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Old 09-20-2021, 10:34 AM   #10 (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)
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Quote:
Originally Posted by Autobahnschleicher View Post
I'd argue that these are not exactly fuel efficient engines.
However in case of the 1KR-FE the valvetrain was a pretty simplistic DOHC with variable valve timing on one cam.
No hydraulic valve lash adjustment, no variable lift and no variable duration.

If my 1ZZ-FED blows again, I might drop in a 1KR-FE for ****s, giggles and superior fuel economy.
That little engine got me 3,5L/100km in a not very aerodynamic car.
I wonder what it would do in my spyder, especialy if I actualy ran tires with a fuel economy rating better than F
Perhaps we're making assumptions and confusion between fuel efficient engines and fuel efficient vehicles. Anyone have the new Godzilla engine bsfc handy?
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