{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"6027f903a71c","name":"HONDA RS GP 125 1992-1994 GRADE C 53.95mm","sku":"V.2175C","brand":"Vertex","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":1,"price":{"amount":242.92,"formatted":"£242.92"},"summary":"Vertex pistons are manufactured using Low-Ex silicon aluminum alloys (12%, 18%, or 21% silicon). Pistons are made using gravity cast or hydraulic forging processes, then heat-treated for refined material structure. Machining is completed using CNC machines and diamond tools to achieve specific surface finishes. Each piston undergoes rigorous manual and automatic quality control. Vertex pistons feature a special Molybdenum Bisulphite black coating for break-in and reduced friction. A new Phosphate Coating offers increased hardness and light surface porosity for superior adhesion and double the coating durability. This Grade C piston has a 53.95mm bore.","attributes":[],"image":"https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-rs-gp-125-1992-1994-grade-c-53.95mm-7632-p.jpg","images":["https://www.twsgb.co.uk/Graphics/Std_Product_Images/honda-rs-gp-125-1992-1994-grade-c-53.95mm-7632-p.jpg"],"description":"Vertex pistons are manufactured using Low-Ex silicon aluminum alloys (12%, 18%, or 21% silicon). Pistons are made using gravity cast or hydraulic forging processes, then heat-treated for refined material structure. Machining is completed using CNC machines and diamond tools to achieve specific surface finishes. Each piston undergoes rigorous manual and automatic quality control. Vertex pistons feature a special Molybdenum Bisulphite black coating for break-in and reduced friction. A new Phosphate Coating offers increased hardness and light surface porosity for superior adhesion and double the coating durability. This Grade C piston has a 53.95mm bore.","descriptionMarkdown":"### Vertex High-Performance Racing Piston for Honda RS GP 125\n\nThe Vertex Grade C Piston is engineered specifically for the demands of high-performance racing. Designed to a 53.95mm specification, this piston utilizes advanced metallurgical processes to ensure maximum reliability and power output under extreme conditions.\n\nVertex manufactures these pistons using premium Low-Ex aluminium alloys charged with high levels of silicon to control thermal expansion. Whether through gravity casting or hydraulic forging, each component undergoes a sophisticated heat treatment process, utilizing automatic solubilization and hot water quenching to refine the material structure for superior strength.\n\n### Key Features and Engineering\n\n \n- Precision Machining: Produced using state-of-the-art CNC technology and diamond-tipped tooling to achieve exacting surface finishes tailored for high-revving racing environments.\n \n- Advanced Surface Coatings: Features a Molybdenum Bisulphite black coating designed to minimize friction and assist with a smooth break-in period.\n \n- Phosphate Protection: Incorporates a specialized all-over Phosphate coating that provides increased surface hardness and light porosity, ensuring superior adhesion and doubling the durability of the primary friction-reducing coating.\n \n- Rigorous Quality Control: Every piston is subjected to both manual and automatic inspection processes to maintain the highest manufacturing standards.\n\nBy combining cutting-edge technology derived from Formula One development with high-quality alloys, Vertex pistons provide the precision and consistency required for competitive engine builds.","weightGrams":null,"fitments":[],"collections":[],"links":{"page":"https://www.2brosparts.com/products/honda-rs-gp-125-1992-1994-grade-c-5395mm","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/6027f903a71c:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/6027f903a71c: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."]}}