Assertion: corvette's engine | /r/CapableOf | waste fuel
Facets:
value: with 's called pumping losses
type: OTHER
Source sentences:
text: The books say that a large engine, tuned for torque and running at low speed with throttle open is more efficient than a smaller engine, revving faster and working against a throttle more nearly closed, because the smaller engine is working against itself and wasting fuel and power with what's called pumping losses.