Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
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 are the dimensions of the Namura Top End Repair Kit?A: The dimensions are sixteen inches in length, five inches in width, and eleven inches in height. This size makes it convenient for storage and transport.
Q: What materials are used in the Namura piston kits?A: The piston kits are made from low-expansion, low-friction piston alloy and include gaskets made of Stainless Steel, Fluoroviton, and Teflon. These materials ensure durability and performance.
Q: What is the model number of this repair kit?A: The model number is NA-40012K. This identifier helps you find the exact specifications and compatibility for your vehicle.
Q: How do I install the Namura Top End Repair Kit?A: To install, first remove the old piston and gaskets from your bike, then follow the instructions to properly fit the new pistons, rings, and gaskets. Ensure all components are securely in place before reassembling your engine.
Q: Is this repair kit suitable for beginners to install?A: Yes, it can be suitable for beginners with basic mechanical knowledge. However, it is recommended to follow a detailed installation guide or consult a professional if unsure.
Q: Can this kit be used on different motorcycle brands?A: No, it is designed specifically for certain models as per OEM specifications. Always check compatibility with your specific motorcycle model before purchasing.
Q: How should I care for the Namura piston kits after installation?A: Regular maintenance and checking oil levels will help ensure the longevity of your piston kits. Clean your engine components regularly to prevent buildup.
Q: What is the shelf life of the Namura piston kits?A: While specific shelf life details are not provided, it is best to use the kits soon after purchase to ensure quality and performance. Store in a cool, dry place.
Q: Are the gaskets included in the kit reusable?A: No, the gaskets are not designed to be reused. It is recommended to replace them with each top end rebuild for optimal sealing.
Q: What if my repair kit arrives damaged?A: If the repair kit arrives damaged, contact the seller immediately for a return or exchange. Always inspect the kit upon receipt to ensure all components are intact.
Q: Does the Namura Top End Repair Kit come with a warranty?A: Yes, it typically comes with a manufacturer's warranty. Check the packaging or contact the retailer for specific warranty details.
Q: What makes the Namura piston kits more durable than others?A: The kits utilize precision machining to Japanese OEM specifications and Teflon coated skirts that provide a stronger bond than conventional coatings. This improves longevity and performance.
Q: Can I install the piston kit without professional help?A: Yes, but it is advisable to have some mechanical experience. Following the installation instructions carefully will help ensure a successful rebuild.
Q: What is included in the Namura Top End Repair Kit?A: The kit includes pistons, rings, and all necessary gaskets and O-rings for a complete top end rebuild. This ensures you have everything needed for installation.
Q: Is the Namura Top End Repair Kit suitable for racing applications?A: Yes, the high-performance materials and precision machining make it suitable for racing applications, provided it is compatible with your bike model.
Recently viewed
<div class="dynamic-checkout__content" id="dynamic-checkout-cart" data-shopify="dynamic-checkout-cart"> <shopify-accelerated-checkout-cart wallet-configs="[{"supports_subs":true,"supports_def_opts":false,"name":"shop_pay","wallet_params":{"shopId":69204410420,"merchantName":"Carkart","personalized":true}},{"supports_subs":false,"supports_def_opts":false,"name":"amazon_pay","wallet_params":{"checkoutLanguage":"en_US","ledgerCurrency":"USD","placement":"Cart","sandbox":false,"merchantId":"A1ONOTYM25CI4M","productType":"PayAndShip","design":"C0002"}},{"supports_subs":true,"supports_def_opts":false,"name":"paypal","wallet_params":{"shopId":69204410420,"countryCode":"US","merchantName":"Carkart","phoneRequired":true,"companyRequired":false,"shippingType":"shipping","shopifyPaymentsEnabled":true,"hasManagedSellingPlanState":false,"requiresBillingAgreement":false,"merchantId":"PZG6E6657YATJ","sdkUrl":"https://www.paypal.com/sdk/js?components=buttons\u0026commit=false\u0026currency=USD\u0026locale=en_US\u0026client-id=AbasDhzlU0HbpiStJiN1KRJ_cNJJ7xYBip7JJoMO0GQpLi8ePNgdbLXkC7_KMeyTg8tnAKW4WKrh9qmf\u0026merchant-id=PZG6E6657YATJ\u0026intent=authorize"}}]" access-token="20810d98afa2dc52788bfff7f8a52a25" buyer-country="US" buyer-locale="en" buyer-currency="USD" shop-id="69204410420" cart-id="b9857a78e3deb5e595c43ed0cc600e42" enabled-flags="["d6d12da0","32a68cd0","a1c7ccbe","ce346acf","c0874428"]" > <div class="wallet-button-wrapper"> <ul class='wallet-cart-grid wallet-cart-grid--skeleton' role="list" data-shopify-buttoncontainer="true"> <li data-testid='grid-cell' class='wallet-cart-button-container'><div class='wallet-cart-button wallet-cart-button__skeleton' role='button' disabled aria-hidden='true'> </div></li><li data-testid='grid-cell' class='wallet-cart-button-container'><div class='wallet-cart-button wallet-cart-button__skeleton' role='button' disabled aria-hidden='true'> </div></li><li data-testid='grid-cell' class='wallet-cart-button-container'><div class='wallet-cart-button wallet-cart-button__skeleton' role='button' disabled aria-hidden='true'> </div></li> </ul> </div> </shopify-accelerated-checkout-cart> <small id="shopify-buyer-consent" class="hidden" aria-hidden="true" data-consent-type="subscription"> One or more of the items in your cart is a recurring or deferred purchase. By continuing, I agree to the <span id="shopify-subscription-policy-button">cancellation policy</span> and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. </small> </div>