Plug Price: $3.43
| Brand | Assembly | Path | Ref |
|---|---|---|---|
| VOL | Cylinder Head | Volvo Penta / Marine Diesel Engines / D1-13F / 21 Engine / Cylinder Head | 31 |
| VOL | Cylinder Head | Volvo Penta / Marine Diesel Engines / D1-20F / 21 Engine / Cylinder Head | 34 |
| VOL | Cylinder Head | Volvo Penta / Marine Diesel Engines / D1-30F / 21 Engine / Cylinder Head | 37 |
| VOL | Cylinder Head | Volvo Penta / Marine Diesel Engines / D2-40 / 21 Engine / Cylinder Head | 37 |
| VOL | Cylinder Block and Flywheel Housing | Volvo Penta / Marine Diesel Engines / D2-55F / 21 Engine / Cylinder Block and Fl | 6 |
| VOL | Cylinder Head | Volvo Penta / Marine Diesel Engines / D2-75 B / 21 Engine / Cylinder Head | 38 |
| VOL | Cylinder Head | Volvo Penta / Marine Diesel Engines / D2-75F / 21 Engine / Cylinder Head | 37 |
| VOL | Cylinder Head | Volvo Penta / Marine Diesel Engines / D2-75F / 21 Engine / Cylinder Head | 52 |