Description
This is a genuine Yamaha replacement valve adjusting screw, part number 4X7-12159-00-00. Designed to meet factory specifications, it restores precise valve lash adjustment for reliable performance and longevity.
- Genuine Yamaha part for exact fit and function
- Manufactured to OEM tolerances for consistent adjustment
- Durable construction for long service life
Includes: one (1) valve adjusting screw. Always verify correct fitment for your specific model and VIN using the Yamaha parts catalog or service manual.
Note: Sold individually.
4X7-12159-00-00 made by Yamaha






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