Automotive Why Increasing An Engine’s Compression Ratio Makes It More Efficient USATimes247 February 23, 2026 You might have heard about high compression ratios, but what exactly are they, and what kind of effect do they have on an engine’s fuel efficiency?  Continue Reading Previous: Why A Soft, Explosive Metal Has Any Business In Exhaust ValvesNext: Toyota RAV4 Finally Gets Apple Car Key — But There’s a Catch Related Stories Automotive All-electric Volkswagen Polo revealed in this week’s Auto Express USATimes247 May 1, 2026 Automotive Volkswagen Golf GTI review USATimes247 May 1, 2026 Automotive Crucial new Volkswagen ID. Polo EV arrives with 283-mile range and £25k price tag USATimes247 May 1, 2026