To combat detonation, the team reduced compression of the twin-cam, 16-valve four from 9.5:1 to 8.5:1, then expanded its displacement from 1901 cubic centimeters to 2091 by increasing the cylinder ...

Saturn, like its trans-Pacific rivals, ... The 2 in the SC2's name denotes, among other things, the 16-valve, twin-cam, 124-hp version of the Saturn-exclusive 1.9-liter I-4.

We drive the classic first-generation Saturn SC2 and find that although the 1990s-era S ... twin-cam, 124-hp version of the Saturn-exclusive 1.9-liter I-4. (SC1 models had eight-valve, single ...