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Our offices are closed for Good Friday. Orders placed online will be processed on Monday 4/21/2025.

Our offices are closed for Good Friday. Orders placed online will be processed on Monday 4/21/2025.

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Cooling System Components for Northern Lights M844L and M844LK Generators

Northern Lights cooling system

As an Authorized Northern Lights Dealer, we have a huge inventory of genuine cooling system components for Northern Lights M844L and M844LK generators, including fresh water pumps, raw water pumps, thermostats, raw water pump impellers and impeller kits.

If you do not see the Northern Lights part you are looking for, please use our quote request form or call us at 888.687.0539: our knowledgeable inside sales staff will gladly assist you.

NL-00-13101

RETAINING SPRING - M753W2 / NL753W2 (THERMOSTAT)

$21.46

Qty:

In Stock

NL-11-13101

GASKET - M16C / M20CL / M20CR / M20CR2 (THERMOSTAT COVER)

$11.19

Qty:

In Stock

NL-145017800

FRESH WATER PUMP KIT - M843N / M844 / M844L (MARINE)

Mounting Gasket and Cap Included

$267.78

Qty:

In Stock

NL-145206210

THERMOSTAT - M16C / M753K / M773LW2 (180°F/82°C)

$32.48

Qty:

In Stock

NL-145536370

END CAP - M16C / M20CL / M20CR / M20CR2 (HEAT EXCHANGER)

$68.09

Qty:

In Stock

NL-145996051

GASKET - M16C / M20CL / M20CR / M20CR2 (THERMOSTAT COVER, 42 MM ID)

$3.11

Qty:

Ships in 1-2 days

NL-18-13107

INLET HOSE - M843JK / M843NK / M843NW2 / M843NW3 (FRESH WATER PUMP, MOLDED)

$49.59

Qty:

In Stock

NL-25-12004

REPAIR KIT - L844D / M844K / M844LK (FOR RAW WATER PUMPS 25-12057 & 25-15405)

$295.08

Qty:

In Stock

NL-25-12057

RAW WATER PUMP - M753K / M753W / M753W2 / NL753K

$508.11

Qty:

In Stock

NL-25-12060

IMPELLER KIT - M16C / M20CL / M20CR / M20CR2 (WITH O-RING)

From $41.43

Qty:

In Stock

NL-25-12062

WEAR PLATE - M753K / M753W / M753W2 / NL753K (SEA WATER PUMP)

$20.69

Qty:

In Stock

NL-25-12063

END COVER - M753K / M753W / M753W2 / NL753K (SEA WATER PUMP)

$48.63

Qty:

In Stock

NL-25-12064

BEARING - M16C / M20CL / M20CR / L984 (SEA WATER PUMP)

$9.57

Qty:

In Stock

NL-25-12065

SEAL - M753K / M753W / M753W2 / NL753K (SEA WATER PUMP, LIP TYPE)

$27.52

Qty:

In Stock

NL-25-12066

MECHANICAL SEAL - M643 / M643K / M643M / NL643 (SEA WATER PUMP, GREEN)

$64.77

Qty:

In Stock

NL-25-12067

COVER O-RING - M16C / M753K / L844D / L984 (SEA WATER PUMP)

$2.15

Qty:

In Stock

NL-U45011050

FRESH WATER PUMP - M843N / M843NK / M843NW (INDUSTRIAL)

$296.13

Qty:

CID: 74269891