General Motors has spent decades refining overhead-valve V8s while much of the industry pivoted to dual overhead cam designs, ...

Though mechanically similar, the GM LT4 and LT5 6.2-liter engines are radically different when it comes to performance.

If the only thing holding you back from a GM V8 swap is some sort of social-media-hardened dislike for overhead-valve (OHV, aka pushrod) motor designs, Bring a Trailer may have just the thing for you: ...

â ¢Exterior view of compact new V8 engine shows location of accessories.Accessibility is good due to big engine compartment.â ¢HRM's Tech Ed, left, and Managing Ed give Chev V8 engine the eyeball.