i just finshed a semi rebuild on my z6 for my turbo set-up. Which consist of t28,dsm 450s,walboro 255,p28 uberdata tuned. anyways after everything went for startup and car ran for like 30 sec then shut off cause it was barley holding idle. then today i bought a new battery cause the old one was toast. well now the car wont turn over i have no cle what it is ive checked timing,wiring. i have no clue what it could be. any ideas???thanks guys