{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"d197b6b0ec41","name":"PISTON KIT SET/4 HAYABUSA 81, WOSSNER K8733DA-4 SUZUKI, 2008-2016 DISPL. 1340cc","sku":"56-W9895.000.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":793.43,"formatted":"£793.43"},"summary":"Wossner forged piston kit K8733DA-4 features a standard 81.00mm bore and is designed for SUZUKI HAYABUSA GSX R 1300 models from 2008 to 2016. This is a set of four pistons from the high-compression 3-ring Pro Series, suitable for performance applications. Manufactured in Germany, it offers reliable operation under extreme conditions with a reduced compression ratio. Features include a forged 3-ring design for enhanced performance and durability, optimized heat dissipation, and an elliptical shape for uniform expansion and even thrust load distribution, minimizing the risk of localized pressure points and piston collapse. Specifications include: Bore 81.00mm (STD), Piston code Wossner K8733DA-4, Clip part number CW18, Piston pin WP054, Ring set RIK81.00A, Displacement options 1340 / 1406 / 1440 / 1474 cm³, Stroke 63.00 mm, Clearance 0.07 mm, Wossner compression ratio 9.00:1, OEM compression ratio 11.00:1, Dome volume -17.80 cm³, and Compression height 24.00 mm. Cross-reference OEM Part Numbers: Part No. 56-W9895.000.WO.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"81.00mm"},{"label":"Variant Id","value":"259090"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9895_2E000_2EWO/5f7b91fad2bf9a96.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W9895_2E000_2EWO/5f7b91fad2bf9a96.jpg"],"description":"Wossner forged piston kit K8733DA-4 features a standard 81.00mm bore and is designed for SUZUKI HAYABUSA GSX R 1300 models from 2008 to 2016. This is a set of four pistons from the high-compression 3-ring Pro Series, suitable for performance applications. Manufactured in Germany, it offers reliable operation under extreme conditions with a reduced compression ratio. Features include a forged 3-ring design for enhanced performance and durability, optimized heat dissipation, and an elliptical shape for uniform expansion and even thrust load distribution, minimizing the risk of localized pressure points and piston collapse. Specifications include: Bore 81.00mm (STD), Piston code Wossner K8733DA-4, Clip part number CW18, Piston pin WP054, Ring set RIK81.00A, Displacement options 1340 / 1406 / 1440 / 1474 cm³, Stroke 63.00 mm, Clearance 0.07 mm, Wossner compression ratio 9.00:1, OEM compression ratio 11.00:1, Dome volume -17.80 cm³, and Compression height 24.00 mm. Cross-reference OEM Part Numbers: Part No. 56-W9895.000.WO.","descriptionMarkdown":"### Wossner Forged Piston Kit for Suzuki Hayabusa (2008-2016)\n\nUpgrade your Suzuki Hayabusa's engine performance with this Wossner forged piston kit. Designed for high-performance applications, this kit ensures reliability and durability even under extreme operating conditions. Manufactured in Germany to exacting standards, these pistons are built to deliver superior power and efficiency.\n\n**Key Features:**\n\n\t\n- Forged 3-ring piston design for enhanced strength and performance.\n\t\n- Optimized for superior heat dissipation from the combustion chamber to the cylinder wall.\n\t\n- Elliptical piston shape ensures uniform expansion and even thrust load distribution, minimizing stress.\n\t\n- Helps to minimize the risk of localized pressure points and potential piston collapse.\n\t\n- Precision manufactured in Germany for exceptional quality and reliability.\n\t\n- Reduced compression ratio suitable for turbocharging or high-power engine builds.\n\n**Specifications:**\n\n\t\n- Bore Size: 81.00mm (Standard)\n\t\n- Piston Kit Code: Wossner K8733DA-4\n\t\n- Included Clip Part Number: CW18\n\t\n- Piston Pin: WP054\n\t\n- Ring Set: RIK81.00A\n\t\n- Available Displacement Options: 1340 / 1406 / 1440 / 1474 cm&sup3;\n\t\n- Stroke: 63.00 mm\n\t\n- Recommended Clearance: 0.07 mm\n\t\n- Wossner Compression Ratio: 9.00:1\n\t\n- OEM Compression Ratio: 11.00:1\n\t\n- Dome Volume: -17.80 cm&sup3;\n\t\n- Compression Height: 24.00 mm\n\nThis kit is supplied as a set of four pistons, offering a significant upgrade for the performance enthusiast.","weightGrams":null,"fitments":[{"make":"SUZUKI","model":"GSX R HAYABUSA 1300","cc":null,"notes":null,"years":"2008–2015"}],"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-hayabusa-81-wossner-k8733da-4-suzuki-2008-2016-displ-1340cc","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/d197b6b0ec41:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/d197b6b0ec41:1"}},"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."]}}