Driveshaft Length

Moving the engine forward is the worst possible thing you can do for vehicle handling and general vehicle feel. You'll regret it. DO you know WL Kitchens? He's getting old now, but go by and talk to him. He'll tell you.
I'm terms of weight distribution and center of mass, even pushing it forward a few inches, the CoM of my 318/A518 will be behind the stock 225/904.