Updated Valvetrain Components - New Life For Tired Valvetrains Photo Gallery
The first step in any engine upgrade should start with a thorough inspection of wear to determine what needs replacing. The mystery noise in our big-block Chevy was a damaged valve tip (arrow). The wear pattern on the other valve tips showed us that the valvetrain geometry was good. This failure was simply a matter of too many street miles on components that were engineered for racing.