{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"28a8ef959954","name":"YAMAHA YFM RAPTOR / GRIZZLY 660 2001-2005 BIG BORE 101.93mm STROKER PISTON","sku":"V.3624","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":323.92,"formatted":"£323.92"},"summary":"Vertex four-stroke pistons are forged from high-quality 2618 aluminum alloy, suitable for modern four-stroke engines. Each piston features a Molybdenum Disulphide (MOS2) coating on the skirt for break-in and reduced wear. Vertex offers unique piston profiles and compression ratios in A, B, C, and D sizes, varying by 0.004 inches, to ensure a precise fit within the cylinder for maximized power, reduced blow-by, and lower oil consumption. This piston is 101.93mm.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/yamaha-yfm-raptor-grizzly-660-2001-2005-big-bore-101.93mm-stroker-piston-7183-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/yamaha-yfm-raptor-grizzly-660-2001-2005-big-bore-101.93mm-stroker-piston-7183-p.jpg"],"description":"Vertex four-stroke pistons are forged from high-quality 2618 aluminum alloy, suitable for modern four-stroke engines. Each piston features a Molybdenum Disulphide (MOS2) coating on the skirt for break-in and reduced wear. Vertex offers unique piston profiles and compression ratios in A, B, C, and D sizes, varying by 0.004 inches, to ensure a precise fit within the cylinder for maximized power, reduced blow-by, and lower oil consumption. This piston is 101.93mm.","descriptionMarkdown":"### Vertex Big Bore 101.93mm Stroker Piston\n\nEnhance the performance of your engine with the Vertex Big Bore 101.93mm Stroker Piston. Engineered for riders who demand superior power and reliability, this piston is designed to withstand the high pressures and rigorous demands of modern four-stroke engines.\n\nVertex pistons are manufactured using high-quality 2618 aluminum alloy through a precision forging process. This construction ensures maximum structural integrity and long-term durability under intense operating conditions. Every piston is finished with a specialized Molybdenum Disulphide (MOS2) coating on the skirt, which effectively reduces friction, minimizes wear, and assists significantly during the engine break-in period.\n\n### Key Features\n\n \n- Forged Aluminum Construction: Produced from premium 2618 aluminum alloy for exceptional strength and heat resistance.\n \n- MOS2 Skirt Coating: Features a Molybdenum Disulphide coating to decrease surface friction and improve wear resistance.\n \n- Precision Engineering: Designed with unique piston profiles to optimize combustion efficiency.\n \n- Performance Optimized: Engineered specifically for big bore and stroker applications to maximize power output.\n \n- Reduced Blow-By: The precise sizing helps ensure a better seal, reducing oil consumption and maintaining consistent compression.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/yamaha-yfm-raptor-grizzly-660-2001-2005-big-bore-10193mm-stroker-piston","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/28a8ef959954:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/28a8ef959954:1"}},"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."]}}