{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"7efed74bf760","name":"PISTON KIT XT350 TT350 87.00, FORGED WOSSNER 8502D100","sku":"56-W4674+10.W","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":false,"stock":0,"price":{"amount":195.02,"formatted":"£195.02"},"summary":"Wossner 87mm Bore Piston Kit 8502D100. High-strength forged piston construction with optimized heat transfer and elliptical design for even load distribution. Manufactured in Germany. Bore Size: 87mm. Actual Bore Diameter: 86.93mm. Compression Ratio: OEM 9.00:1. Displacement: 346cc. Stroke: 59.60mm. Clearance: 0.07mm. Dome Volume: -2.80cm&sup3;. Compression Height: 22.20mm. Cross-Reference OEM Part Numbers: Lock P/N CW19, Pin P/N WP050, Ring Set P/N 870XSY.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"87mm"},{"label":"Variant Id","value":"255878"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4674_2B10_2EW/c8f69e3c0569f528.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4674_2B10_2EW/c8f69e3c0569f528.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4674_2B10_2EW/ee378da766fa50e5.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4674_2B10_2EW/de3df33cf78dc46a.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W4674_2B10_2EW/8c814fab58195b71.jpg"],"description":"Wossner 87mm Bore Piston Kit 8502D100. High-strength forged piston construction with optimized heat transfer and elliptical design for even load distribution. Manufactured in Germany. Bore Size: 87mm. Actual Bore Diameter: 86.93mm. Compression Ratio: OEM 9.00:1. Displacement: 346cc. Stroke: 59.60mm. Clearance: 0.07mm. Dome Volume: -2.80cm&sup3;. Compression Height: 22.20mm. Cross-Reference OEM Part Numbers: Lock P/N CW19, Pin P/N WP050, Ring Set P/N 870XSY.","descriptionMarkdown":"### Wossner 87mm Forged Piston Kit for Yamaha TT350 and XT350\n\nUpgrade your engine's performance and durability with the Wossner 87mm Bore Piston Kit. This high-performance forged piston is engineered for Yamaha TT350 and XT350 models, offering superior strength and optimized heat transfer for improved combustion efficiency. Its unique elliptical design ensures even load distribution across the piston surface, minimizing localized pressure and preventing premature wear or collapse. Manufactured to exacting standards in Germany, this piston kit maintains the original equipment manufacturer (OEM) compression ratio for reliable and consistent engine operation.\n\n#### Key Features:\n\n \n- High-strength forged piston construction for enhanced durability.\n \n- Optimized heat transfer design for improved combustion efficiency.\n \n- Elliptical piston design for even thrust load distribution and reduced stress.\n \n- Precision manufacturing in Germany ensures top quality.\n \n- Maintains OEM compression ratio for reliable performance.\n\n#### Specifications:\n\n \n- Bore Size: 87mm\n \n- Actual Bore Diameter: 86.93mm\n \n- Compression Ratio: OEM (9.00:1)\n \n- Displacement: 346cc\n \n- Stroke: 59.60mm\n \n- Clearance: 0.07mm\n \n- Dome Volume: -2.80cm&sup3;\n \n- Compression Height: 22.20mm\n\n#### Component Part Numbers:\n\n \n- Lock: CW19\n \n- Pin: WP050\n \n- Ring Set: 870XSY","weightGrams":null,"fitments":[],"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-xt350-tt350-8700-forged-wossner-8502d100","buyOneNow":null,"basketWithThis":null}},"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."]}}