These heads feature a Straight plug design. The valve guides are bronze and the valve seats are all hardened and will except up to a 2.050 intake valve (with machining). Inside the pocket of the intake has a ridge that produces a better swirl of air flow and a 1.600 exhaust valve with a smooth pocket to exit the gas quickly. The exhaust and intake surface are flat and have been fully machined and will except a both Vortech style and a conventional style SBC intake. The exhaust bolt patterns raised.
Head also features a deck thickness of. Spring seats are cut to 1.550 diameter to allow almost any spring combination.Rocker stud holes feature heli coils to prevent rocker stud to be pull though. We are proud to bring you these cost effective, yet quality SBC performance heads to you. Just one look at the external finish of heads and its easy to see why you should choose them! The item "SBC Small Block Chevy Straight Plug Aluminum Cylinder Head Set 64cc 2.02/1.60" is in sale since Wednesday, August 24, 2016. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Engines & Components\Cylinder Heads & Parts". The seller is "southwestperformancepartsllc" and is located in Sun City, Arizona. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Russian federation, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica.