Chevy Small Block Dyno Tests - Old School Meets New
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We knew we'd have to move massive quantities of air to match up with our Gen IV opponent, so we reached right for Dart's top shelf, choosing a set of Pro I 227 CNC cylinder heads. These gorilla lungs are cast of 355-T6 aluminum alloy and run 2.08/1.60-inch intake/exhaust valves. The valves are controlled by 1.550-inch springs, which are held in place by 10-degree titanium retainers. View Related Article
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