10. Mazda 13B Rotary
The Mazda 13B rotary engine is a marvel of unconventional engineering, best known for powering the iconic RX-7.
Its compact, lightweight design and smooth, high-revving character set it apart from traditional piston engines.
While the 13B had its quirks, its distinctive sound and prowess in motorsport won the hearts of enthusiasts worldwide.
It remains a symbol of Mazda’s daring innovation.
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