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ARP Bolts - Main Studs

ARP® main studs are manufactured from 8740 chrome moly 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 others. All kits come complete with hardened parallel-ground washers and aerospace quality nuts. Reduce crankshaft flex and main cap freeting with these premium quality main studs. Don’t settle for anything less than the best!
| Application | 2-Blt. Mn. | 4-Blt. Mn. |
| BMC |
| A series | 206-5401 | |
| B series, 3 cap main | 206-5402 | |
| B series, 5 cap main | 206-5403 | |
| Triumph TR7 | 206-5404 | |
| DAIMLER/CHRYSLER |
| Neon SOHC & DOHC | 141-5801 | |
| FORD 4 and 6-CYLINDER |
| Pinto 2000cc | 151-5401 | |
| Pinto 2300cc | 151-5402 | |
| 1600 4-cylinder | 151-5403 | |
| Zetec 2.0L | 151-5404 | |
| 2.5 Duratec V6 | 253-5402 | |
| HOLDEN |
| 308, V8 | 205-5401 | 205-5501 |
| HONDA |
| H22A, H23A, 12-pt.nuts | 208-5401 | |
| B16A & VTEC, 12-pt.nuts | 208-5402 | |
| MAZDA |
| Miata 1.6L & 1.8L | 218-5401 | |
| MITSUBISHI |
| 2.0L, 4-cylinder, 16-valve, 4G63 | 207-5401 | |
| 2.6L, 4-cylinder, non-turbo | 207-5402 | |
| NISSAN |
| Nissan L20 series, 4-cylinder | 202-5401 | |
| Nissan L24, L26, L28 series, 6-cylinder | 202-5406 | |
| TOYOTA |
| 3SGTE | 203-5404 | |
| Supra 7M GTE, Supra | 203-5402 | |
| 4AG, 16 valve, 3SEE | 203-5403 | |
| Supra 2JZA80 | 203-5405 | |
| 22R | 203-5406 | |
| VAUXHALL/OPEL |
| 2.0L, 16 valve | 209-5401 | |
| 2.5L, V6 | 209-5402 | |
| VOLKSWAGEN |
| VR6 | 204-5403 | |
| Rabbit, Golf and Jetta, 1.6L-2L | 204-5402 | |
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