Good grief I said they are great motors! lol I was complementing them, even said some guys (like you apparently) get tons of horsepower out of them. Let's not start taking low blows about my build. I was giving him a quick solution, doesn't sound like he wants to sink a bunch of money into it, and he mentioned swapping rear ends as a possibility. To me, that sounds like he's looking for a quick fix, which a small block would be. Changing gear ratio doesn't make a slow truck fast
I'll leave the one about racing alone lol.....
K&N filter and 44 psi in the tires should do the trick lol