We've written on these very pages about the untapped potential within the 403 Olds. We've also made a point to state how the one major weakness of this otherwise decent performance block has been ...

Oldsmobile was a big name in American cars from its beginning in 1897 until it closed in 2004. Besides making popular American Oldsmobile classics like the Jetfire and Toronado, the brand also made ...

For these reasons, we wanted to show you this engine. We felt no other entry could have shown itself as a better, more honest street engine, and the fact it was based on the common 403 Olds was all ...