{"product_id":"aeroflow-276cc-alloy-heads-bare-70cc-2-165-1-60-valve-6-bolt-suits-ls","title":"Aeroflow 276cc Alloy Heads Bare 70cc 2.165\"\/1.60\" Valve 6 Bolt Suits LS","description":"\u003ch3\u003eBare GM LS3 4 Bolt 276cc Aluminium Cylinder Heads with 70cc Chamber (Pair)\u003c\/h3\u003e\u003cbr\u003e\u003cbr\u003e2.60\" x 1.28\" Intake Port, 1.47\" x 1.64\" Exhaust Port\u003cbr\u003e\u003cbr\u003e\u003cp\u003eThe Aeroflow Series of Aluminium Cylinder Heads are taking affordable performance street and strip cylinder heads to the next level. These heads utilise ultra-smooth A356-T6 aluminium castings, new as-cast runner and chamber designs produce excellent flow numbers. This combined with a 5-angle competition valve job, diamond-honed bronze guides, hand bowl blending and professional assembly help to outperform some of the best brands in the business.\u003c\/p\u003e\u003cp\u003eThe Aeroflow Performance GM LS cylinder heads are designed for street \/ race performance engines to give the ultimate in flow at a competitive price. Made from A356 aluminium castings, these 15° LS3 Rectangle Port heads are designed to fit LS series engines with a 4.00\" or larger bore. These bare 276cc heads accept 2.165\" diameter intake valves and 1.60\" exhaust valves and have a thicker thAN stock .625\" deck thickness. Available in OE 4-bolt design or 6-bolt design to suit standard or LSX block designs.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNote: \u003c\/strong\u003e Thread sealant must be used on all rocker bolts as threads intersect with intake ports.\u003c\/p\u003e","brand":"AEROFLOW","offers":[{"title":"Default Title","offer_id":44293935366403,"sku":"P4921187","price":1429.86,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0623\/8673\/3315\/files\/aeroflow-af95-0408.png?v=1771995103","url":"https:\/\/checkout.sparesbox.com.au\/products\/aeroflow-276cc-alloy-heads-bare-70cc-2-165-1-60-valve-6-bolt-suits-ls","provider":"Sparesbox","version":"1.0","type":"link"}