{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"fca20ca48388","name":"VALVE EXHAUST DRZ KLX LTZ KFX, PROX 28.3402-1 12912-29F00","sku":"65-153.EX.PX","brand":"Pro-X Racing","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":3,"price":{"amount":23.16,"formatted":"£23.16"},"summary":"PROX STAINLESS STEEL Hi-Performance Racing Valve Exhaust. Size: Head Diameter 29.00mm, Stem Diameter 5.00mm, Stem Length 81.35mm. PROX offers steel and titanium engine valves. The PROX steel valves are manufactured from premium grade steel to exact OEM specifications and tolerances by leading OEM factories in Japan. They are a direct and cost-efficient OEM replacement. Part number 28.3402-1. Replaces OEM part number 12912-29F00.","attributes":[{"label":"General Product Group","value":"Cam & Valvetrain"},{"label":"General Product Type","value":"Valve - Exhaust"},{"label":"Variant Id","value":"263498"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-153_2EEX_2EPX/698955ab524bf932.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-153_2EEX_2EPX/698955ab524bf932.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-153_2EEX_2EPX/76f5c0c3a71d77c5.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-153_2EEX_2EPX/92f1366803ff019f.jpg","https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/65-153_2EEX_2EPX/73ab6dcacde758f2.jpg"],"description":"PROX STAINLESS STEEL Hi-Performance Racing Valve Exhaust. Size: Head Diameter 29.00mm, Stem Diameter 5.00mm, Stem Length 81.35mm. PROX offers steel and titanium engine valves. The PROX steel valves are manufactured from premium grade steel to exact OEM specifications and tolerances by leading OEM factories in Japan. They are a direct and cost-efficient OEM replacement. Part number 28.3402-1. Replaces OEM part number 12912-29F00.","descriptionMarkdown":"### ProX High-Performance Racing Exhaust Valve\n\nUpgrade your engine's performance with this ProX High-Performance Racing Exhaust Valve, crafted from durable stainless steel for superior strength and longevity. Designed to meet and exceed original equipment specifications, this valve ensures reliable operation in demanding conditions.\n\n### Key Features:\n\n \n- Material: High-quality stainless steel construction for exceptional durability.\n \n- Dimensions: Head Diameter: 29.00mm, Stem Diameter: 5.00mm, Stem Length: 81.35mm.\n \n- Performance: Engineered for high-performance and racing applications.\n \n- Quality: Manufactured to high quality standards for optimal engine function.\n \n- Direct Replacement: Offers a cost-efficient OEM replacement solution.\n\nProX offers a comprehensive range of steel and titanium engine valves, including advanced titanium into steel conversion kits. The ProX titanium valves utilize a high-tech Ti3Al alloy, forged into a single piece for enhanced strength. This material exhibits superior properties at high temperatures. An optional CrN coating provides extreme surface hardness and significantly reduced friction. The ProX steel valves are produced from premium grade steel, adhering to exact OEM specifications and tolerances by leading OEM factories in Japan.","weightGrams":null,"fitments":[{"make":"KAWASAKI","model":"KFX 400","cc":null,"notes":null,"years":"2001–2006"},{"make":"KAWASAKI","model":"KLX 400","cc":null,"notes":null,"years":"2001–2006"},{"make":"KAWASAKI","model":"KLX 400R","cc":null,"notes":null,"years":"2003"},{"make":"KAWASAKI","model":"KVF PRAIRIE 400","cc":null,"notes":null,"years":"1997–2002"},{"make":"SUZUKI","model":"DR Z E 400","cc":null,"notes":null,"years":"2000–2015"},{"make":"SUZUKI","model":"DR Z S 400","cc":null,"notes":null,"years":"2000–2015"},{"make":"SUZUKI","model":"DR-Z 400","cc":null,"notes":null,"years":"2000–2024"},{"make":"SUZUKI","model":"LT Z 400","cc":null,"notes":null,"years":"2003–2018"},{"make":"SUZUKI","model":"LT-Z QUADSPORT 400","cc":null,"notes":null,"years":"2003–2018"},{"make":"SUZUKI","model":"LTZ 400","cc":null,"notes":null,"years":"2003–2018"}],"collections":[{"name":"Cam & Valvetrain","url":"https://www.2brosparts.com/api/agent/collection/GB/cam-valvetrain"},{"name":"Valve - Exhaust","url":"https://www.2brosparts.com/api/agent/collection/GB/valve-exhaust"}],"links":{"page":"https://www.2brosparts.com/products/valve-exhaust-drz-klx-ltz-kfx-prox-283402-1-12912-29f00","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/fca20ca48388:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/fca20ca48388:1"}},"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."]}}