So we excavated an orphan LQ4: a really ancient 1999 version with iron heads. It literally was an orphan because nobody wanted it. Our buddy Bill Irwin found this neglected engine leaking on the floor ...

If you were less concerned about maximum power and more about having 450 hp with a dead-smooth idle and optimized drivability, the factory Gen 3 LQ4 camwould be the obvious choice. This was the ...