{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"840026033977","name":"HONDA CRF 250 2010-2013 GRADE B 76.77mm HIGH COMPRESSION 14.1:1","sku":"V.3561B","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":291.52,"formatted":"£291.52"},"summary":"Vertex four-stroke pistons are forged from 2618 aluminum alloy to withstand high pressures in modern four-stroke engines. Pistons feature a Molybdenum Disulphide MOS2 coating on the skirt to aid break-in and reduce wear. Vertex pistons offer unique profiles and compression ratios in A, B, C, and D sizes, with 0.01mm variations for optimal cylinder fit, maximizing power and performance while reducing blow-by and oil consumption. This is a Grade B piston with a 76.77mm bore and 14.1:1 compression ratio.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-crf-250-2010-2013-grade-b-76.77mm-high-compression-14.1-1-3557-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-crf-250-2010-2013-grade-b-76.77mm-high-compression-14.1-1-3557-p.jpg"],"description":"Vertex four-stroke pistons are forged from 2618 aluminum alloy to withstand high pressures in modern four-stroke engines. Pistons feature a Molybdenum Disulphide MOS2 coating on the skirt to aid break-in and reduce wear. Vertex pistons offer unique profiles and compression ratios in A, B, C, and D sizes, with 0.01mm variations for optimal cylinder fit, maximizing power and performance while reducing blow-by and oil consumption. This is a Grade B piston with a 76.77mm bore and 14.1:1 compression ratio.","descriptionMarkdown":"### Vertex High Compression Four-Stroke Piston\n\nUpgrade your engine performance with the Vertex high compression piston. Engineered for riders who demand power and reliability, this piston is designed to withstand the intense pressures and high-performance requirements of modern four-stroke engines.\n\nVertex pistons are precision-forged from premium 2618 aluminum alloy, providing an exceptional strength-to-weight ratio. This high-compression design is specifically developed to optimize combustion efficiency, helping you extract maximum power from your machine.\n\n### Key Features\n\n \n- High Compression Ratio: Engineered at 14.1:1 to significantly boost engine power and throttle response.\n \n- Premium Materials: Forged from high-quality 2618 aluminum alloy for superior durability under extreme thermal loads.\n \n- MOS2 Skirt Coating: Features a specialized Molybdenum Disulphide coating to minimize friction, reduce wear, and assist in a smoother engine break-in process.\n \n- Precision Engineering: Manufactured to specific size tolerances to ensure a perfect fit within the cylinder, effectively reducing blow-by and oil consumption.\n \n- Grade B Sizing: Designed with a 76.77mm diameter to provide the exact clearance needed for peak performance.\n\nBy utilizing advanced piston profiles, Vertex ensures that your engine maintains optimal compression throughout its operating range. Whether you are racing or looking for a performance edge on the track, this high-compression piston is an essential component for engine refurbishment and power optimization.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/honda-crf-250-2010-2013-grade-b-7677mm-high-compression-1411","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/840026033977:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/840026033977:1"}},"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."]}}