{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"bb36789a010d","name":"PISTON KIT SET/4 CB750 4-VALVE, WOSSNER K8834D300-4 65.00mm","sku":"56-W9882.300.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":3,"price":{"amount":793.43,"formatted":"£793.43"},"summary":"Wossner forged piston kit K8834D300-4 features a 65.00mm bore (+3.00mm oversize). This 4-piston kit is built to OEM compression specifications with a performance-oriented profile. Manufactured in Germany, it ensures consistent performance in high-demand environments. Features include forged piston design for superior strength and longevity, efficient heat transfer, elliptical contour for even expansion and balanced load distribution, and prevention of localised pressure points and piston collapse. Specifications: Bore 65.00mm (+3.00mm oversize), Piston code Wossner K8834D300-4, Clip part number CW15, Piston pin WP102, Ring set 650XKS, Displacement 823 cm&sup3;, Stroke 63.00 mm, Clearance 0.06 mm, Wossner compression ratio 10.30:1, OEM compression ratio 9.20:1, Dome volume -5.30 cm&sup3;, Compression height 23.50 mm. Cross-reference OEM Part Number: 56-W9882.400.WO.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"Variant Id","value":"259043"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9882_2E300_2EWO/3ecf7bf20af73dd1.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9882_2E300_2EWO/3ecf7bf20af73dd1.jpg"],"description":"Wossner forged piston kit K8834D300-4 features a 65.00mm bore (+3.00mm oversize). This 4-piston kit is built to OEM compression specifications with a performance-oriented profile. Manufactured in Germany, it ensures consistent performance in high-demand environments. Features include forged piston design for superior strength and longevity, efficient heat transfer, elliptical contour for even expansion and balanced load distribution, and prevention of localised pressure points and piston collapse. Specifications: Bore 65.00mm (+3.00mm oversize), Piston code Wossner K8834D300-4, Clip part number CW15, Piston pin WP102, Ring set 650XKS, Displacement 823 cm&sup3;, Stroke 63.00 mm, Clearance 0.06 mm, Wossner compression ratio 10.30:1, OEM compression ratio 9.20:1, Dome volume -5.30 cm&sup3;, Compression height 23.50 mm. Cross-reference OEM Part Number: 56-W9882.400.WO.","descriptionMarkdown":"### Wossner Forged Piston Kit for CB750 4-Valve\n\nUpgrade your motorcycle's performance and durability with this premium Wossner forged piston kit. Engineered for enhanced combustion efficiency and built to last, this kit is crafted with precision and performance in mind.\n\n**Key Features:**\n\n \n- Forged piston design for superior strength and longevity.\n \n- Optimized for efficient heat transfer from the combustion chamber to the cylinder walls.\n \n- Features an elliptical contour for even expansion and balanced load distribution, preventing localized pressure points and piston collapse.\n \n- Manufactured in Germany to exacting standards, ensuring consistent, high-demand performance.\n \n- Designed to meet OEM compression specifications with a performance-oriented profile.\n\n**Specifications:**\n\n \n- Bore: 65.00mm (+3.00mm oversize)\n \n- Kit Piston Code: Wossner K8834D300-4\n \n- Clip Part Number: CW15\n \n- Piston Pin: WP102\n \n- Ring Set: 650XKS\n \n- Displacement: 823 cm&sup3;\n \n- Stroke: 63.00 mm\n \n- Clearance: 0.06 mm\n \n- Wossner Compression Ratio: 10.30:1\n \n- OEM Compression Ratio: 9.20:1\n \n- Dome Volume: -5.30 cm&sup3;\n \n- Compression Height: 23.50 mm","weightGrams":null,"fitments":[{"make":"HONDA","model":"CB 750","cc":null,"notes":null,"years":"1979–1982"}],"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-set4-cb750-4-valve-wossner-k8834d300-4-6500mm","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/bb36789a010d:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/bb36789a010d: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."]}}