Yamaha B74-E1603-10-00 - Piston Ring Set (Std) (BG68) is a genuine Yamaha part. This engine part is one of the internal components that keep the engine running as designed. Confirm part number B74-E1603-10-00 against your Yamaha parts diagram before ordering.

---

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 Std as listed by Yamaha; confirm the required size with service manual measurements.
• Sold under Yamaha part number B74-E1603-10-00.

---

Frequently Asked Questions

What is the Yamaha Piston Ring Set (Std) (BG68) (B74-E1603-10-00)?

The Piston Ring Set (Std) (BG68) is a genuine Yamaha part sold under part number B74-E1603-10-00. It replaces a worn or damaged engine component with the specified Yamaha part.

What does the Std size on part B74-E1603-10-00 mean?

STD indicates the standard-size version of part B74-E1603-10-00. Oversize or undersize versions are listed separately for use after machining or when wear calls for them; confirm the size you need using the Yamaha service manual.

Where does the Piston Ring Set (Std) (BG68), part B74-E1603-10-00, fit in the engine?

The Piston Ring Set (Std) (BG68) installs in the engine location shown for part B74-E1603-10-00 in the Yamaha parts diagram for your model.

---

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.