This exotic naturally aspirated 7.0-liter engine makes 900 horsepower and redlines at 10,200 rpm in the De Tomaso P900.

This exotic naturally aspirated 7.0-liter engine makes 900 horsepower, redlines at 10,200 rpm, and likely sounds glorious.

You hear endless myths about the Mazda RX-7, from breathless praise of its “magic” to horror stories about blown apex seals. Strip away the fanboy noise and you are left with a very specific kind of ...