I think this thread needs to be locked.

You guys forget that a V-8 weights a lot more than a straight 6, and that the Z was NEVER designed to use a V-8. You

You're right. Paul newman didn't race a Z car with a twin turbo president v8 motor.

Skater

Look at the web postings for aftermarket turbos. It is not cheap but some of these guys are getting alot of HP out of their 280 blocks. Remember, the 240 is also not very heavy so you don't need as much HP as a heavier car to be quicker. Do your homework before you start taking the car apart. The only thing better than cubic inches are cubic dollars, how fast do you want to go?

Bob