{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"40c1e897693f","name":"PISTON KIT 77.00mm 2005-2013 YAMAHA YZF250 NAMURA FORGED FX-40033-C","sku":"56-W9702.C.NF","brand":"Namura Technologies","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":10,"price":{"amount":134.27,"formatted":"£134.27"},"summary":"Forged \"C\" size piston kit with a 77.00 mm standard bore. Features a hard-anodised crown and MOS2 low-friction skirt coating. The crown is CNC-machined for a consistent combustion shape. Made from forged aluminium for strength. Supplied complete for one cylinder including piston, ring set, wrist pin, and circlips. Bore size: 77.00 mm. Size grade: C (piston diameter approximately 76.96 mm). Compression ratio: 13.5:1. Piston type: Forged aluminium. Kit quantity: One cylinder. Approximate weight: 0.344 kg.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"77.00mm"},{"label":"Variant Id","value":"258492"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9702_2EC_2ENF/622ecc5390a08db0.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9702_2EC_2ENF/622ecc5390a08db0.jpg"],"description":"Forged \"C\" size piston kit with a 77.00 mm standard bore. Features a hard-anodised crown and MOS2 low-friction skirt coating. The crown is CNC-machined for a consistent combustion shape. Made from forged aluminium for strength. Supplied complete for one cylinder including piston, ring set, wrist pin, and circlips. Bore size: 77.00 mm. Size grade: C (piston diameter approximately 76.96 mm). Compression ratio: 13.5:1. Piston type: Forged aluminium. Kit quantity: One cylinder. Approximate weight: 0.344 kg.","descriptionMarkdown":"### Namura Forged Piston Kit 77.00mm - Standard Bore Size C\n\nUpgrade your engine's performance and durability with this high-quality forged piston kit from Namura. Engineered for precision and strength, this kit is designed to meet the demands of high-performance riding.\n\n#### Key Features:\n\n\t\n- Forged Aluminium Construction: Provides superior strength and resilience under extreme thermal loads, ensuring long-lasting performance.\n\t\n- Hard-Anodised Crown: Enhances heat resistance and significantly reduces carbon build-up, maintaining optimal combustion efficiency.\n\t\n- MOS2 Low-Friction Coating: The skirt features a molybdenum disulfide coating that minimises friction and aids in the initial running-in process for smoother operation.\n\t\n- CNC-Machined Crown: Ensures a consistent and precise combustion shape for optimal power delivery.\n\t\n- Complete Kit: Supplied with everything needed for one cylinder: a high-performance piston, a complete ring set, a durable wrist pin, and circlips.\n\n#### Specifications:\n\n\t\n- Bore Size: 77.00 mm (Standard)\n\t\n- Size Grade: C (Piston diameter is approximately 76.96 mm)\n\t\n- Compression Ratio: 13.5:1\n\t\n- Piston Type: Forged Aluminium\n\t\n- Kit Contents: Piston, ring set, wrist pin, and two circlips for one cylinder.\n\t\n- Approximate Weight: 0.344 kg","weightGrams":null,"fitments":[{"make":"GAS-GAS","model":"EC F 250","cc":null,"notes":null,"years":"2010–2015"},{"make":"YAMAHA","model":"WR 250F","cc":null,"notes":null,"years":"2005–2013"},{"make":"YAMAHA","model":"WRF 250","cc":null,"notes":null,"years":"2005–2013"},{"make":"YAMAHA","model":"YZ 250F","cc":null,"notes":null,"years":"2005–2018"},{"make":"YAMAHA","model":"YZF 250","cc":null,"notes":null,"years":"2005–2013"}],"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-7700mm-2005-2013-yamaha-yzf250-namura-forged-fx-40033-c","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/40c1e897693f:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/40c1e897693f: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."]}}