Powered by a 360-hp HO V8, this immaculate hardtop is absolutely packed with factory options that make it a rare find ...

Bonneville's Surplus Of V8 Options The 389-cubic inch V8 found in the 1965 Pontiac Bonneville differed depending on which carburetor was included, and performance output also hinged on which ...

Even at idle, the bruising nature of this 389-cubic-inch V-8 makes itself evident and suggests that the 120-mph speedometer is overmatched, that the conservative number was part of a ruse. Read ...

Last issue, we got up close and personal with Scott Tiemann's 389 Tri-Power engine from the '65 GTO his parents bought new at Detroit's legendary Royal Pontiac.

Technically, there was a single engine, a 389 cubic-inch V8 (6.4-liter) that came in nine different states of tune, ranging from a two-barrel, low-compression version that offered 215 hp and 390 ...