Most of the mid-sized business jets have a range between 3,000 and 4,000+ nm. Compare this to 3,100 nm for the 737-800 and 4,400 for the 757 and they seem pretty comparable to me. The smaller business jets align with the smaller airliners and likewise for the high side.
on October 7, 2013. Regular performance of an engine flush is not only safe, but it is a required part of regular engine maintenance, like an oil change, that must be performed in order to ensure a long life for your carâs engine. Prevent Thermal Breakdown.
IE: valve heads and pistons, kept from contacting each other by the mechanical timing of their operation, will collide and damage each other...probably rendering the entire engine inoperable. So yes, an improperly installed timing belt can cause engine damage... ...in some engine designs.