This is a Proform 1.7 that i just bought when i had my new engine. This really makes me mad. I was driving home, and Clunk. took out a cylinder!! dammit i had to drive home on 7cylc. oh whell im gonna call them and see what they can do, in the meantime, what brand should i buy where this wont happen again? thanks. oh i have ped mount heads, and cam says i need 1.7's. thanks

Stronger AND lighter.