can anyone recommend any info on putting bbc 454 with turbo 350 trans engine in el camino I was thinking of using 70s cast iron exhaust manifolds engine is stock very mild cam im not going to drag race I took out 350 with summit cast iron heads and cam with weight difference should I get a/c front springs I am removing a/c and using g/body a/c delete housing so will still have heat defrost or use non a/c springs :?