{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"918e94e76566","name":"PISTON KIT 99-18 YZ250 66.40 A, NAMURA NX-40025 YAMAHA","sku":"56-W742.A.NT","brand":"Namura Technologies","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":74.03,"formatted":"£74.03"},"summary":"Namura 66.40mm piston kit for Yamaha YZ250 and Tri Z 250 models. Includes piston ring info. Cross reference numbers: 1P8-11631-00-A0, 1P8-11631-00-B0, 1P8-11631-00-C0, 1P8-11631-00-D0, 5CU-11603-10-00, 5UP-11633-00-00, 93450-19052-00. Manufacturer part number NX-40025. Piston ring part number NX-10025R. Weight is 330 grams.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"66.40mm"},{"label":"Variant Id","value":"257588"}],"image":"https://www.oro2u.com/media/catalog/product/s/t/stock56534_1.jpg","images":["https://www.oro2u.com/media/catalog/product/s/t/stock56534_1.jpg","https://www.oro2u.com/media/catalog/product/s/t/stock56534_2.jpg"],"description":"Namura 66.40mm piston kit for Yamaha YZ250 and Tri Z 250 models. Includes piston ring info. Cross reference numbers: 1P8-11631-00-A0, 1P8-11631-00-B0, 1P8-11631-00-C0, 1P8-11631-00-D0, 5CU-11603-10-00, 5UP-11633-00-00, 93450-19052-00. Manufacturer part number NX-40025. Piston ring part number NX-10025R. Weight is 330 grams.","descriptionMarkdown":"### Namura Piston Kit 66.40mm\n\nUpgrade your engine's performance and reliability with this high-quality Namura Piston Kit. Engineered for precision and durability, this kit is designed to meet or exceed original equipment standards, ensuring a perfect fit and optimal function.\n\nThis piston kit features a 66.40mm bore size, making it suitable for specific engine applications that require this dimension for optimal compression and power output. Each component is manufactured with rigorous quality control measures to guarantee longevity and consistent performance.\n\n**Key Features:**\n\n \n- Precision Sizing: 66.40mm bore for accurate engine fitment.\n \n- High-Quality Construction: Built with durable materials for extended engine life.\n \n- OE Standards: Designed to match or surpass original equipment specifications.\n \n- Complete Kit: Includes all necessary components for a comprehensive engine rebuild or upgrade.\n \n- Piston Ring Information: Includes specific piston ring details for easy part identification and replacement.\n\n**Part Number Details:**\n\n \n- Namura Part Number: NX-40025\n \n- Piston Ring Part Number: NX-10025R","weightGrams":null,"fitments":[{"make":"FANTIC","model":"XX 250","cc":null,"notes":null,"years":"2022–2025"},{"make":"SUZUKI","model":"RM 250","cc":null,"notes":null,"years":"2003–2012"},{"make":"YAMAHA","model":"YZ 250","cc":null,"notes":null,"years":"1999–2025"},{"make":"YAMAHA","model":"YZ 250X","cc":null,"notes":null,"years":"2016–2025"}],"collections":[{"name":"Engine","url":"https://www.2brosparts.com/api/agent/collection/GB/engine"},{"name":"Pistons & Kits","url":"https://www.2brosparts.com/api/agent/collection/GB/pistons-kits"}],"links":{"page":"https://www.2brosparts.com/products/piston-kit-99-18-yz250-6640-a-namura-nx-40025-yamaha","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/918e94e76566:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/918e94e76566:1"}},"market":{"country":"GB","countryName":"United Kingdom","locale":"en-gb","currency":"GBP","exchangeRateFromGbp":1,"pricesIncludeUkVat":true,"checkoutTax":null,"delivery":[{"name":"Standard","description":"Orders £15.00–£59.99 · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":4.99,"formatted":"£4.99"},"free":false,"minimumOrder":{"amount":0,"formatted":"£0.00","gbp":0},"weightGrams":null},{"name":"Standard","description":"Orders £60.00 and up · 2–4 business days","carrier":null,"estimatedDays":"2–4 business days","price":{"amount":0,"formatted":"£0.00"},"free":true,"minimumOrder":{"amount":60,"formatted":"£60.00","gbp":60},"weightGrams":null}],"storeUrl":"https://www.2brosparts.com"},"navigate":{"start":"https://www.2brosparts.com/api/agent","search":"https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus}"},"howToBuy":{"summary":"Build a basket for the shopper and give them one checkout link. Every URL is a plain path (no query string) and a GET. Nothing is stored between calls.","checkoutLinkFormat":"https://www.2brosparts.com/api/agent/checkout/GB/{basketKey}:{quantity},{basketKey}:{quantity}","steps":["1. Find products: follow links in these responses, or fetch https://www.2brosparts.com/api/agent/search/GB/{words+joined+with+plus} (e.g. https://www.2brosparts.com/api/agent/search/GB/brake+pads). Every product has a basketKey.","2. Optional check: https://www.2brosparts.com/api/agent/basket/GB/{basketKey}:{quantity},{basketKey}:{quantity} returns stock, totals per delivery option and the checkout link.","3. Give the shopper the checkout link. Opening it fills their basket with exactly these items (replacing what was there) and opens checkout for United Kingdom. They pay on 2brosparts.com through Stripe."],"noFetchNeeded":"You can write the checkout link yourself from basketKeys and quantities; nothing has to be fetched first. Each product also has links.buyOneNow, a ready link for one unit.","stateless":"Nothing is saved on our side. The items part of the URL is the whole basket: to change it, write the link again with the new list.","itemsFormat":"basketKey:quantity pairs joined by commas, e.g. 04f24aad4d68:2,7c1e9a0b3f2d:1. Quantity defaults to 1. Up to 50 products, 100 each.","country":"GB is the shopper's delivery country. Swap it for theirs (US, DE, FR…) in any URL; currency, tax and delivery follow it.","tips":["Put everything the shopper wants in one link.","Optionally add your name as a last path segment on checkout links (…/checkout/GB/<items>/claude) so the sale is credited to you.","The checkout link is for the shopper's browser. Do not open it yourself.","Signed-in trade account holders see their trade prices at checkout."]}}