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Old 02-10-2013, 01:06 PM
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Landshark928 Landshark928 is offline
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I am running 11:1 with aluminium heads and a .043" quench on 91 Octane, 93 when I can get it. No issues. Cam is a little bigger at 253*@0.050" and 110LSA. I run 36*total timing in by 3000rpms. I use vac advance to add 8* more under cruise.

Read your plugs and add timing a little at a time.
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