13B Engine Swap KitRX8 Engine Swap Kit If you've considered swapping your original RX 8 Engine for a 13B RX 7 REW Engine, our Stainless Steel 13B Engine Swap Kit will make the task significantly easier. Our mounting kit is designed to allow the 13B REW engine to be bolted directly into your Mazda RX 8 chassis and mated to the factory RX 8 transmission. By replacing the thin stamped steel brace at the rear of the sub frame the kit creates a new motor mount that