5000 miles so far going strong, $7000 on motor complete from hesco with aluminum head and another $2000 in parts to make it all happy. ie. stronger motor mounts (custom) remote oil filter with an fitings, silcon hoses for radiator, aluminum radiator, custom fuel pump and regulator, header to tail pipe work, HD torque converter, HD trans cooler, 62 mm throtle body, other things I can't remember.