{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"763a22637bc5","name":"CYLINDER ONLY 54MM YAMAHA YZ 125 97-04, STD BORE","sku":"56-K155.54.C.NM","brand":"Namura Technologies","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":48,"price":{"amount":350.77,"formatted":"£350.77"},"summary":"Cylinder only 54mm standard bore for Yamaha YZ 125 1997-2004. For YZ 125 1997-2000 models, cylinder head from 2001-2004 must be used. For YZ 125 1997-1998 models, exhaust header from 1999-2003 must be used. For YZ 125 1997-1999 models, two original power valve springs from years 2000-2023 (OEM# 90508-16134-00) must be used. Manufacturer: Namura Technologies.","attributes":[{"label":"Variant Id","value":"316328"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K155_2E54_2EC_2ENM/fb4620682bb61c41.png","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K155_2E54_2EC_2ENM/fb4620682bb61c41.png"],"description":"Cylinder only 54mm standard bore for Yamaha YZ 125 1997-2004. For YZ 125 1997-2000 models, cylinder head from 2001-2004 must be used. For YZ 125 1997-1998 models, exhaust header from 1999-2003 must be used. For YZ 125 1997-1999 models, two original power valve springs from years 2000-2023 (OEM# 90508-16134-00) must be used. Manufacturer: Namura Technologies.","descriptionMarkdown":"### Namura Technologies 54mm Standard Bore Cylinder for Yamaha YZ 125\n\nEnhance your Yamaha YZ 125's performance with this high-quality 54mm standard bore cylinder from Namura Technologies. Engineered for direct replacement, this cylinder offers a reliable and effective upgrade for your motorcycle's engine.\n\n#### Key Features:\n\n \n- Standard Bore Size: This cylinder features a 54mm bore, designed for standard specifications.\n \n- Direct Replacement: Intended to directly replace the original cylinder, ensuring a proper fit and straightforward installation.\n \n- Durable Construction: Built with quality materials to withstand the rigors of off-road riding.\n \n- Optimized for Performance: Designed to help restore or improve the engine's power and efficiency.\n\n**Important Installation Notes:**\n\n \n- For YZ 125 models from 1997-2000, it is necessary to use the cylinder head from a 2001-2004 model when installing this cylinder.\n \n- For YZ 125 models from 1997-1998, ensure you use an exhaust header from a 1999-2003 model.\n \n- For YZ 125 models from 1997-1999, two original power valve springs from years 2000-2023 (OEM part number 90508-16134-00) must be used.","weightGrams":null,"fitments":[{"make":"GAS-GAS","model":"EC 125","cc":null,"notes":null,"years":"2013–2015"},{"make":"YAMAHA","model":"YZ 125","cc":null,"notes":null,"years":"1997–2019"}],"collections":[],"links":{"page":"https://www.2brosparts.com/products/cylinder-only-54mm-yamaha-yz-125-97-04-std-bore","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/763a22637bc5:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/763a22637bc5:1"}},"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."]}}