Quote Originally Posted by jody754 View Post
i made 400 on stock sleeves and it lasted about 1k miles blew #1 out and josh green made 460 on stock sleeves and blew number 2 out plus bent some valves and scarred the head so needles to say its worth the 1k you'll spend for a sleeved block from golden eagle we both just purchased one so spend the money and not worry about the headache
This.

Anything I build will have sleeves if I intend to beat on it - it's the diff between a seasoned tuner and a noob if you ask me.