What is the difference between Sand Cast Piston vs. Forged High Performance Pistons?
High Performance forged pistons have a dimensional tolerance of 0.0001″. Manufactured with aerospace grade 2618T-61 aluminum these pistons are approximately 40% stronger and more dense than OEM Cast pistons. Also, Performance Engines Pistons are balanced to within 1 gram of one another in opposing bays. OEM pistons tolerance is 14 grams.
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