{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"79f1f00e9fe0","name":"CYLINDER KIT 71mm YAMAHA YFM225 MOTO 4 1986 - 1988","sku":"56-K904.CYL","brand":"Dirt Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":15,"price":{"amount":122.41,"formatted":"£122.41"},"summary":"Standard bore cylinder rebuild kit designed for Yamaha MOTO 4 YFM225 models. This complete replacement kit includes a piston kit, gasket kit, and OE-type cylinder, ensuring a hassle-free installation. The components meet or exceed OEM quality standards and are tested for durability and performance. Features a complete standard-sized replacement cylinder kit, direct OEM replacement, and meets or exceeds OEM quality standards. Includes piston kit, gasket kit, and OE-type cylinder, designed for reliability and long-lasting performance. Specifications include Part Number: 56-K904.CYL, Bore Size: 71.00mm, Stroke: 58.00mm, Displacement: 229.6cc, and Compression Ratio: 8.7:1. Included items are Cylinder, Piston kit, and Gasket kit. Cross-Reference OEM Part Numbers: Cylinder: 29U-11310-02-00, 29U-11310-03-00, 3GH-11310-01-00, 4BD-11310-01-00; Gasket Cylinder: 5VC-11351-01-00, 59V-11181-00-00, 4VD-11351-00-00; Piston (Standard): 29U-11631-00-Y0; Piston Ring Set (Standard): 29U-11610-00-00; Piston Pin: 29U-11633-00-00; Circlip: 93450-17044-00.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Cylinder Kits"},{"label":"Variant Id","value":"299032"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K904_2ECYL/b2671179404012a7.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-K904_2ECYL/b2671179404012a7.jpg"],"description":"Standard bore cylinder rebuild kit designed for Yamaha MOTO 4 YFM225 models. This complete replacement kit includes a piston kit, gasket kit, and OE-type cylinder, ensuring a hassle-free installation. The components meet or exceed OEM quality standards and are tested for durability and performance. Features a complete standard-sized replacement cylinder kit, direct OEM replacement, and meets or exceeds OEM quality standards. Includes piston kit, gasket kit, and OE-type cylinder, designed for reliability and long-lasting performance. Specifications include Part Number: 56-K904.CYL, Bore Size: 71.00mm, Stroke: 58.00mm, Displacement: 229.6cc, and Compression Ratio: 8.7:1. Included items are Cylinder, Piston kit, and Gasket kit. Cross-Reference OEM Part Numbers: Cylinder: 29U-11310-02-00, 29U-11310-03-00, 3GH-11310-01-00, 4BD-11310-01-00; Gasket Cylinder: 5VC-11351-01-00, 59V-11181-00-00, 4VD-11351-00-00; Piston (Standard): 29U-11631-00-Y0; Piston Ring Set (Standard): 29U-11610-00-00; Piston Pin: 29U-11633-00-00; Circlip: 93450-17044-00.","descriptionMarkdown":"### Cylinder Kit 71mm for Yamaha MOTO 4 YFM225\n\nRestore the performance of your Yamaha MOTO 4 YFM225 with this standard bore cylinder rebuild kit. Engineered as a direct OEM replacement, this kit includes all the essential components for a comprehensive engine overhaul.\n\n**Key Features:**\n\n\t\n- Complete standard-sized replacement cylinder kit\n\t\n- Direct fit for OEM specifications\n\t\n- Components manufactured to meet or exceed original equipment quality standards\n\t\n- Ensures reliability and consistent performance\n\t\n- Designed for long-lasting durability\n\n**Kit Includes:**\n\n\t\n- Cylinder\n\t\n- Piston kit\n\t\n- Gasket kit\n\n**Specifications:**\n\n\t\n- Bore Size: 71.00mm\n\t\n- Stroke: 58.00mm\n\t\n- Displacement: 229.6cc\n\t\n- Compression Ratio: 8.7:1","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"YFM 225 Moto 4","cc":null,"notes":null,"years":"1986–1988"}],"collections":[{"name":"Engine","url":"https://www.2brosparts.com/api/agent/collection/GB/engine"},{"name":"Cylinder Kits","url":"https://www.2brosparts.com/api/agent/collection/GB/cylinder-kits"}],"links":{"page":"https://www.2brosparts.com/products/cylinder-kit-71mm-yamaha-yfm225-moto-4-1986-1988","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/79f1f00e9fe0:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/79f1f00e9fe0:1"}},"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."]}}