Related Photo Galleries
At first glance, the overall LT1 doesn\'92t look much different from a typical LS3. But this cool, see-through view reveals how GM engineers cleverly integrated the solenoids and injectors into the area underneath the intake manifold. The engine is all aluminum, of course, integrating the latest in gasoline-engine technology with a two-valve, pushrod configuration. The direct-injection system increases the fuel pressure to 2,175 psi at the injectors.