GM Reveals Next Gen 450 HP Small Block V-8 October 24, 2012 Active Fuel Management Variable valve timing Fuel cutoff at 6,600 rpm Camshaft is NOT cam-in-cam like rumored, but there is a cam phaser Cylinder firing order: 1, 8, 7, 2, 6, 5, 4, 3 - just like the Gen III and Gen IV Small Block Compression ratio is 11.5:1 The engine weighs 465 lbs source: GMI Share Get link Facebook Twitter Pinterest Email Other Apps Labels GM hi-tech V8 Share Get link Facebook Twitter Pinterest Email Other Apps Comments
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