Quote:
Originally Posted by t vago
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Lean Burn works because intake manifold is lowered, compared to an engine running at stoichiometric. DCD does not work, compared to Lean Burn, because you're placing a drag on the engine (in the form of non-firing cylinders that are still pumping air - therefore consuming more fuel than necessary).
Figure the rest of it out on your own, professor.
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Same number of pistons, same mass of air? (answer the question please?), same RPM. Please elaborate.