{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"1211b741d21d","name":"PISTON KIT 09-12 CRF450R 96 HC, WOSSNER 8768DB HONDA FORGED","sku":"56-W4978.B.WO.H","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":211.13,"formatted":"£211.13"},"summary":"Wossner 8768DB forged piston kit for Honda CRF450R 2009-2012. Features a 96.01mm bore and 95.97mm actual bore size with a +0.01mm tolerance. This high compression piston kit includes 2 rings. Wossner forged pistons are superior in strength and design, engineered for optimal heat transfer to cylinder walls. The elliptical design provides a uniform bearing surface under piston heat expansion, eliminating localized pressure and distributing thrust loads evenly to prevent piston collapse. Made in Germany. Specifications include a display volume of 449 cm³, 62.10mm hub stroke, 0.04mm clearance, 13.40:1 compression ratio (compared to OEM 12.00:1), -0.030 cm³ dome volume, and 20.70mm compression height. Part numbers: Lock P/N CW19, Pin P/N WP028, Ring Set P/N 960ADS-2, Rod P/N P4027. Theoretical weight 376 grams.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"96mm"},{"label":"Variant Id","value":"256528"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4978_2EB_2EWO_2EH/2715669487592588.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4978_2EB_2EWO_2EH/2715669487592588.jpg"],"description":"Wossner 8768DB forged piston kit for Honda CRF450R 2009-2012. Features a 96.01mm bore and 95.97mm actual bore size with a +0.01mm tolerance. This high compression piston kit includes 2 rings. Wossner forged pistons are superior in strength and design, engineered for optimal heat transfer to cylinder walls. The elliptical design provides a uniform bearing surface under piston heat expansion, eliminating localized pressure and distributing thrust loads evenly to prevent piston collapse. Made in Germany. Specifications include a display volume of 449 cm³, 62.10mm hub stroke, 0.04mm clearance, 13.40:1 compression ratio (compared to OEM 12.00:1), -0.030 cm³ dome volume, and 20.70mm compression height. Part numbers: Lock P/N CW19, Pin P/N WP028, Ring Set P/N 960ADS-2, Rod P/N P4027. Theoretical weight 376 grams.","descriptionMarkdown":"### Wossner High Compression Forged Piston Kit\n\nThis Wossner forged piston kit is designed for high-performance applications, offering superior strength and advanced design for optimal engine operation. Engineered in Germany, these pistons are built to enhance combustion efficiency and durability.\n\n### Key Features:\n\n- High Compression: Features a high compression ratio of 13.40:1, significantly increasing from the OEM 12.00:1 for enhanced power output.\n\n- Forged Construction: Made from forged aluminum for superior strength and resilience under high stress.\n\n- Advanced Design: Elliptically designed to ensure a uniform bearing surface under heat expansion, preventing localized pressure and distributing thrust loads evenly for improved piston longevity.\n\n- Heat Transfer: Engineered to efficiently transfer combustion chamber heat to cylinder walls.\n\n- Precision Sizing: Bore size is 96.01mm with a clearance of 0.04mm.\n\n- Included Components: Kit includes piston, lock ring (CW19), pin (WP028), and ring set (960ADS-2).\n\n**Engineered for:**\n\n- Bore: 96.01mm (with a +0.01 tolerance)\n\n- Dome Volume: -0.030 cm3\n\n- Compression Height: 20.70mm\n\n- Theoretical Weight: 376 grams","weightGrams":null,"fitments":[{"make":"HONDA","model":"CRF 450R","cc":null,"notes":null,"years":"2009–2016"}],"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-09-12-crf450r-96-hc-wossner-8768db-honda-forged","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/1211b741d21d:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/1211b741d21d: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."]}}