I get ya but save hassle in the long run buying a proper one , I have been there and might as well have thrown money down the drain . Just advice is all I'm giving you . I know a lad that might sell his st ill pm you his number now
K10 box will bolt up but may **** itself, a superturbo gearbox would be over kill for that power and you would need shafts and hubs as well as they are different , big dollar as well