ARP uses a premium grade 8740 alloy that is rated far superior to “aircraft” quality.
Then, each stud is heat-treated to 190,000 psi.
Every ARP stud kit exceeds the most stringent aerospace specifications.
All kits come complete with hardened parallel-ground washers and aerospace quality nuts.
- Mitsubishi 4B10 1.8L DOHC 16v Mivec
- Mitsubishi 4B11 2.0L DOHC 16v Mivec incl Turbo Models
- Mitsubishi 4B12 2.4L DOHC 16v Mivec