Hi all, new to this forum and these cars:) Just need some info on this auto box, if someone can help me out? Fitted big trans cooler, 34 row, ran 3/8 hoses so no restriction in flow, by passed original radiator cooler, toped up fluid level blah blah..... Now when go round corners, give a bit of throttle it thumps back into second WTF??? Drives like S**T! now :( Any help appreciated Cheers...