Rare Ardun-equipped Ford flathead V8 crate engine built by Irvin Werksman is offered for sale with period-correct performance ...

Ford used pushrod V8 designs for many years before phasing them out in favor of Modular engines. Here are the differences ...

General Motors Corp. sees a future for engines with overhead valves, a technology most automakers have abandoned in favor of overhead camshafts. GM will introduce a family of overhead-valve V-6 ...

General Motors sees a future for engines with overhead valves, a technology most automakers have abandoned in favor of overhead camshafts. GM will introduce a new family of overhead-valve (OHV) V-6s ...

In an overhead valve (OHV) engine, the valves are mounted in the cylinder head, above the combustion chamber. Usually this type of engine has the camshaft mounted in the cylinder block, and the valves ...

The EH36 OHV (overhead valve) slant cylinder four-cycle engine offers a maximum power output of 11.5 hp, and meets EPA Phase 2 and CARB Tier II requirements. Weighs only 68 lbs. with a height of 17.32 ...

While our hobby is certainly steeped in tradition, technology has always played more of a role than is often recognized. Although the Flathead Ford is archaic by today's standards, it was cutting edge ...

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: ...