{"product_id":"mast-cylinder-heads-black-label-ls7-265cc-69cc-chamber-bare-single-510-206","title":"Mast Cylinder Heads - Black Label LS7 - 265CC - 69CC Chamber - Bare - Single","description":"\u003cp\u003eMAST CYLINDER HEADS - BLACK LABEL LS7 - 265cc - 69cc CHAMBER - BARE - SINGLE - 510-206\u003cbr\u003e\n• Utilizes the Gen IV LS7 valve-train and intake manifold.\u003cbr\u003e\n • Designed for any new Gen IV short-block with 4.125\" bore or larger.\u003cbr\u003e\n • Uses a 2.200\" intake valve and 1.600\" exhaust valve\u003cbr\u003e\n • Has a 280cc intake port\u003cbr\u003e\n • Has a deck thickness of .750\"\u003c\/p\u003e","brand":"Mast Motorsports","offers":[{"title":"Default Title","offer_id":52041654960422,"sku":"510-206","price":1675.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0741\/1666\/1542\/files\/m2_510-206_91.jpg?v=1770810395","url":"https:\/\/billysspeedshop.com\/fr\/products\/mast-cylinder-heads-black-label-ls7-265cc-69cc-chamber-bare-single-510-206","provider":"Billys Speed Shop","version":"1.0","type":"link"}