{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"69247e26c4b4","name":"PISTON KIT 76-81 YAMAHA MX YZ 125 56.5mm 0.5mm OVER VINTCO PSY01-0.5","sku":"VIN-PSY01-0.5","brand":"Vintco","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":121.9,"formatted":"£121.90"},"summary":"VintCo Piston Kit 56.5mm 0.5mm Over. This kit for vintage 2-stroke engines includes piston, rings, pin, and clips. Wrist pin bearing sold separately. Bore size 56.5 mm, Oversize +0.5 mm, Piston diameter 56.44 mm, Recommended clearance 0.06 mm. Piston construction is forged with MoS2 coating. Manufactured in Germany. VintCo Part Number PSY01-0.5. Cross-Reference OEM Part Numbers: 537-11636-02-00, 2K6-11636-00-00, 3R3-11636-00-00, 3N8-11636-00-00.","attributes":[],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/VIN-PSY01-0_2E5/a5ddb5c2f1bf324b.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/VIN-PSY01-0_2E5/a5ddb5c2f1bf324b.jpg"],"description":"VintCo Piston Kit 56.5mm 0.5mm Over. This kit for vintage 2-stroke engines includes piston, rings, pin, and clips. Wrist pin bearing sold separately. Bore size 56.5 mm, Oversize +0.5 mm, Piston diameter 56.44 mm, Recommended clearance 0.06 mm. Piston construction is forged with MoS2 coating. Manufactured in Germany. VintCo Part Number PSY01-0.5. Cross-Reference OEM Part Numbers: 537-11636-02-00, 2K6-11636-00-00, 3R3-11636-00-00, 3N8-11636-00-00.","descriptionMarkdown":"### VintCo Piston Kit - 56.5mm +0.5mm Oversize for Vintage Yamaha MX/YZ 125\n\nThis VintCo piston kit is a high-quality replacement assembly designed for 1976-1981 Yamaha MX125 and YZ125 vintage 2-stroke engines. Engineered for performance and durability, this kit provides the essential components needed to restore your engine's power and reliability. The MoS2 coating enhances lubrication and reduces friction, contributing to a longer piston life. Manufactured in Germany, this forged piston ensures superior strength and performance.\n\n**Key Features:**\n\n \n- Direct replacement piston kit for vintage Yamaha 2-stroke MX and YZ 125 models.\n \n- Includes a forged piston, piston rings, wrist pin, and retaining clips.\n \n- Features a MoS2 coating for improved lubrication and reduced wear.\n \n- Precisely machined to a 56.5mm bore size with a +0.5mm oversize.\n \n- Designed for optimal performance and longevity in demanding vintage applications.\n \n- Wrist pin bearing is sold separately.\n\n**Specifications:**\n\n \n- Oversize: +0.5 mm\n \n- Bore Size: 56.5 mm\n \n- Piston Diameter: 56.44 mm\n \n- Recommended Clearance: 0.06 mm\n \n- Piston Construction: Forged\n \n- Coating: MoS2\n \n- Country of Manufacture: Germany\n\n**Included Components:**\n\n \n- Piston\n \n- Piston Rings\n \n- Wrist Pin\n \n- Retaining Clips\n\n**Cross-Reference OEM Part Numbers:**\n\n \n- 537-11636-02-00\n \n- 2K6-11636-00-00\n \n- 3R3-11636-00-00\n \n- 3N8-11636-00-00","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"MX 125","cc":null,"notes":null,"years":"1976"},{"make":"YAMAHA","model":"YZ 125","cc":null,"notes":null,"years":"1976–1981"}],"collections":[],"links":{"page":"https://www.2brosparts.com/products/piston-kit-76-81-yamaha-mx-yz-125-565mm-05mm-over-vintco-psy01-05","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/69247e26c4b4:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/69247e26c4b4:1"}},"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. 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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."]}}