Designed by Porsche, built by VW. Called plain "Porsche" in the U. S., "VW-Porsche" everywhere else.
The 914/4 was a four cylinder VW built by Karman, the 914/6 a six cylinder built by Porsche in Zuffenhausen.
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The 914/4 was a four cylinder VW built by Karman, the 914/6 a six cylinder built by Porsche in Zuffenhausen.