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 ...

If you have the faintest appreciation for musclecars, then you know that most car buffs thought the grim reaper of performance had finally reared its ugly head when electronic fuel injection (EFI) was ...

Adding displacement is one of the simplest and most effective means of adding horsepower to any engine, let alone an LT1 or LS1 that are both highly responsive to modification. Thankfully GM has ...