Oldsmobile was one of the longest running car companies in the world when General Motors decided to close the brand completely. It was 107 years old when the final cars came off the production line. Ransom Eli Olds formed the Olds Motor Vehicle Company in Michigan in 1897 and was one of the first high volume manufacturers. He sold the company to a lumber magnate in 1899 … [Read more...]
Overhead Cam Engines
In a recent post I described the concept of the Overhead Valve Engine (OHV) that was a development of the original Side Valve Engine from pre World War 1. This week is the turn of the Overhead Cam Engine (OHC), again an improvement on the OHV engine. Like much of the automobile technology, OHC’s are not new, they were originally developed nearly 100 years ago by people like … [Read more...]
Overhead Valve Engines
In a recent post I described the Side Valve, sometimes known as an "L-Head", engine which was the first mass produced iteration of the internal combustion engine that used petrol or diesel. Humans being very inquisitive started to figure out how to improve this engine to make it more efficient and reliable. The Overhead Valve engine (OHV) was an evolution of the Side … [Read more...]