I own a 1972 chevelle ss 402 I thought the car was fast and had some balls the problem has come recendly I been going to the beach with freinds and I can not do brake stand and also can't sqeull out the best may be do to posi. As teen do the question the power of my chevelle at first it did'nt get to me. Then it did when they told me it has only 250hp when I thought that chevelles produced upward of 325hp stock So what is may problem with chearping may tire and what is the horsepower that it would be horsepower of my engine stock in today standard? I would like or advice and if anyone now from experince what type of car can a 1972 chevelle compared to engine wise to todays car Ex corvette or mustang