I do know that the larger cid motors like more LSA and subsequently so do turbo motors so I would ditch what you have in favor of a more turbo oriented cam. I chose to go with a custom Bullet grind from Herb at Luhn Performance. It has an LS firing order and 116 LSA
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1964 GTO
501, Edelbrock Heads NA, 3460 lbs.
9.76 @ 137mph
1971 Trans Am Lucy Blue, 11.56 @ 115
1966 LeMans. 462, SD prepped Kaufman D ports. 11.90 @ 112
1976 Trans Am twin turbo 462, SD Edelbrock heads 8.50@159
2009 G8 GT
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