{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"442ec8af2cff","name":"HONDA CRF 250R 2004-2007 GRADE B 77.96mm HIGH COMPRESSION 13.4:1","sku":"V.3113B","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":291.52,"formatted":"£291.52"},"summary":"Vertex 23113B piston for four-stroke engines is forged from high-quality 2618 aluminum alloy. Features a Molybdenum Disulphide MOS2 coating on the piston skirt for reduced wear and aid in break-in. Vertex pistons offer unique profiles and compression ratios in A, B, C, and D sizes with 0.01mm variations for a precise fit to the cylinder, maximizing power and performance while reducing blow-by and oil consumption. This is a Grade B piston with a 77.96mm bore and 13.4:1 compression ratio.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-crf-250r-2004-2007-grade-b-77.96mm-high-compression-13.4-1-3544-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-crf-250r-2004-2007-grade-b-77.96mm-high-compression-13.4-1-3544-p.jpg"],"description":"Vertex 23113B piston for four-stroke engines is forged from high-quality 2618 aluminum alloy. Features a Molybdenum Disulphide MOS2 coating on the piston skirt for reduced wear and aid in break-in. Vertex pistons offer unique profiles and compression ratios in A, B, C, and D sizes with 0.01mm variations for a precise fit to the cylinder, maximizing power and performance while reducing blow-by and oil consumption. This is a Grade B piston with a 77.96mm bore and 13.4:1 compression ratio.","descriptionMarkdown":"### Vertex High Compression Four-Stroke Piston\n\nEngineered for riders who demand superior power and reliability, the Vertex four-stroke piston is designed to withstand the intense pressures of modern high-performance engines. Crafted from premium 2618 aluminum alloy, this forged piston offers exceptional durability and strength under race conditions.\n\nVertex pistons are engineered with specialized profiles and precise sizing to ensure an optimal fit within your cylinder. This high-compression design, featuring a 13.4:1 ratio, is specifically developed to maximize combustion efficiency and increase overall engine output.\n\n### Key Features\n\n \n- High-Performance Material: Forged from high-quality 2618 aluminum alloy for maximum structural integrity.\n \n- MOS2 Skirt Coating: Features a Molybdenum Disulphide coating to reduce friction, minimize wear, and assist in a smoother break-in process.\n \n- Precision Sizing: Engineered with exacting tolerances at 77.96mm (Grade B) to ensure a perfect cylinder seal, reducing oil consumption and blow-by.\n \n- Optimized Compression: Designed with a 13.4:1 compression ratio to boost horsepower and throttle response.\n \n- Advanced Engineering: Unique piston profiles designed to meet the rigorous demands of modern four-stroke engine configurations.\n\nWhether you are performing a top-end rebuild or looking to upgrade your engine performance, this Vertex piston provides the precision engineering required for consistent power delivery and engine longevity.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/honda-crf-250r-2004-2007-grade-b-7796mm-high-compression-1341","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/442ec8af2cff:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/442ec8af2cff: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."]}}