5 Reasons Pushrod Engines Still Exist

From the creator

Why Chevy And Dodge Are Still Making Pushrod V8 Engines. EE Shirts! - http://bit.ly/2BHsiuo Recommended Books & Car Products - http://amzn.to/2BrekJm Subscribe for new videos every Wednesday! - https://goo.gl/VZstk7 Pushrod engines typically use two valves per cylinder, and as a result this engine style is often mocked when used in modern vehicles. Fewer, larger valves results in more reciprocating mass which can lead to valve float, and less airflow at high RPM from the reduced area of the valve openings versus four valves. So why are companies like Dodge still making Hemi engines, and Chevy still making LS engines, both of which are two-valve pushrod setups? Well, simply put, pushrod (OHV) engines have quite a few advantages over their DOHC counterparts. Whether it's the size and compactness of the engine, the simplicity, or the cost, there are real performance benefits to using a two-valve, single cam V engine. As the saying goes, if it ain't broke... Check out the video for five detailed reasons why these engines are still made. 3D Printed LS3 V8 Engine By Eric Harrell: https://www.thingiverse.com/thing:1911808 Related Videos: Why Pushrod Engines Don't Rev - https://youtu.be/S9E2nCXNHU8 Why Ford's Flathead V8 Died - https://youtu.be/ixhYVcWwJiY Boxer-4 vs Inline-4 Engine - https://youtu.be/mgpDTVBeHOw How V8 Engines Work - https://youtu.be/KZLygdpg3LU How Do Engines Hit 9,000 RPM? - https://youtu.be/u3EKXGigeTQ Why Engines Lose Power Over Time - https://youtu.be/uj

Published 2018-05-09 · Watch on YouTube ↗
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