The 757 was powered by rb211-535e4 which had about 40k pounds of thrust each. https://www.rolls-royce.com/products-and-services/civil-aerospace/narrowbody-and

The 757 was powered by rb211-535e4 which had about 40k pounds of thrust each. https://www.rolls-royce.com/products-and-services/civil-aerospace/narrowbody-and-regional/rb211-535e4.aspx https://www.rolls-royce.com/products-and-services/civil-aero... The 737 MAX is powered by CFM LEAP which has about 30k pounds of thrust each. https://www.cfmaeroengines.com/leap https://www.cfmaeroengines.com/leap