Northern Lights M844K Generator
Northern Lights Northern Lights M844K · NL-M family: specifications, its industrial/tractor base engine, cross-referenced parts and where to buy them.
🚜 Base engine not identified
The Northern Lights Northern Lights M844K is a marinized industrial/tractor engine, but its specific donor block isn't identified yet. Its aftermarket equivalents may still help.
Parts by section · 65 assemblies
The exploded parts diagrams for the Northern Lights M844K, grouped by system. Open a figure for its callout part numbers and per-variant quantities.
Body
Cooling
Fig 19 — Coolant Pump - Industrial Applications: NL844 & 844L (3-5)Fig 20 — Coolant Pump - All Marine Applications (3-6)Fig 21 — Raw Water Pump & Mounting - All Marine Applications (3-7)Fig 22 — Raw Water Pump Assembly (3-8)Fig 23 — Radiator & Guard - Industrial Applications: NL844 & 844L (3-9)
Crankshaft & Pistons
Fig 4 — Crankshaft Assembly: 844 & 16C (1-5)Fig 5 — Crankshaft Assembly: 844L & 20CL (1-7)Fig 33 — Starter & Flywheel Housing: M844 - NL844 & M16C (5-3)Fig 34 — Starter & Flywheel Housing: M - NL844L & M20CL (5-4)
Electrical
Fig 31 — 12 Volt Engine - Marine: PX-316K & PX-320K Generators (5-1)Fig 32 — 12 Volt Engine - Marine & Industrial: 184 Frame Generators (5-2)Fig 35 — Starter - 12 Volt Standard Ground (5-5)Fig 36 — Starter - 12 Volt Standard Ground (5-6)Fig 37 — Starter - 12 Volt Isolated Ground (5-7)Fig 38 — Alternator Mounting - 12 Volt/35 Amp: Standard & Isolated Ground (5-8)Fig 39 — Alternator Options: 12Volt / 51Amp and 24Volt / 35 & 40Amp (5-9)Fig 40 — Alternator Assembly - 12 Volt/35 Amp: Standard Ground (5-10)Fig 41 — Alternator Assembly - 12 Volt/35 Amp: Isolated Ground (5-11)Fig 42 — Alternator Assembly - 12 Volt/35 Amp: Standard Ground (5-12)Fig 43 — Relay Board/J-Box Side Cover - 12 Volt: 184 Frame Generator (5-13)Fig 44 — With 184 Generator (5-14)Fig 45 — S-1 Control Panel 12 & 24 Volt (5-15)Fig 46 — Series 1-B Control Panel: 12 & 24 Volt (5-16)Fig 47 — 12 and 24 Volts, Late Production (5-17)Fig 48 — VDO Standard Line Black Bezel Gauges (5-18)Fig 49 — VDO Standard Line Black Bezel Gauges (5-19)Fig 50 — Belt Guard Assembly: M844 & M16C (5-20)Fig 51 — Belt Guard Assembly: M844L & M20CL (5-21)
Engine Block & Head
Fig 2 — Cylinder Block Assembly: 844 & 16C (1-1)Fig 3 — Cylinder Block Assembly: 844L & 20CL (1-3)Fig 7 — Cylinder Head: 844 & 16C (1-9)Fig 8 — Cylinder Head: 844L & 20CL (1-10)
Fuel
Fig 24 — General Arrangement: M - NL844 & M16C (4-1)Fig 25 — General Arrangement: M - NL844L & M20CL (4-3)Fig 26 — Governor & Timing Gear Case (4-5)Fig 27 — Fuel Filter & Piping (4-6)Fig 28 — Fuel Line Connection (4-7)Fig 29 — Fuel Injector (4-10)Fig 30 — Fuel Feed Pump (4-11)
Generator
Fig 53 — 282/283 & 306/307 Frame Generators (8-1)Fig 54 — 184 Frame Generators (8-2)Fig 55 — PX-320K Generators (8-3)Fig 56 — 184 Frame Generators (8-4)Fig 57 — PX-320C Generators (8-5)Fig 58 — 184 Frame Generators (8-6)
Inlet & Exhaust
Fig 11 — Air Intake & Filter: M844 & M844L (2-1)Fig 12 — Air Intake & Filter: M16C, M20CL & NL844 (2-2)Fig 13 — Air Filter & Mounting: NL844 & 844L (2-3)Fig 14 — Late Production (2-5)Fig 15 — Fig. 2-4 (2-6)Fig 16 — Fig. 2-4 (2-7)Fig 17 — Heat Exchanger & Exhaust Manifold (3-1)
Lubricating
Miscellaneous
Fig 52 — Gasket Sets (6-0)Fig 60 — PTO Adapter Parts M844- 844L (9-0)Fig 61 — H-28 B-Spline 12 & 24 Volt (9-1)Fig 63 — Early Production (9-3)Fig 64 — Late Production (9-4)Fig 65 — Low Water Level Switch/Gauge (9-5)
Transmission & Mounting
Valve Train
📚 Manuals & Sources
Specs— none yet
Operator's Manual— none yet
Service / Workshop Manual— none yet
Parts Catalog / List— none yet
External links — we host none of these documents.
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