The phrase "altering engine" is correct and usable in written English.
It can be used in contexts related to modifying or changing the functionality of an engine, often in technical or mechanical discussions.
Example: "The team is working on an altering engine that can adapt to different fuel types for improved efficiency."
Alternatives: "modifying engine" or "transforming engine".
Eight driving modes – four on-road, four off-road – ensure it can cope with aplomb over any terrain by subtly altering engine response, air-suspension settings, active anti-roll bars and everything in between.
Researchers have found that, the brake thermal efficiency of producer gas operated single and dual-fuel engines were far lower compared to diesel/biodiesel operated engine and suggested that, this can be improved by improving the fuel properties, adopting good operating parameters or altering engine design.
Red Bull's performance, on a track on which they have dominated for the last two seasons in terms of pure pace, will confirm in many minds that they have been knocked backwards by a rule change before this race restricting the manner in which they were altering engine settings for improved cornering performance and tyre wear.
Iran's gradual natural gas conversion has focused heavily on installing natural gas canisters in cars and altering engines for dual gas and gasoline use, although Iran Khodro, Iran's largest carmaker, and Saipa both produce natural gas vehicles.
Make sure it's on straight and securely; otherwise you could alter engine performance.
But 14 refiners recently started a two-year, $14 million study with Detroit to try new combinations of reformulated fuel and altered engines.
With larger wheels and lower tires, lowered suspension, modified turbo charger and altered engine-management system, this V40 wagon gets a boost in performance to 220 horsepower from 160 hp in the stock V40.
The company was caught altering diesel engine software to enable its cars to pass emissions tests while they continued to spew illegal levels of pollution in normal driving.
But the real hacking is done by Superchips and dozens of other outfits that produce off-the-shelf modules that alter an engine's computer code.
This is allowed, but it is forbidden to alter the engine mapping to change the torque output of the engine in relation to the position of the accelerator, so that more gases are blowing out of the exhausts than should be.
The Huracán will have three standard performance packages, ranging from Strada (street) to Sport to Corsa (track), all of which alter the engine's responsiveness, the exhaust noise, the transmission speed and feel, the all-wheel drive behaviour and the paranoia of the electronic stability and traction control systems.
