{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"e942943104c3","name":"HONDA CRF 450R 2009 - 2012 BIG BORE 99mm 480cc 12.0:1","sku":"V.3534","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":259.12,"formatted":"£259.12"},"summary":"Vertex four-stroke pistons are forged from high-quality 2618 aluminum alloy. These pistons are designed to handle the demands of modern four-stroke engines. The piston skirt features a Molybdenum Disulphide (MOS2) coating to assist with break-in and reduce wear. Vertex offers unique piston profiles and compression ratios in A, B, C, and D sizes, with 0.01mm variations to ensure a precise fit with the cylinder for optimal power and performance while minimizing blow-by and oil consumption. This piston has a bore size of 99mm and a displacement of 480cc with a 12.0:1 compression ratio.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-crf-450r-2009-2012-big-bore-99mm-480cc-12.0-1-7626-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-crf-450r-2009-2012-big-bore-99mm-480cc-12.0-1-7626-p.jpg"],"description":"Vertex four-stroke pistons are forged from high-quality 2618 aluminum alloy. These pistons are designed to handle the demands of modern four-stroke engines. The piston skirt features a Molybdenum Disulphide (MOS2) coating to assist with break-in and reduce wear. Vertex offers unique piston profiles and compression ratios in A, B, C, and D sizes, with 0.01mm variations to ensure a precise fit with the cylinder for optimal power and performance while minimizing blow-by and oil consumption. This piston has a bore size of 99mm and a displacement of 480cc with a 12.0:1 compression ratio.","descriptionMarkdown":"### Vertex 99mm Big Bore 480cc Piston Kit\n\nUpgrade your engine performance with the Vertex Big Bore 480cc piston. Precision engineered for riders who demand maximum power and reliability, this 99mm piston is designed to handle the high pressures and extreme conditions of modern four-stroke engines.\n\nEvery Vertex piston is forged from high-quality 2618 aluminum alloy, ensuring exceptional strength and durability. To minimize friction and assist during the break-in process, the piston skirt is finished with a specialized Molybdenum Disulphide (MOS2) coating. This advanced coating significantly reduces wear, promoting a longer engine lifespan and consistent performance throughout the power band.\n\n### Key Features\n\n \n- High-Performance Construction: Forged from premium 2618 aluminum alloy for superior structural integrity.\n \n- MOS2 Skirt Coating: Unique Molybdenum Disulphide coating reduces friction, aids break-in, and minimizes wear.\n \n- Precision Engineering: Designed for optimal compression and power delivery in high-output engines.\n \n- Engineered for Excellence: Vertex piston profiles are developed to maximize combustion efficiency while reducing oil consumption and blow-by.\n\nWhether you are looking to revitalize a tired engine or seeking a significant power increase, this Big Bore piston provides the quality and performance consistency expected from Vertex, a leader in four-stroke piston technology.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/honda-crf-450r-2009-2012-big-bore-99mm-480cc-1201","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/e942943104c3:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/e942943104c3:1"}},"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."]}}