The most significant change is found under the hood, where a 6.2-liter LS3 V8 is now resting proudly, complete with forged pistons, forged H-beam connecting rods, and a cold air intake. The Buick also ...

1963 Buick Riviera In search of a new caring owner and home, a 1963 first model year buick riviera in marlin blue, body in decent condition for its age. Optioned with a unique 425 nailhead KX stamped ...

1963 Buick Riviera In search of a new caring owner and home, a 1963 first model year buick riviera in marlin blue, body in decent condition for its age. Optioned with a unique 425 nailhead KX stamped ...