Complex sentence: Competitive level drift cars run anything from turbocharged high-horsepower 4-cylinder engines, to big-displacement V10 engines producing anywhere between 400 and 850 hp, even though peak horsepower figures are not necessarily beneficial.
Split into simpler sentences: Competitive level drift cars run anything from turbocharged 4-cylinder engines, to big-displacement V10 engines. The power produced can range anywhere, from 400hp to even 1000hp +, even though peak horsepower figures are not necessarily beneficial.