{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"8c4c0c6d4848","name":"HONDA CRF 250R 2016 - 2017 GRADE C 76.78mm HIGH COMPRESSION 14.3:1","sku":"V.4120C","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":291.52,"formatted":"£291.52"},"summary":"Vertex high compression piston for four-stroke engines. Forged from 2618 aluminum alloy. Features a Molybdenum Disulphide MOS2 coating on the piston skirt for reduced wear and aided break-in. Grade C, 76.78mm bore, 14.3:1 compression ratio.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-crf-250r-2016-2017-grade-c-76.78mm-high-compression-14.3-1-7604-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-crf-250r-2016-2017-grade-c-76.78mm-high-compression-14.3-1-7604-p.jpg"],"description":"Vertex high compression piston for four-stroke engines. Forged from 2618 aluminum alloy. Features a Molybdenum Disulphide MOS2 coating on the piston skirt for reduced wear and aided break-in. Grade C, 76.78mm bore, 14.3:1 compression ratio.","descriptionMarkdown":"### Vertex High Compression Four-Stroke Piston - Grade C\n\nEnhance the power and efficiency of your engine with the Vertex High Compression Four-Stroke Piston. Engineered for riders who demand peak performance, this precision-crafted piston is designed to withstand the intense pressures and high heat associated with modern four-stroke engine operation.\n\nEach piston is forged from premium 2618 aluminum alloy, ensuring superior structural integrity and longevity. By utilizing specialized piston profiles, this component helps maximize output while effectively reducing blow-by and oil consumption. The Grade C specification provides the necessary tolerance adjustment required for a precise cylinder fit, ensuring your engine runs at its optimal potential.\n\n### Key Features\n\n \n- High Compression Ratio: Engineered with a 14.3:1 compression ratio to significantly boost engine power.\n \n- Forged 2618 Aluminum: Constructed from high-strength alloy to endure the rigors of high-performance riding.\n \n- Molybdenum Disulphide (MOS2) Coating: Each piston skirt features a specialized MOS2 coating to reduce internal friction, minimize wear, and assist in a smoother engine break-in process.\n \n- Precision Sizing: Grade C sizing (76.78mm) allows for a tighter, more efficient seal within the cylinder, improving compression and overall performance.\n \n- Optimized Performance: Designed to maintain peak power output and reliability under demanding track and trail conditions.\n\nWhether you are maintaining your bike for competitive racing or looking to restore engine performance, this Vertex piston is a reliable choice for achieving consistent power delivery.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/honda-crf-250r-2016-2017-grade-c-7678mm-high-compression-1431","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/8c4c0c6d4848:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/8c4c0c6d4848:1"}},"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."]}}