This ARP Main Stud Kit replaces the factory main-cap fasteners on the BMW S54 (E46 M3 / Z3 M / Z4 M) inline-six with high-strength studs for more accurate, repeatable clamp load and better main-bearing support under high rpm. Includes studs, hardened parallel-ground washers, and nuts.
| Brand | ARP |
| Type | Main stud kit |
| Application | BMW S54 (E46 M3) |
| Includes | Studs, washers, nuts |
| Part Number | 201-5002 |
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2006 | BMW | M3 | Base |
| 2001-2002 | BMW | Z3 | M Coupe / M Roadster |
| 2006-2008 | BMW | Z4 | M Coupe / M Roadster |
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