The General Motors 5.7 LS1 engine was a naturally aspirated small-block V8 engine with two valves per cylinder and the traditional pushrod valve gear and two valves per cylinder, a layout that has ...

View post: I Tested the 2026 Kia EV9 GT-Line Long Range AWD by Putting My Toddlers in One. Here’s How it Went The General Motors 5.7 LS1 engine was a naturally aspirated small-block V8 engine with two ...