Yamaha 7CR-E1635-10-00 - Piston (0.25MM O-S) is a genuine Yamaha part. It replaces a worn or damaged engine component with the specified Yamaha part. Use part number 7CR-E1635-10-00 to confirm it matches the component shown in your model's Yamaha parts diagram.

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Key Features & Benefits

• Built to Yamaha's specification for its engine location.
• Replaces worn, scored, or damaged engine components.
• Installs in the position shown in the Yamaha engine parts diagram.
• Size designation 0.25MM O-S as listed by Yamaha; confirm the required size with service manual measurements.
• Sold under Yamaha part number 7CR-E1635-10-00.

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Frequently Asked Questions

Is 7CR-E1635-10-00 a genuine Yamaha part?

Yes. 7CR-E1635-10-00 is the Yamaha part number for the Piston (0.25MM O-S). It is an internal engine component built to Yamaha's specification.

What does the 0.25MM O-S size on part 7CR-E1635-10-00 mean?

O-S marks an oversize part and U-S an undersize part. Yamaha lists 7CR-E1635-10-00 as 0.25MM 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.

Which Yamaha models use the Piston (0.25MM O-S), part 7CR-E1635-10-00?

Model and year fitment data is not listed for 7CR-E1635-10-00 on this page. Look up your model's Yamaha parts diagram and confirm that it lists part 7CR-E1635-10-00 before ordering.

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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.