Im new to this website and thought i would stop by and say hi. I just bought a what im assuming is a 429 but i don't know what it is. I got the casting number off of the crank its 4u the casting numbers off the heads are d3ve a2a and the numbers off the block are dove a. Its a good running motor i paid 900 dollars for it the transmission and truck. Im wondering if i got a good deal? what can all be done performance wise to this motor to give it more power?.