{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"af4178c922b2","name":"Husqvarna CR/WR 250 1985-1991 Grade C/D 69.96mm SINGLE RING","sku":"V.1757 C/D","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":false,"stock":0,"price":{"amount":202.42,"formatted":"£202.42"},"summary":"Vertex two-stroke pistons are gravity cast from an aluminum alloy with 18% silicon content. This high silicon content offers several benefits for two-stroke engines: it decreases thermal expansion, allowing for tighter tolerances and improved power and performance with less susceptibility to rattling or breaking. Silicon also provides better wear characteristics and prolongs piston life by reducing skirt wear. This piston is a Grade C/D with a 69.96mm bore and a single ring.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/husqvarna-cr-wr-250-1985-1991-grade-c-d-69.96mm-single-ring-1356-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/husqvarna-cr-wr-250-1985-1991-grade-c-d-69.96mm-single-ring-1356-p.jpg"],"description":"Vertex two-stroke pistons are gravity cast from an aluminum alloy with 18% silicon content. This high silicon content offers several benefits for two-stroke engines: it decreases thermal expansion, allowing for tighter tolerances and improved power and performance with less susceptibility to rattling or breaking. Silicon also provides better wear characteristics and prolongs piston life by reducing skirt wear. This piston is a Grade C/D with a 69.96mm bore and a single ring.","descriptionMarkdown":"### Vertex Two-Stroke Performance Piston 69.96mm\n\nUpgrade your engine reliability with this premium Vertex two-stroke piston. Engineered specifically for high-performance two-stroke applications, this piston is gravity cast from a high-quality aluminum alloy containing 18% silicon. This specialized composition is essential for maintaining performance and longevity in demanding engine environments.\n\nVertex pistons are designed to address the unique thermal and mechanical stresses placed on two-stroke internal components. By utilizing a high silicon content, these pistons provide superior structural integrity and wear resistance throughout the entire power band.\n\n### Key Features\n\n \n- Advanced Silicon Alloy: Contains 18% silicon, which significantly decreases thermal expansion. This allows for tighter operating tolerances compared to forged alternatives, resulting in improved power delivery and performance.\n \n- Reduced Mechanical Noise: Precision manufacturing helps minimize piston rattling and ensures a smooth, consistent operation.\n \n- Extended Service Life: The material composition provides excellent wear characteristics, significantly prolonging the lifespan of the piston skirt and reducing overall engine wear.\n \n- Optimized for Two-Strokes: Specifically developed for the unique combustion pressures of two-stroke engines, providing the ideal balance between weight and durability.\n \n- Single Ring Design: Engineered for reduced friction and improved ring-to-cylinder sealing.\n\nWhether you are performing a routine rebuild or seeking to restore peak performance to your engine, Vertex pistons offer the professional-grade quality required for reliable results. Ensure your engine is equipped with components that handle operating temperatures with stability and precision.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/husqvarna-crwr-250-1985-1991-grade-cd-6996mm-single-ring","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."]}}