The Northern Lights 673 engine line groups 4 variant designations. Parts and fitment are pooled here so a cross-reference found on one variant surfaces for the whole family.
| Part # | Description | Category |
|---|---|---|
| 24-28003 | Air Filter Element | Air filter |
| 24-28300 | Air Filter | Air filter |
| 22-68000 | Kit: new DST-61 regulator with fuse, fuse holder parts and two crimp lugs; includes mounting plate adaptor parts | Avr |
| 22-68035 | Kit similar to 22-68000 but does not include the fuse parts | Avr |
| DST-61 | New DST-61 voltage regulator | Avr |
| M673L2 | Platform vibration mounts. | Base |
| 22-68304 | Brush assembly | Brush |
| 24-52020 | Fuel Filter | Fuel filter |
| 360720020 | Fuel Filter Element | Fuel filter |
| 052100280 | Gasket (Marine application only, formerly #054109013) | Gasket |
| 165996490 | Gasket | Gasket |
| 18-72004 | Oil Drain Hose | Hose |
| 18-78009 | Hose Assembly 3/8" x 15" (used with oil pan 36-78006) | Hose |
| 140406570 | Suction Filter | Oil filter |
| 24-02001 | Oil Filter | Oil filter |
| 24-08001 | Oil Filter | Oil filter |
| 040109059 | Bearing | Service part / kit |
| 040126210 | Bearing | Service part / kit |
| 110136445 | Intake Valve Seat | Service part / kit |
| 115017630 | Piston, standard (includes key #16) | Service part / kit |
| 115104050 | Ring Kit, standard | Service part / kit |
| 120026810 | Camshaft Assembly (includes keys #2 - 6) | Service part / kit |
| 120166370 | Intake Valve | Service part / kit |
| 120456320 | Push Rod | Service part / kit |
| 198517103 | Bearing, Standard Upper | Service part / kit |
| 198517107 | Bearing, undersize 0.25 mm (formerly #198517106) | Service part / kit |
| 198517112 | Bearing, Standard Lower | Service part / kit |
| 198517116 | Bearing, undersize 0.25 mm (formerly #198517115) | Service part / kit |
| 198517119 | Bearing, undersize 0.50 mm (formerly #198517118) | Service part / kit |
| 198517312 | Bearing, standard (formerly #198517311) | Service part / kit |
| 198517316 | Bearing, undersize 0.25 mm (formerly #198517315) | Service part / kit |
| 198517319 | Bearing, undersize 0.50 mm (formerly #198517318) | Service part / kit |
| 198517332 | Bearing, Standard Upper (formerly #198517331) | Service part / kit |
| 198517336 | Bearing, undersize 0.25 mm (formerly #198517335) | Service part / kit |
| 198517339 | Bearing, undersize 0.50 mm (formerly #198517338) | Service part / kit |
| 198517342 | Bearing, Standard Lower (formerly #198517341) | Service part / kit |
| 198517346 | Bearing, undersize 0.25 mm (formerly #198517345) | Service part / kit |
| 198517349 | Bearing, undersize 0.50 mm (formerly #198517348) | Service part / kit |
| 198517630 | Bearing, undersize 0.50 mm (formerly #198517109) | Service part / kit |
| 22-48011 | Fuse for main circuit (M/NL 673) | Service part / kit |
| 22-68305 | Generator bearing | Service part / kit |
| 22-68309 | Protective Fuse (for AVR) | Service part / kit |
| 28-68003 | Adaptor mounting plate | Service part / kit |
| 38-08015 | Northern Lights standard spare parts kit | Service part / kit |
| 38-08019 | Northern Lights world class spare parts kit | Service part / kit |
| 052109078 | O-ring, Relief Valve | Seal |
| 052109113 | O-ring | Seal |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.