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Fruita CO | The exhaust valves close before the ports, to fill the cyl. after it's scavenged. Seems like the valve timing is a little different on turbo engines, but don't quote me on that...Detroit lessons were a long time ago...
PS-I don't think you need to worry about hurting the rear end of a 5020 on a sled-no matter the HP...
Edited by ronm 9/11/2010 23:23
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