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Graveyard Performance

Brian Crower Main Stud Kit ARP 207-5401 Mitsubishi DSM 4G63

Brian Crower Main Stud Kit ARP 207-5401 Mitsubishi DSM 4G63

Regular price $84.18
Regular price Sale price $84.18
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ARP main studs eliminate main cap walk and fretting as well as protecting the threads in your engine block. All kits come complete with hardened parallel-ground washers and high quality nuts. Manufactured from 8740 chromoly steel, heat-treated in house to 200,000 PSI tensile strength and precision J-form threads rolled after heat treat to create a fastener that has threads 1000% stronger than OEM produced studs. A must for high horsepower, high rpm engine applications.

Mitsubishi 4G63 ARP Main Studs - ARP #207-5401 - 8740 Alloy Heat Treated to 200,000 PSI


  • constructed with premium-grade 8740 alloy
  • heat treated to 200,000 PSI
  • post heat-treated threads to provide 1000% increase in fatigue strenght
  • recommended for high Horsepower, high RPM applications


  • Mitsubishi DSM 4G63
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