{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"5a90da4a6b39","name":"PISTON KIT (SET OF 4) 1990-2001 KAWASAKI ZX11/1100 WOSSNER K8800D200-4","sku":"56-W9813.78.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":793.43,"formatted":"£793.43"},"summary":"Forged piston kit, set of four, engineered for strength, heat transfer, and uniform load distribution under thermal expansion. Designed with an elliptical skirt profile and supplied with rings, pins, and circlips for a complete installation. Features forged pistons engineered for strength and durability, optimised heat transfer from crown to cylinder walls, elliptical design providing a uniform bearing surface under expansion, and distributes thrust loads evenly to help prevent piston collapse. Made in Germany. Kit type: Set of 4 pistons. Piston model: Wössner K8800D200-4 (78 mm set of four). Bore size (stated): 74.00 mm. Measured piston diameter (stated): 73.94 mm. Display displacement: 1109 cm³. Stroke (engine reference): 58.00 mm. Recommended clearance: 0.06 mm. Wössner compression ratio: 11.80:1. OEM compression ratio (reference): 10.10:1. Dome volume: −3.90 cm³. Compression height: 24.40 mm. Circlips: CW18. Wrist pins: WP099. Ring set: 780XDS.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"Variant Id","value":"258798"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9813_2E78_2EWO/62d871f9f22c9a8d.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9813_2E78_2EWO/62d871f9f22c9a8d.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9813_2E78_2EWO/f46704fe5eb2c9c8.jpg"],"description":"Forged piston kit, set of four, engineered for strength, heat transfer, and uniform load distribution under thermal expansion. Designed with an elliptical skirt profile and supplied with rings, pins, and circlips for a complete installation. Features forged pistons engineered for strength and durability, optimised heat transfer from crown to cylinder walls, elliptical design providing a uniform bearing surface under expansion, and distributes thrust loads evenly to help prevent piston collapse. Made in Germany. Kit type: Set of 4 pistons. Piston model: Wössner K8800D200-4 (78 mm set of four). Bore size (stated): 74.00 mm. Measured piston diameter (stated): 73.94 mm. Display displacement: 1109 cm³. Stroke (engine reference): 58.00 mm. Recommended clearance: 0.06 mm. Wössner compression ratio: 11.80:1. OEM compression ratio (reference): 10.10:1. Dome volume: −3.90 cm³. Compression height: 24.40 mm. Circlips: CW18. Wrist pins: WP099. Ring set: 780XDS.","descriptionMarkdown":"### Wossner Forged Piston Kit - Set of 4\n\nUpgrade your engine's performance and durability with this premium Wossner forged piston kit. Engineered for extreme strength, optimal heat transfer, and uniform load distribution under thermal expansion, these pistons are designed to withstand the rigors of high-performance riding.\n\n**Key Features:**\n\n \n- Forged pistons crafted for exceptional strength and longevity.\n \n- Optimized design for efficient heat transfer from the piston crown to the cylinder walls.\n \n- Elliptical skirt profile ensures a consistent bearing surface during thermal expansion, distributing thrust loads evenly and preventing piston collapse.\n \n- Manufactured in Germany to exacting standards.\n \n- Complete kit includes rings, pins, and circlips for a hassle-free installation.\n\n**Specifications:**\n\n \n- Kit Type: Set of 4 Pistons\n \n- Piston Model: Wossner K8800D200-4\n \n- Bore Size (Stated): 74.00 mm\n \n- Measured Piston Diameter (Stated): 73.94 mm\n \n- Display Displacement: 1109 cm&sup3;\n \n- Stroke (Engine Reference): 58.00 mm\n \n- Recommended Clearance: 0.06 mm\n \n- Wossner Compression Ratio: 11.80:1\n \n- OEM Compression Ratio (Reference): 10.10:1\n \n- Dome Volume: &minus;3.90 cm&sup3;\n \n- Compression Height: 24.40 mm\n \n- Circlips Included: CW18\n \n- Wrist Pins Included: WP099\n \n- Ring Set Included: 780XDS","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"GPZ 1100","cc":null,"notes":null,"years":"1995–1997"},{"make":"KAWASAKI","model":"ZRX 1100","cc":null,"notes":null,"years":"1995–1997"},{"make":"KAWASAKI","model":"ZZR 1100","cc":null,"notes":null,"years":"1990–2001"}],"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-set-of-4-1990-2001-kawasaki-zx111100-wossner-k8800d200-4","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/5a90da4a6b39:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/5a90da4a6b39:1"}},"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."]}}