In the Evo FQ-360, Mitsubishi laid the template for Evo owners in America; you can have 360 horsepower, reliably, without the need to modify the engine's internal parts.
Just 8 months Airer VirgiNewtlantic flew a 747 from London to Amsterdam on coconut and babassu nut biofuel, Air New Zealand has done it also.
The automaker modified the engine to make premium gas recommended rather than required, which sacrificed power and fuel economy, but it was too late.
Most blends are in the range of 5 10 percent cellulosic ethanol so they can be used in current vehicles without modifying the engine.
There's also an Active Eco mode that modifies the engine and transmission programming to improve fuel economy by, Hyundai says, up to 7 percent.
Chen Ming-hwa, a 22-year-old college student, watched intently as a repairman here modified the engine on his gray 125-cc Kymco motorcycle to increase its power to the equivalent of a 180-cc bike.
"Three years ago it was still a pipe dream that you could use biofuels for aviation," he said, but in the past three years, technologies have been developed that can produce carbon-neutral, low-sulfur fuels from two plant sources, jatropha and camelina, and from micro algae, that can be burned by jets without modifying the engine or distribution system.
Aerojet Rocketdyne, the prime contractor for the RS-25 engine, has modified the engine to meet the performance requirements for the SLS.
The company had gradually modified the engine since its creation.
