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Volkswagen Put An Experimental W10 Engine In BMW's Best M5
This test mule's 10-cylinder engine was created by connecting two narrow-angle V5 engines in the same way VW did with the Passat's W8 and the Phaeton's W12.
This test mule's 10-cylinder engine was created by connecting two narrow-angle V5 engines in the same way VW did with the Passat's W8 and the Phaeton's W12.
