hi guys i have a 94 grand am gt with a 3.1 in it i have heard a 3.5 twin cammer would bolt up to 4t60e and was wondering can i infact swap out a 3.1 for a 3.5 twin cammer as far as tranny bolt pattern upper motor mount dog bone i.e is this a simple swap allso guages and computer compatability please help cause i know where a twin cammer is cheap thnks