: a center-pivoted lever actuated by a cam to push an automotive engine valve down
Example Sentences
Recent Examples on the WebThe cylinder heads could be swapped bank-to-bank, featured integral valve guides, and lacked rocker arm shafts.Car and Driver, 28 June 2020 Salvatore Vicari, the works council chief at Schaeffler’s Homburg plant, said over the din of clanking and whirring machines transforming metal bands into rocker arms that help combustion engines save fuel.Bloomberg.com, 28 Mar. 2018 When deployed, the unit stretches 15.5 feet and uses rocker arms to tilt the spikes into the tire at the correct angle, ensuring maximum penetration. David Beard, Car and Driver, 31 Aug. 2017