{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"38a290fcf943","name":"PISTON KIT 86-02 CR80 47.00 A, WOSSNER 8237DA HONDA MX 13110-GC4-505","sku":"56-W643.A.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":3,"price":{"amount":88.76,"formatted":"£88.76"},"summary":"The Wossner 8237DA piston kit features a 47mm bore (46.95mm actual size) and is designed for enhanced engine performance. Manufactured in Germany, this forged piston improves heat transfer from the combustion chamber to the cylinder walls. Its elliptical design ensures a consistent bearing surface during thermal expansion, distributing loads evenly and preventing piston collapse. Specifications include a bore of 47mm (actual size 46.95mm), part number 56-W643.A.WO, lock part number CW14, pin part number WP058, ring set part number RSB4700, 80 cm³ displacement, 70.80mm stroke, 0.06mm clearance, a Wossner compression ratio of 2-stroke, an OEM compression ratio of 2-stroke, and a compression height of 37.00mm. Cross-reference OEM part numbers include 13120-GBF-840, 13110-GC4-505, and 643M04700. This piston kit has a weight of 124 grams.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"47.00mm"},{"label":"Variant Id","value":"257236"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W643_2EA_2EWO/061741077fc7293a.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W643_2EA_2EWO/061741077fc7293a.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W643_2EA_2EWO/fa2bb95b5faae233.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W643_2EA_2EWO/cbd697b7f24b0d22.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W643_2EA_2EWO/5cc495bc19c42010.jpg"],"description":"The Wossner 8237DA piston kit features a 47mm bore (46.95mm actual size) and is designed for enhanced engine performance. Manufactured in Germany, this forged piston improves heat transfer from the combustion chamber to the cylinder walls. Its elliptical design ensures a consistent bearing surface during thermal expansion, distributing loads evenly and preventing piston collapse. Specifications include a bore of 47mm (actual size 46.95mm), part number 56-W643.A.WO, lock part number CW14, pin part number WP058, ring set part number RSB4700, 80 cm³ displacement, 70.80mm stroke, 0.06mm clearance, a Wossner compression ratio of 2-stroke, an OEM compression ratio of 2-stroke, and a compression height of 37.00mm. Cross-reference OEM part numbers include 13120-GBF-840, 13110-GC4-505, and 643M04700. This piston kit has a weight of 124 grams.","descriptionMarkdown":"### Wossner 80cc Piston Kit for Honda CR80\n\n\tUpgrade your Honda CR80 with the Wossner 8237DA forged piston kit. Engineered in Germany, this high-performance piston features a 47mm bore (actual size 46.95mm) and is designed to optimize engine performance for models from 1992 to 2002.\n\n\tThe innovative elliptical design ensures consistent bearing surface during thermal expansion, leading to even load distribution and preventing piston collapse. This forged construction provides superior strength and durability, while the piston's design enhances heat transfer from the combustion chamber to the cylinder walls for improved efficiency.\n\n#### Key Features\n\n\t\n- Forged construction for exceptional strength and longevity.\n\t\n- Optimized for efficient heat transfer to enhance engine performance.\n\t\n- Elliptical design promotes uniform load distribution under heat expansion.\n\t\n- Precision manufactured in Germany.\n\n#### Specifications\n\n\t\n- Bore: 47.00mm (actual 46.95mm)\n\t\n- Stroke: 70.80mm\n\t\n- Clearance: 0.06mm\n\t\n- Compression Height: 37.00mm\n\t\n- Wossner Compression Ratio: 2-stroke\n\t\n- OEM Compression Ratio: 2-stroke\n\t\n- Lock Part Number: CW14\n\t\n- Pin Part Number: WP058\n\t\n- Ring Set Part Number: RSB4700\n\t\n- Displacement: 80 cm&sup3;\n\n#### Cross-Reference OEM Part Numbers\n\n\t\n- 13120-GBF-840\n\t\n- 13110-GC4-505\n\t\n- 643M04700","weightGrams":null,"fitments":[{"make":"HONDA","model":"CR 80","cc":null,"notes":null,"years":"1986–2002"},{"make":"HONDA","model":"CR 80R","cc":null,"notes":null,"years":"1986–2002"},{"make":"HONDA","model":"CR 85","cc":null,"notes":null,"years":"2003–2007"}],"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-86-02-cr80-4700-a-wossner-8237da-honda-mx-13110-gc4-505","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/38a290fcf943:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/38a290fcf943:1"}},"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."]}}