| PISTON CODE | ROD CODE | ENGINE CODE | CLIPS |
| IRPP506DA | IRPR504 | S55B30 | CIRP22 |
| NUMBER OF CYLINDERS | STROKE | COMP. RATIO | COMP. HEIGHT |
| 6 | OEM | 10.20:1 | OEM |
| COMPATIBLE CAR MODELS | |||
| M2 / M3 / M4 | |||
| PISTON CODE | ROD CODE | ENGINE CODE | CLIPS |
| IRPP506DA | IRPR504 | S55B30 | CIRP22 |
| NUMBER OF CYLINDERS | STROKE | COMP. RATIO | COMP. HEIGHT |
| 6 | OEM | 10.20:1 | OEM |
| COMPATIBLE CAR MODELS | |||
| M2 / M3 / M4 | |||