Any Chevy engine, if it's well-modified or just slightly warmed-over, requires a good set of valve seals. Originally, a small rubber O-ring, fitted in the second valve stem groove, served as the only ...
All oil filters feature a gasket at the open end of the filter, which acts like a seal and a lock-washer after installation. All oil filters feature a gasket at the open end of the filter, which acts ...