{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"54361c079191","name":"CYLINDER SLEEVE 77-77 YAMAHA YZ 80 49mm VINTCO SLY11B","sku":"VIN-SLY11B","brand":"Vintco","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":158.11,"formatted":"£158.11"},"summary":"Replacement cylinder sleeve for vintage Yamaha YZ80 engines, intended for rebuilding worn or damaged cylinders. Designed for installation by an experienced and qualified machinist, with correctly angled ports to reduce port-matching work. Can be bored and honed to suit the stock-size VintCo piston kit. Produced using modern manufacturing techniques for OEM-style fitment and performance. VintCo Part Number: SLY11B. Material: Cast iron. Country of Manufacture: USA. Compatible Piston Part Number: PSY11-00. Bore: 49 mm. Height: 100.6 mm. Outside Diameter: 58.4 mm. Flange Outside Diameter: 61 mm. Flange Height: 3.8 mm. Wall Thickness: 5.1 mm. Intake: 21 mm. Exhaust Port Location: 22.6 mm.","attributes":[],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/VIN-SLY11B/fc12643e634d8cf0.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/VIN-SLY11B/fc12643e634d8cf0.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/VIN-SLY11B/2ac53310f03eef03.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/VIN-SLY11B/ad93b96c9c6614dc.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/VIN-SLY11B/98ac66ca11c9574f.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/VIN-SLY11B/bb2e93a2403120d4.jpg"],"description":"Replacement cylinder sleeve for vintage Yamaha YZ80 engines, intended for rebuilding worn or damaged cylinders. Designed for installation by an experienced and qualified machinist, with correctly angled ports to reduce port-matching work. Can be bored and honed to suit the stock-size VintCo piston kit. Produced using modern manufacturing techniques for OEM-style fitment and performance. VintCo Part Number: SLY11B. Material: Cast iron. Country of Manufacture: USA. Compatible Piston Part Number: PSY11-00. Bore: 49 mm. Height: 100.6 mm. Outside Diameter: 58.4 mm. Flange Outside Diameter: 61 mm. Flange Height: 3.8 mm. Wall Thickness: 5.1 mm. Intake: 21 mm. Exhaust Port Location: 22.6 mm.","descriptionMarkdown":"### VintCo Replacement Cylinder Sleeve for Vintage Yamaha YZ80\n\nRestore your classic Yamaha YZ80 with this high-quality VintCo cylinder sleeve. Specifically designed as a replacement liner for the 1977 model year, this sleeve is the ideal solution for rebuilding worn or damaged original cylinders, especially when complete replacements are scarce. Manufactured in the USA from durable cast iron, it utilizes modern production techniques to ensure precise fitment and reliable performance.\n\nThis VintCo cylinder sleeve features correctly angled ports, a thoughtful design element that significantly reduces the need for complex port-matching procedures during installation. This streamlines the rebuilding process for qualified mechanics. The sleeve's dimensions are meticulously provided, enabling an experienced and qualified machinist to bore and hone it to perfectly match the stock-size VintCo piston kit, ensuring optimal engine function.\n\n**Key Features:**\n\n \n- Direct replacement cylinder sleeve for vintage Yamaha YZ80 engines.\n \n- Essential for rebuilding worn or damaged original cylinders.\n \n- Designed for installation by experienced and qualified machinists.\n \n- Pre-angled ports minimize port-matching labor during installation.\n \n- Can be bored and honed to precisely fit the stock-size VintCo piston kit.\n \n- Manufactured using modern techniques for exceptional OEM-style fitment and performance.\n \n- Constructed from durable cast iron for longevity.\n \n- Made in the USA for superior quality control.\n\n**Specifications:**\n\n \n- Product Type: Cylinder Sleeve\n \n- Material: Cast iron\n \n- Country of Manufacture: USA\n \n- Bore: 49 mm\n \n- Height: 100.6 mm\n \n- Outside Diameter: 58.4 mm\n \n- Flange Outside Diameter: 61 mm\n \n- Flange Height: 3.8 mm\n \n- Wall Thickness: 5.1 mm\n \n- Intake Port Diameter: 21 mm\n \n- Exhaust Port Location: 22.6 mm","weightGrams":null,"fitments":[{"make":"YAMAHA","model":"YZ 80","cc":null,"notes":null,"years":"1977"}],"collections":[],"links":{"page":"https://www.2brosparts.com/products/cylinder-sleeve-77-77-yamaha-yz-80-49mm-vintco-sly11b","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/54361c079191:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/54361c079191:1"}},"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."]}}