DETROIT -- Each year, there are a couple of Ward’s 10 Best Engines about which there is no dissent -- they're clear cut winners from the moment you turn the key. The Porsche AG "boxer" 6-cyl. is one of them. If you need an example of the differences that result from more lavish spending up, down, and across the development and sourcing chain, look no further than the Boxster's 2.7L flat 6-cyl. Its layout is identical to Subaru's 3L opposed 6-cyl., yet Porsche's effort easily is the more ...

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