The Datsun 1600 was an impressive Japanese sports car in the 1960s, but for some, it wasn't enough. Starting in 1967, Datsun engineers stroked the 1600's engine to 2.0 liters and added a better-breathing, more efficient single-overhead-cam cylinder head. Designated SRL-311, the Datsun 2000 leapt ahead of most European rivals with a high-revving 135 horsepower engine, a modern five-speed transmi...