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A comment on Porsche found a way to 3D-print lightweight pistons that add more horsepower. Parent comment

Re:Porsche found a way to 3D-print lightweight pistons that ... by elif on Monday July 13, 2020 @09:16PM (#23827540)
the real cost is the calculated odds of a thrown rod destroying a $30k engine. I suspect that is why this will be economical in racing applications.
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