specs on the motor are, stock 3.8 block from an 02 camaro, stock cast crank thats been ground .010, comp cam, comp hardend pushrods, comp 105 pound valve springs, minor work to the stock heads, stock everything else. Car made right around 225 whp and 230 tq at the wheel through a 4l60e with a 3500 stall and 4.10 gears out back.