What is mack model b?

The Mack Model B is a medium-duty truck that was first produced by Mack Trucks in 1923. It was available in several configurations, including as a straight truck, tractor, and fire truck.

The Model B was powered by a six-cylinder gasoline engine, which produced between 72 and 110 horsepower depending on the model year. Mack also offered an optional diesel engine starting in 1931.

The Model B was popular for its durability and sturdiness, making it a favorite among truck drivers and fleet owners. It continued to be produced until 1941, when it was replaced by the Mack Model ED. Today, the Model B is a sought-after classic truck among collectors and enthusiasts.