As evidence that new technology might revive an old technology, WEVTU has learned that at least one major automaker is investigating a new, single-cylinder engine design for passenger vehicles. Although the common wisdom says torque pulsing of such engines would render them unacceptable in the maketplace, a possible solution to this problem — and reasons to revisit “singles” — apparently is on the table. On one hand, a single large cylinder has better specific efficiency and emissions ...

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