Spool Drag Pro I-Beam Connecting Rods Nissan SR20 SPL-SR20-DP

ARP main stud kits help eliminate main cap walk/fretting and protect the threads in your engine block. They include studs made from 8740 chromoly steel and heat-treated in-house to 190,000 psi tensile-strength rating. The precision J-form threads are rolled after heat-treat for much stronger threads than the competition. Kits come complete with hardened parallel-ground washers and high-quality nuts. Add confidence in the strength of your engine build with the ARP main stud kit designed for your application.

• Brand: Spool Imports
• Manufacturer Part Number: SPL-SR20-DP
• Extra Info:

1. High Tensile 4340 Forged Steel
2. 2 Piece Forging
3. Hardness of HRC36-42
4. Dowelled caps for precision alignment
5. X-Ray and Sonic Tested
6. Quenching and Heat Treated
7. Shot Peened
8. 100% Magnafluxed
9. Weight Matched Sets +/- Gram
10. Vacuum Degassed to remove impurities
11. Side oil squirters
12. Upgraded ARP2000 7/16 Bolts
13. Increased strength to beam, around the fasteners / bolts, and around the gudgeon pin