{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"f55148af4db3","name":"PISTON KIT 73-75 YAMAHA RD 250 55.0mm 1.0mm OVER VINTCO PSY17-1.0","sku":"VIN-PSY17-1.0","brand":"Vintco","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":152.3,"formatted":"£152.30"},"summary":"VintCo PSY17-1.0 is a piston kit for vintage 2-stroke Yamaha RD250 engine rebuilds. This kit includes one complete piston assembly featuring the piston, rings, pin, and clips. It is manufactured with modern materials and production techniques, offering OEM-style fitment and performance. The piston is forged in Germany and features an MoS2 coating for running-in. A wrist pin bearing is available separately. Piston diameter is 55.0 mm with a +1.0 mm oversize, measuring 54.93 mm. Clearance is 0.07 mm. VintCo part number is PSY17-1.0.","attributes":[],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/VIN-PSY17-1_2E0/c606325001539d4b.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/VIN-PSY17-1_2E0/c606325001539d4b.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/VIN-PSY17-1_2E0/edebe810b2846c65.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/VIN-PSY17-1_2E0/298cdebb76c70d80.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/VIN-PSY17-1_2E0/a46e3d040a20cb78.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/VIN-PSY17-1_2E0/b7a5070adbbf6d13.jpg"],"description":"VintCo PSY17-1.0 is a piston kit for vintage 2-stroke Yamaha RD250 engine rebuilds. This kit includes one complete piston assembly featuring the piston, rings, pin, and clips. It is manufactured with modern materials and production techniques, offering OEM-style fitment and performance. The piston is forged in Germany and features an MoS2 coating for running-in. A wrist pin bearing is available separately. Piston diameter is 55.0 mm with a +1.0 mm oversize, measuring 54.93 mm. Clearance is 0.07 mm. VintCo part number is PSY17-1.0.","descriptionMarkdown":"### VintCo Piston Kit 55.0mm +1.0mm Oversize for Yamaha RD250\n\nRevitalize your vintage 2-stroke Yamaha RD250 with this high-quality VintCo Piston Kit. Designed specifically for 1973-1975 models, this kit is engineered to provide OEM-style fitment and performance, ensuring your classic motorcycle runs as smoothly as the day it left the factory.\n\nEach piston assembly is meticulously crafted using modern materials and advanced production techniques. The forged piston construction, manufactured in Germany, offers superior durability and reliability. For enhanced running-in performance and reduced friction, the piston features an MoS2 coating.\n\n**Key Features:**\n\n \n- Complete Piston Assembly: Includes piston, rings, wrist pin, and clips for a comprehensive rebuild.\n \n- Forged Piston Construction: Provides exceptional strength and longevity.\n \n- MoS2 Coating: Facilitates smooth break-in and improved performance.\n \n- German Manufacturing: Ensures high-quality craftsmanship and materials.\n \n- Designed for Vintage 2-Stroke Engines: Specifically tailored for Yamaha RD250 models.\n \n- OEM-Style Fitment and Performance: Aims to replicate original specifications for a precise installation and optimal running.\n \n- Note: Wrist pin bearing is sold separately.\n\n**Specifications:**\n\n \n- Product Type: Piston Kit\n \n- Piston Diameter: 55.0 mm\n \n- Oversize: +1.0 mm\n \n- Piston Size: 54.93 mm\n \n- Clearance: 0.07 mm\n \n- Coating: MoS2\n \n- Country of Manufacture: Germany","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"RD 250","cc":null,"notes":null,"years":"1973–1975"}],"collections":[],"links":{"page":"https://www.2brosparts.com/products/piston-kit-73-75-yamaha-rd-250-550mm-10mm-over-vintco-psy17-10","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/f55148af4db3:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/f55148af4db3:1"}},"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."]}}