{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"01d1061709e7","name":"HONDA CRF 250R 2020-2021 GRADE A 78.96mm STANDARD COMPRESSION 13.85:1","sku":"V.4516A","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":2,"price":{"amount":251.02,"formatted":"£251.02"},"summary":"Vertex A Grade piston for four-stroke engines. Forged from 2618 aluminum alloy. Features Molybdenum Disulphide (MOS2) coating on the piston skirt for reduced wear and aided break-in. Piston profile and compression ratio are standard. Diameter is 78.96mm. Compression ratio is 13.85:1.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-crf-250r-2020-grade-a-78.96mm-standard-compression-10447-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-crf-250r-2020-grade-a-78.96mm-standard-compression-10447-p.jpg"],"description":"Vertex A Grade piston for four-stroke engines. Forged from 2618 aluminum alloy. Features Molybdenum Disulphide (MOS2) coating on the piston skirt for reduced wear and aided break-in. Piston profile and compression ratio are standard. Diameter is 78.96mm. Compression ratio is 13.85:1.","descriptionMarkdown":"### Vertex Standard Compression Four-Stroke Piston\n\nEnhance the performance and longevity of your engine with the Vertex Standard Compression Piston. Engineered for riders who demand precision, this Grade A piston is designed to meet the exact tolerances required for optimal engine health and power delivery.\n\nVertex four-stroke pistons are forged from premium 2618 aluminum alloy, providing the durability needed to withstand the high pressures and extreme conditions found in modern high-performance engines. By utilizing specialized piston profiles, Vertex ensures that each component contributes to maximum power output while effectively minimizing blow-by and oil consumption.\n\n### Key Features\n\n \n- High-Quality Construction: Precision forged from 2618 aluminum alloy for superior structural integrity.\n \n- Advanced Coating: Features a Molybdenum Disulphide (MOS2) coating on the piston skirt to reduce friction, aid in the break-in process, and minimize wear.\n \n- Precision Sizing: Grade A specification at 78.96mm ensures an exact fit for your cylinder, promoting better compression and engine efficiency.\n \n- Optimized Performance: Designed with a 13.85:1 compression ratio to maintain factory-standard performance levels.\n \n- Engineered for Reliability: Built to handle the rigors of competitive and recreational riding by maintaining tight tolerances.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/honda-crf-250r-2020-2021-grade-a-7896mm-standard-compression-13851","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/01d1061709e7:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/01d1061709e7:1"}},"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."]}}