{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"edf15a9eac40","name":"PISTON KIT 97mm C FORGED 2010-2013 YAMAHA YZF450 NAMURA FX-40046-C","sku":"56-W261.C.NT.F","brand":"Namura Technologies","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":10,"price":{"amount":147.52,"formatted":"£147.52"},"summary":"A forged \"C\" size piston kit engineered to match the OEM 12.5:1 compression ratio for a nominal 97.00 mm bore. The piston measures 96.97 mm (+0.02 mm) and the kit is supplied complete with piston, ring set, wrist pin and circlips. Features forged aluminium construction for high strength, hard-anodised crown to improve heat resistance and reduce carbon build-up, and molybdenum disulphide (MOS2) skirt coating to reduce friction and assist running-in. Precision CNC-machined crown for consistent combustion shape. Supplied with piston, rings, wrist pin and circlips. Piston size: 96.97 mm (+0.02 mm), \"C\" size. Nominal bore: 97.00 mm. Compression ratio: 12.5:1. Piston type: forged. Ring set reference: NX-40046R. Manufacturer reference: FX-40046-C. Approximate kit weight: 0.568 kg. Engine configuration: 4-stroke single-cylinder.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"97mm"},{"label":"Variant Id","value":"281078"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W261_2EC_2ENT_2EF/591966558d8c84b2.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W261_2EC_2ENT_2EF/591966558d8c84b2.jpg"],"description":"A forged \"C\" size piston kit engineered to match the OEM 12.5:1 compression ratio for a nominal 97.00 mm bore. The piston measures 96.97 mm (+0.02 mm) and the kit is supplied complete with piston, ring set, wrist pin and circlips. Features forged aluminium construction for high strength, hard-anodised crown to improve heat resistance and reduce carbon build-up, and molybdenum disulphide (MOS2) skirt coating to reduce friction and assist running-in. Precision CNC-machined crown for consistent combustion shape. Supplied with piston, rings, wrist pin and circlips. Piston size: 96.97 mm (+0.02 mm), \"C\" size. Nominal bore: 97.00 mm. Compression ratio: 12.5:1. Piston type: forged. Ring set reference: NX-40046R. Manufacturer reference: FX-40046-C. Approximate kit weight: 0.568 kg. Engine configuration: 4-stroke single-cylinder.","descriptionMarkdown":"### Namura Piston Kit 97mm C Forged\n\nThis high-performance piston kit is precision-engineered for optimal engine performance. Featuring a forged aluminum construction, it offers superior strength and durability. The hard-anodized crown enhances heat resistance and minimizes carbon buildup, while the molybdenum disulfide skirt coating reduces friction and aids in the running-in process. The piston crown is CNC-machined for a consistent combustion shape.\n\n**Key Features:**\n\n\t\n- Forged aluminum construction for exceptional strength\n\t\n- Hard-anodized crown for improved heat resistance and reduced carbon buildup\n\t\n- Molybdenum disulfide (MOS2) skirt coating for reduced friction and easier running-in\n\t\n- Precision CNC-machined crown for consistent combustion chamber shape\n\t\n- Complete kit includes piston, ring set, wrist pin, and circlips\n\n**Specifications:**\n\n\t\n- Piston Size: 96.97 mm (+0.02 mm), designated as \"C\" size\n\t\n- Nominal Bore: 97.00 mm\n\t\n- Compression Ratio: 12.5:1\n\t\n- Piston Type: Forged\n\t\n- Approximate Kit Weight: 0.568 kg\n\t\n- Engine Configuration: 4-stroke single-cylinder","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"YZ 450F","cc":null,"notes":null,"years":"2010–2013"},{"make":"YAMAHA","model":"YZF 450","cc":null,"notes":null,"years":"2010–2013"}],"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-97mm-c-forged-2010-2013-yamaha-yzf450-namura-fx-40046-c","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/edf15a9eac40:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/edf15a9eac40:1"}},"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."]}}