{"product_id":"dart-da11030152-pro1-cast-aluminium-cylinder-heads-chev-ls3-w-280cc-intake-68cc-chamber-w-1-290-beehive-springs","title":"DART DA11030152 Pro1 Cast Aluminium Cylinder Heads Chev LS3 w\/ 280cc Intake 68cc Chamber w\/ 1.290\" Beehive Springs","description":"\u003cp\u003eDart’s new LS based PRO1 LS 15° 280cc Aluminum square port cylinder head for GM LS series small block V8 engines take performance to the next level. Offers higher performance and more versatility than factory designs.\u003c\/p\u003e\u003cp\u003eThe 15° based high performance cylinder head has better airflow, more efficient combustion chambers and more user friendly features than production LS castings. The Dart PRO1 LS 280cc cylinder head retains stock valve angles, stock valve locations and stock accessory mounting holes to make installation easy. Virtually everything else has been improved.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e Specifications:\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e RMR Cast Aluminum Alloy\u003cbr\u003e\u003cstrong\u003eValve angle:\u003c\/strong\u003e 15°\u003cbr\u003e\u003cstrong\u003eIntake port volume:\u003c\/strong\u003e 280cc\u003cbr\u003e\u003cstrong\u003eIntake valve:\u003c\/strong\u003e 2.165\"\u003cbr\u003e\u003cstrong\u003eExhaust valve:\u003c\/strong\u003e 1.600\"\u003cbr\u003e\u003cstrong\u003eChamber Volume:\u003c\/strong\u003e 68cc\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e","brand":"Dart","offers":[{"title":"Default Title","offer_id":44601680822583,"sku":"DA11030152","price":3453.2,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/9364\/1015\/files\/69367.jpg?v=1780412445","url":"https:\/\/enginemaster.com.au\/products\/dart-da11030152-pro1-cast-aluminium-cylinder-heads-chev-ls3-w-280cc-intake-68cc-chamber-w-1-290-beehive-springs","provider":"Engine Master","version":"1.0","type":"link"}