Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - Nissan announces 2.0L variable compression ratio engine

ksa8907 · 08-16-2016, 09:24 PM

I thought hydraulically actuated valves were going to allow complete and independent control of effective compression ratio?

I think this is slick engineering, but I'm skeptical of it performing well in longevity tests.

08-16-2016, 09:24 PM	#2 (permalink)
ksa8907 Master EcoModder Join Date: May 2012 Location: Tampa, FL Posts: 1,745 Volt, gas only - '12 Chevrolet Volt Premium 90 day: 38.02 mpg (US) Volt, electric only - '12 Chevrolet Volt Premium 90 day: 132.26 mpg (US) Yukon Denali Hybrid - '12 GMC Yukon Denali Hybrid 90 day: 21.48 mpg (US) Thanks: 206 Thanked 420 Times in 302 Posts	I thought hydraulically actuated valves were going to allow complete and independent control of effective compression ratio? I think this is slick engineering, but I'm skeptical of it performing well in longevity tests. __________________