{"about":"Prices are for United Kingdom in GBP. Every URL here is a plain path you can fetch directly.","product":{"basketKey":"0f237a373102","name":"GASKET TOP SET 93-07 TRX300EX, SET K&S 70-1042T HONDA 250","sku":"52-207_KS","brand":"K&S Technologies","mpn":null,"gtin":null,"condition":"new","inStock":true,"stock":9,"price":{"amount":21.23,"formatted":"£21.23"},"summary":"K&S Technologies 52-207 is a top end gasket set designed for top end engine rebuilds. It includes gaskets, washers, O-rings, and valve stem seals necessary for servicing the cylinder head, cylinder, and valve train. The set also features model-specific exhaust pipe gaskets for various applications. Kit contents include a cylinder head gasket, a silicone-lined cylinder base gasket, tappet cover gaskets, a cam chain tensioner gasket, valve stem seals, exhaust pipe gaskets for TRX250 and TRX300, valve guide O-rings, a cylinder head O-ring, camshaft O-rings, a cylinder O-ring, cylinder head sealing washers, cylinder head washers, a cam chain gasket for 1987-1988 TRX250X applications, and a cam chain sealing washer for all other applications. Specifications include valve guide O-ring size of 10 x 1.6 mm, cylinder head O-ring size of 35.4 x 2.9 mm, camshaft O-ring size of 7.7 x 2.5 mm, cylinder O-ring size of 78.3 x 2 mm, cylinder head sealing washer size of 6 mm, cylinder head washer size of 8 mm, and cam chain sealing washer size of 6 mm. The set contains a total of 29 pieces. Cross-reference OEM part number is Athena P400210600265.","attributes":[{"label":"General Product Group","value":"Engine"},{"label":"General Product Type","value":"Gasket - Top End Set"},{"label":"Variant Id","value":"247976"}],"image":"https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/52-207_5FKS/1e759d2a8a8f81c4.jpg","images":["https://b69270dd6ab1.blob.upstash.io/oracle/oro2u/52-207_5FKS/1e759d2a8a8f81c4.jpg"],"description":"K&S Technologies 52-207 is a top end gasket set designed for top end engine rebuilds. It includes gaskets, washers, O-rings, and valve stem seals necessary for servicing the cylinder head, cylinder, and valve train. The set also features model-specific exhaust pipe gaskets for various applications. Kit contents include a cylinder head gasket, a silicone-lined cylinder base gasket, tappet cover gaskets, a cam chain tensioner gasket, valve stem seals, exhaust pipe gaskets for TRX250 and TRX300, valve guide O-rings, a cylinder head O-ring, camshaft O-rings, a cylinder O-ring, cylinder head sealing washers, cylinder head washers, a cam chain gasket for 1987-1988 TRX250X applications, and a cam chain sealing washer for all other applications. Specifications include valve guide O-ring size of 10 x 1.6 mm, cylinder head O-ring size of 35.4 x 2.9 mm, camshaft O-ring size of 7.7 x 2.5 mm, cylinder O-ring size of 78.3 x 2 mm, cylinder head sealing washer size of 6 mm, cylinder head washer size of 8 mm, and cam chain sealing washer size of 6 mm. The set contains a total of 29 pieces. Cross-reference OEM part number is Athena P400210600265.","descriptionMarkdown":"### K&S Technologies Top End Gasket Set\n\nEnsure a complete seal for your Honda engine with this comprehensive top end gasket set from K&S Technologies. Designed specifically for top end engine rebuilds, this kit provides all the necessary gaskets, washers, O-rings, and seals required when servicing the cylinder head, cylinder, and valve train components.\n\n**Key Features:**\n\n\t\n- Ideal for top end engine rebuilds.\n\t\n- Includes essential gaskets, washers, O-rings, and valve stem seals.\n\t\n- Features model-specific exhaust pipe gaskets for both TRX250 and TRX300 applications.\n\n**Complete Kit Contents:**\n\n\t\n- 1 x Cylinder head gasket\n\t\n- 1 x Cylinder base gasket with silicone line coating\n\t\n- 2 x Tappet cover gaskets\n\t\n- 1 x Cam chain tensioner hole gasket\n\t\n- 4 x Valve stem seals\n\t\n- 1 x Exhaust pipe gasket (TRX250 specific)\n\t\n- 1 x Exhaust pipe gasket (TRX300 specific)\n\t\n- 4 x Valve guide O-rings\n\t\n- 1 x Cylinder head O-ring\n\t\n- 2 x Camshaft O-rings\n\t\n- 1 x Cylinder O-ring\n\t\n- 5 x Cylinder head sealing washers\n\t\n- 3 x Cylinder head washers\n\t\n- 1 x Cam chain gasket (1987-1988 TRX250X models)\n\t\n- 1 x Cam chain sealing washer (all models except 1987-1988 TRX250X)\n\n**Specifications:**\n\n\t\n- Valve guide O-ring size: 10 x 1.6 mm\n\t\n- Cylinder head O-ring size: 35.4 x 2.9 mm\n\t\n- Camshaft O-ring size: 7.7 x 2.5 mm\n\t\n- Cylinder O-ring size: 78.3 x 2 mm\n\t\n- Cylinder head sealing washer size: 6 mm\n\t\n- Cylinder head washer size: 8 mm\n\t\n- Cam chain sealing washer size: 6 mm\n\t\n- Total pieces in set: 29","weightGrams":null,"fitments":[],"collections":[{"name":"Engine","url":"https://www.2brosparts.com/api/agent/collection/GB/engine"},{"name":"Gasket - Top End Set","url":"https://www.2brosparts.com/api/agent/collection/GB/gasket-top-end-set"}],"links":{"page":"https://www.2brosparts.com/products/gasket-top-set-93-07-trx300ex-set-ks-70-1042t-honda-250","buyOneNow":"https://www.2brosparts.com/api/agent/checkout/GB/0f237a373102:1","basketWithThis":"https://www.2brosparts.com/api/agent/basket/GB/0f237a373102:1"}},"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."]}}