Yamaha 73A-11610-20-00 - Piston Ring Set (0.50 O-S) is a genuine Yamaha part. It replaces a worn or damaged engine component with the specified Yamaha part. Confirm part number 73A-11610-20-00 against your Yamaha parts diagram before ordering.

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Key Features & Benefits

• Replaces worn, scored, or damaged engine components.
• Installs in the position shown in the Yamaha engine parts diagram.
• Built to Yamaha's specification for its engine location.
• Size designation 0.50 O-S as listed by Yamaha; confirm the required size with service manual measurements.

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Frequently Asked Questions

Is 73A-11610-20-00 a genuine Yamaha part?

Yes. 73A-11610-20-00 is the Yamaha part number for the Piston Ring Set (0.50 O-S). It is an internal engine component built to Yamaha's specification.

What does the 0.50 O-S size on part 73A-11610-20-00 mean?

O-S marks an oversize part and U-S an undersize part. Yamaha lists 73A-11610-20-00 as 0.50 O-S, which is used when the mating part has been machined or worn to match. Measure and confirm the required size using the Yamaha service manual.

Where does the Piston Ring Set (0.50 O-S), part 73A-11610-20-00, fit in the engine?

The Piston Ring Set (0.50 O-S) installs in the engine location shown for part 73A-11610-20-00 in the Yamaha parts diagram for your model.

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WARNING: 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.