{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"510a02098411","name":"PISTON KIT BULTACO TS250 73.00, WOSSNER 8291D100","sku":"56-W971.100.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":144.97,"formatted":"£144.97"},"summary":"Wossner 8291D100 piston kit for Bultaco TS250. Features a 73.00mm nominal bore (actual 72.94mm) and is engineered for durability and efficiency in two-stroke applications. Forged aluminium piston for high strength and durability. Elliptical shape improves heat distribution and minimises localised stress. Precision-machined for efficient combustion and reduced risk of piston collapse. Manufactured in Germany with strict quality controls. Specifications include 73.00mm bore size (actual 72.94mm), 60.00 mm stroke, 0.06 mm clearance, 2 stroke compression ratio for Wossner and OEM, 29.00 mm compression height, CW16 lock part number, WP027 pin part number, and RSB7300 ring set part number.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"73.00mm"},{"label":"Variant Id","value":"258517"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W971_2E100_2EWO/7ca1bf7f807401ca.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W971_2E100_2EWO/7ca1bf7f807401ca.jpg"],"description":"Wossner 8291D100 piston kit for Bultaco TS250. Features a 73.00mm nominal bore (actual 72.94mm) and is engineered for durability and efficiency in two-stroke applications. Forged aluminium piston for high strength and durability. Elliptical shape improves heat distribution and minimises localised stress. Precision-machined for efficient combustion and reduced risk of piston collapse. Manufactured in Germany with strict quality controls. Specifications include 73.00mm bore size (actual 72.94mm), 60.00 mm stroke, 0.06 mm clearance, 2 stroke compression ratio for Wossner and OEM, 29.00 mm compression height, CW16 lock part number, WP027 pin part number, and RSB7300 ring set part number.","descriptionMarkdown":"### Wossner Piston Kit for Bultaco TS250\n\nEnhance the performance and longevity of your Bultaco TS250 with this high-quality Wossner forged piston kit. Engineered for demanding two-stroke applications, this piston is designed to optimize combustion and withstand rigorous operating conditions.\n\n**Key Features:**\n\n \n- Forged aluminium construction ensures superior strength and durability.\n \n- Elliptical piston shape promotes even heat distribution, minimizing stress points and reducing the risk of collapse.\n \n- Precision machining guarantees efficient combustion and optimal engine performance.\n \n- Manufactured in Germany under strict quality control standards for reliability.\n\n**Specifications:**\n\n \n- Nominal Bore Size: 73.00mm (Actual Bore Size: 72.94mm)\n \n- Stroke: 60.00 mm\n \n- Piston Clearance: 0.06 mm\n \n- Compression Height: 29.00 mm\n \n- Lock Part Number: CW16\n \n- Pin Part Number: WP027\n \n- Ring Set Part Number: RSB7300\n \n- Designed for two-stroke engines.","weightGrams":null,"fitments":[{"make":"BULTACO","model":"TS 250","cc":null,"notes":null,"years":"1970"}],"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-bultaco-ts250-7300-wossner-8291d100","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/510a02098411:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/510a02098411:1"}},"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."]}}