In order to cope with strengthened marine environmental regulations and to reduce fuel consumption. recently constructed vessels are equipped with an ultra-long stroke engine and apply engine de-rating technology. This was intended to improve propulsion efficiency by adopting a larger diameter propeller turning at a lower speed but also results in a significant increase in the torsion... https://www.markbroyard.com/mega-pick-michigan-state-spartans-secchia-stadium-on-sale-super-sale/