Oil pump
1. Bolt, 5 Nm; 2. Oil pump cover; 3. Bolt, 8 Nm; 4. Internal gear; 5. Outer gear; 6. Front cover; 7. Oil pressure control valve (pressure reducing valve); 8. Spring; 9. Washer (always replace); 10. Threaded plug; 11. To the front cover; 12. Groove; 13. To the oil pump cover