"halt the engine" is correct and usable in written English.
You can use it when you want to tell someone to stop the engine from running. For example, "Halt the engine, we've arrived at our destination."
The stated objective is to halt the engines of 'economic and ecological destruction' and replace them with 'community-based solutions that put people and the planet over profit'.
The sailboat was sailing from Bermuda to Oxford, Maryland, but was halted after the engine failed, the anchor was ripped off, and the mainstay was torn.
Taylor was able to safely land the aircraft on 05R, using wheel brakes and reversing the outboard engines' thrust to halt the aircraft.
While Wai Lin disables the engines, and is captured by Stamper, Bond attempts to halt the missile.
Following a meeting with government authorities, the company has decided to immediately halt the sale of affected vehicles fitted with 1.6 or 2.0-litre EA189 diesel engines.
Halt the burning process.
It is known that proper organization of the cytoskeleton, including that of septin filaments, is required for cell-cycle progression and, as a consequence, septins are indirectly involved in driving or halting the cell-cycle engine [ 34].
Dates for abandoning all coal-burning power stations and halting the use of combustion engines across the globe – possibly within 15 years – are likely to be set.
Google, which a while ago announced they wanted to scan copyrighted books from some of the world's largest university libraries and index the material in their search engine, has halted the project until at least November.
