Yamaha J38-11610-10-00 - Piston Ring Set (1ST O-S) is a genuine Yamaha part. It replaces a worn or damaged engine component with the specified Yamaha part. Ordering by part number J38-11610-10-00 ensures you receive the exact component Yamaha lists for its location.

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Key Features & Benefits

• Installs in the position shown in the Yamaha engine parts diagram.
• Built to Yamaha's specification for its engine location.
• Replaces worn, scored, or damaged engine components.
• Size designation 1ST O-S as listed by Yamaha; confirm the required size with service manual measurements.
• Sold under Yamaha part number J38-11610-10-00.

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Frequently Asked Questions

What is the Yamaha Piston Ring Set (1ST O-S) (J38-11610-10-00)?

The Piston Ring Set (1ST O-S) is a genuine Yamaha part sold under part number J38-11610-10-00. It is an internal engine component built to Yamaha's specification.

What does the 1ST O-S size on part J38-11610-10-00 mean?

O-S marks an oversize part and U-S an undersize part. Yamaha lists J38-11610-10-00 as 1ST 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.

Should related parts be replaced with the Piston Ring Set (1ST O-S), part J38-11610-10-00?

When replacing engine internals, inspect mating parts and replace gaskets and seals disturbed during disassembly. Refer to the Yamaha service manual for your model when installing J38-11610-10-00.

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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.