This 1989 Mazda RX-7 Convertible is not only an ultra-desirable triple-black classic. But it's also a well-documented low-mileage two-owner machine....
A 1987 Mazda B-Series B2000 with C6 Corvette power?! Oh yes, this unassuming truck has a fuel-injected LS3 stuffed in the engine bay. So no matter if...