Description
If your Yamaha Raptor 660R is burning oil or puffing smoke at startup, worn valve stem seals may be the culprit. The Valve Stem Seal Kit is a simple but critical upgrade that restores top-end sealing and protects your engine from unnecessary oil consumption and combustion chamber contamination.
Built for 2001–2005 Yamaha Raptor 660R engines, these valve stem seals are engineered to meet or exceed OEM standards for temperature resistance, oil control, and wear durability. They’re a perfect fit for any top-end rebuild, valve job, or preventative maintenance routine.
Ideal for both DIY mechanics and engine shops, these seals are trusted by riders who demand long-lasting performance from their rebuilds.
This Kit Includes:
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Valve Stem Seals
Why Choose This Valve Seal Kit:
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Fixes oil blow-by and reduces top-end smoke
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Ensures proper lubrication without oil leakage into the combustion chamber
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High-quality materials resist heat and pressure
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Essential for any valve or top-end rebuild
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Covered by our 1-year warranty
Best For:
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Engines showing signs of oil burning or valve noise
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Top-end rebuilds or valve service
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Routine maintenance to extend engine life
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Riders prepping for high-mileage or high-RPM riding
Stop the Smoke — Seal It Right
Oil in your combustion chamber isn’t just annoying—it’s robbing your engine of power and longevity.
Order your Yamaha Raptor 660R Valve Stem Seal Kit today and eliminate oil blow-by before it turns into costly damage.
Need help or have questions?
Check our FAQ or Contact Us to talk to a real engine expert.
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