This four-cylinder ... The 4.5-inch-tall, four-stroke engine also features illuminating spark plugs and a realistic ignition sound. “An outstanding educational model for teaching students ...

the turbo four-cylinder in the Silverado accelerates quickly – it makes the run to 60 mph a full second faster than the 4.3L V6 it replaces at 6.8 seconds – and feels responsive. The engine up ...