 Piston Rings for Johnson/Evinrude Engines Sierra high-quality engine parts are designed to meet OEM specifications. 3.000 std. Bore size Fits: 25-35 hp, 2 cylinder 60-75 hp,...
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Sierra 18-3974 Piston Rings for Johnson/Evinrude Engines Sierra high-quality engine parts are designed to meet OEM specifications. .030 Over Bore Size 3.715 Port and Starboard...
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Sierra 18-3905 Johnson/Evinrude Piston Rings Sierra high-quality engine parts are designed to meet OEM specifications. Bore Size: 3.530 Interchangeable...
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Sierra 18-3921 Mercury Standard Piston Rings Sierra high-quality engine parts are designed to meet OEM specifications. Bore Size: 3.125 / Standard Interchangeable...
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Sierra 18-3982 Standard Piston Rings For Mercury Outboards Sierra high-quality engine parts are designed to meet OEM specifications. 18-3982 Piston Rings are for Mercury and Mariner Crossflow and...
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