Mazda RX 7 S1 Tide

Understanding the Mazda RX-7 S1: A Look at the First Generation Rotary Icon

The Mazda RX-7 Series 1, often called the S1 by those who work on them, is the car that started the legend. It arrived in 1978, a time when most sports cars were heavy, complicated, and thirsty. Mazda took a different path. They used the rotary engine, a design that swapped pistons for a three-sided rotor spinning inside a cylinder-like chamber. The result was a compact, lightweight powerplant that could rev high and stay smooth. For anyone who has spent time under the hood