Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
- No EU import duties. - Ships within 3-5 business days. (USA) - Ships with 8-12 business days. (International)
⚠️ California Proposition 65 Warning : Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
Namura piston kits with gaskets include everything you need to restore the top end of your bike to factory fresh specs. The kits are complete with pistons, rings, and all gaskets and O-rings needed to complete a top end rebuild. Piston kits are precision machined to Japanese OEM specifications, using low-expansion, low-friction piston alloy resulting in an extend life span of the piston. Our Teflon coated skirts uses a rolled-on application process which provides a bond that is 10 times stronger than other spray on coatings. Gaskets use materials such as Stainless Steel, Fluoroviton and Teflon. Namura gaskets are made to exact OEM specs but with better materials to last longer and keep your bike running stronger.
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
Q: What is included in the Namura 186-4012 Top End Repair Kit?A: The Namura 186-4012 Top End Repair Kit includes everything you need to restore the top end of your bike, such as pistons, rings, gaskets, and O-rings required for a complete top end rebuild.
Q: Is the Namura piston kit compatible with my bike?A: The Namura piston kit is designed to meet Japanese OEM specifications, making it compatible with a wide range of makes and models. However, it is recommended to check your bike's specifications to ensure compatibility.
Q: How does the Teflon coating on the pistons enhance performance?A: The Teflon coating on the Namura pistons provides a low-friction surface, which reduces wear and enhances performance. The rolled-on application process offers a bond that is 10 times stronger compared to traditional spray-on coatings.
Q: What materials are used in the gaskets of the Namura kit?A: The gaskets in the Namura Top End Repair Kit are made from high-quality materials such as Stainless Steel, Fluoroviton, and Teflon, ensuring durability and longevity compared to standard OEM gaskets.
Q: How can I ensure the longevity of my rebuilt top end with this kit?A: To ensure the longevity of your rebuilt top end, follow the manufacturer's installation instructions carefully, use proper lubrication during installation, and maintain regular maintenance checks on your bike to monitor performance.
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