{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"bc40dc3b802e","name":"PISTON KIT BULTACO TS250 74.00, WOSSNER 8291D200","sku":"56-W971.200.WO","brand":"Wossner","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":144.97,"formatted":"£144.97"},"summary":"Wossner forged piston kit with a 74.00mm nominal bore (actual 73.94mm) for two-stroke applications. Features a forged piston design for increased strength and longevity, engineered for efficient heat transfer and reduced thermal stress, and an elliptical skirt profile to minimise friction and prevent piston collapse. Manufactured in Germany with high-precision standards. Specifications include a bore size of 74.00mm (actual 73.94mm), stroke of 60.00mm, clearance of 0.06mm, Wossner compression ratio of 2 stroke, OEM compression ratio of 2 stroke, compression height of 29.00mm, lock part number CW16, pin part number WP027, and ring set part number RSB7350.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Pistons & Kits"},{"label":"General Size","value":"74.00mm"},{"label":"Variant Id","value":"258519"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W971_2E200_2EWO/7ca1bf7f807401ca.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/56-W971_2E200_2EWO/7ca1bf7f807401ca.jpg"],"description":"Wossner forged piston kit with a 74.00mm nominal bore (actual 73.94mm) for two-stroke applications. Features a forged piston design for increased strength and longevity, engineered for efficient heat transfer and reduced thermal stress, and an elliptical skirt profile to minimise friction and prevent piston collapse. Manufactured in Germany with high-precision standards. Specifications include a bore size of 74.00mm (actual 73.94mm), stroke of 60.00mm, clearance of 0.06mm, Wossner compression ratio of 2 stroke, OEM compression ratio of 2 stroke, compression height of 29.00mm, lock part number CW16, pin part number WP027, and ring set part number RSB7350.","descriptionMarkdown":"### Wossner Forged Piston Kit - 74.00mm Bore\n\nThis Wossner forged piston kit is engineered for superior performance and durability in two-stroke engines. With a nominal bore size of 74.00mm (actual measurement 73.94mm), this piston is ideal for precision engine rebuilds where reliability and optimal fit are paramount.\n\n#### Key Features\n\n \n- Forged Piston Design: Offers enhanced strength and extended longevity compared to cast pistons.\n \n- Optimized Heat Transfer: Engineered to efficiently manage heat, reducing thermal stress on the engine.\n \n- Elliptical Skirt Profile: Minimizes friction during operation and helps prevent piston collapse for consistent performance.\n \n- High-Precision Manufacturing: Proudly manufactured in Germany to exacting standards, ensuring quality and reliability.\n\n#### Specifications\n\n \n- Bore Size: 74.00mm (actual 73.94mm)\n \n- Stroke: 60.00 mm\n \n- 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: RSB7350","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-ts250-7400-wossner-8291d200","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/bc40dc3b802e:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/bc40dc3b802e: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."]}}