Ross, the oil pan is stock, he has a big block in his truck. He has 6 cars in his garage, all done top notch. He is only 12 min away, but hate to bother him. Like to know whats in that brain of his and pick it...........He's been doing cars since the 60's.........When you e done with the video sell it to me..........Like the cartoons in the 70's use to say, knowledge is power........Julian