| Item | Part No. | Part Name | Qty | Serial No. |
| CYLINDER HEAD - PRIOR 91 SERIES | ||||
| CYLINDER HEAD - 91 SERIES | ||||
| ROCKER LEVERS | ||||
| VALVE COVERS | ||||
| EXHAUST MANIFOLD - PRIOR 91 SERIES | ||||
| TURBOCHARGER PLUMBING & MOUNTING PRIOR 91 SERIES | ||||
| TURBOCHARGER LOCATION 91 SERIES | ||||
| TURBOCHARGER 91 SERIES | ||||
| TURBOCHARGER PLUMBING 91 SERIES | ||||
| TURBOCHARGER | ||||
| EXHAUST CONNECTION | ||||
| INTAKE MANIFOLD COVER |