Originally Posted by chefred112
these motors will take more then you think...when I'm racing I'm bangin close to 7k and she's still on the original bottom end with over 233k miles on it...
thanks for the backup chefred i know it can handle it bout the highest it gets is 6500 in 2nd prime im havin to shift to 4th/3rd right at the line. i got a buddy that has his chevy truck with cammed 6.0 junk yard motor shift points at 6800 every gear. of course he has valve springs too match his set up. chris b seen it run at the track its nasty when he hits that