{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"cbf1c010a0c2","name":"YAMAHA YFM RAPTOR / GRIZZLY 660 2001-2008 GRADE A 99.95mm STANDARD COMPRESSION 9.9:1","sku":"V.3104","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":210.52,"formatted":"£210.52"},"summary":"Vertex four-stroke pistons are forged from high-quality 2618 aluminum alloy. They are designed to handle the demands of modern four-stroke engines. Vertex pistons feature a Molybdenum Disulphide MOS2 coating on the piston skirt to aid in break-in and reduce wear. Vertex pistons are available in A, B, C, and D sizes, with variations of 0.004 inches, to ensure a precise fit within the cylinder. This precise sizing maximizes power and performance while reducing blow-by and oil consumption. This piston has a bore size of 99.95mm and a standard compression ratio of 9.9:1.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/yamaha-yfm-raptor-grizzly-660-2001-2008-grade-a-99.95mm-standard-compression-9.9-1-6355-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/yamaha-yfm-raptor-grizzly-660-2001-2008-grade-a-99.95mm-standard-compression-9.9-1-6355-p.jpg"],"description":"Vertex four-stroke pistons are forged from high-quality 2618 aluminum alloy. They are designed to handle the demands of modern four-stroke engines. Vertex pistons feature a Molybdenum Disulphide MOS2 coating on the piston skirt to aid in break-in and reduce wear. Vertex pistons are available in A, B, C, and D sizes, with variations of 0.004 inches, to ensure a precise fit within the cylinder. This precise sizing maximizes power and performance while reducing blow-by and oil consumption. This piston has a bore size of 99.95mm and a standard compression ratio of 9.9:1.","descriptionMarkdown":"### Vertex High-Performance Four-Stroke Piston\n\nEngineered for riders who demand reliability and power, the Vertex four-stroke piston is a premium component designed to withstand the intense pressures of modern high-performance engines. Crafted from high-quality 2618 aluminum alloy, this forged piston offers superior strength and durability compared to standard cast alternatives.\n\nVertex ensures precision engineering with their unique piston profiles, allowing for an exact fit that maximizes output while minimizing oil consumption and blow-by. This Grade A piston features a standard compression ratio of 9.9:1 and a diameter of 99.95mm, providing a perfect balance between power delivery and engine longevity.\n\n### Key Features\n\n \n- Advanced Alloy Construction: Forged from high-grade 2618 aluminum for maximum structural integrity under high-heat conditions.\n \n- Molybdenum Disulphide Coating: Each piston skirt is treated with a specialized MOS2 coating to reduce friction, aid in the break-in process, and minimize long-term wear.\n \n- Precision Sizing: Engineered with specific profiles to ensure an optimal cylinder seal, improving engine efficiency and throttle response.\n \n- Proven Durability: Designed to meet the rigorous demands of four-stroke engines, providing consistent performance throughout the engine's service life.\n\nWhether you are performing a top-end rebuild or looking for an upgrade for your engine, this Vertex piston provides the reliable foundation needed for peak mechanical performance.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/yamaha-yfm-raptor-grizzly-660-2001-2008-grade-a-9995mm-standard-compression-991","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/cbf1c010a0c2:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/cbf1c010a0c2:1"}},"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."]}}