Cooling System Components for Northern Lights M673 and M673D Generators
As an Authorized Northern Lights Dealer , we have a huge inventory of genuine cooling system components for Northern Lights M673 and M673D 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 888.640.4791 : our knowledgeable inside sales staff will gladly assist you.
MOUNTING O-RING - M643 / M643K / M643M / NL643 (SEA WATER PUMP)
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FRESH WATER PUMP - M643 / M643K / M643M / NL643 (MARINE)
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THERMOSTAT - M643 / M643K / M643M / NL643 (167DEGF/75DEGC)
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PULLEY - M643 / M643K / M643M / NL643 (FRESH WATER PUMP)
Surplus Item - Special Pricing
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END CAP - M643 / M643K / M643M / NL643 (HEAT EXCHANGER)
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MOUNTING GASKET - M643 / M643K / M643M / NL643 (FRESH WATER PUMP)
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BACK PLATE GASKET - M643 / M643K / M643M / NL643 (FRESH WATER PUMP)
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SPRING - M643 / M643K / M643M / NL643 (THERMOSTAT)
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HEAT EXCHANGER ELEMENT - M643 / M643K / M643M / NL643
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COOLANT FILLER NECK - M643 / M643K / M643M / NL643 (BRASS, 1-1/8")
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COOLANT FILLER CAP - M30C / M673 / L984 / M864K (7 PSI, DOUBLE SEAL)
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RAW WATER PUMP - M643 / M643K / M643M / NL643
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IMPELLER KIT - M643 / M643K / M643M / NL643 (WITH COVER GASKET & O-RING & SCREW)
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REPAIR KIT - M643D (FOR RAW WATER PUMP 25-12007)
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SPACER - M643 / M643K / M643M / NL643 (SEA WATER PUMP)
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SEAL - M643 / M643K / M643M / NL643 (SEA WATER PUMP, LIP TYPE)
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SNAP RING - M643 / M643K / M643M / NL643 (SEA WATER PUMP, INTERNAL)
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O-RING - M643 / M643K / M643M / NL643
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MECHANICAL SEAL - M643 / M643K / M643M / NL643 (SEA WATER PUMP, GREEN)
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O-RING - M643 / M643K / M643M / NL643 (SEA WATER PUMP)
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BACK COVER GASKET - M643 / M643K / M643M / NL643 (SEA WATER PUMP)
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Ships in 1-2 days
IMPELLER (FOR NL-25-18305 RAW WATER PUMP) - M673 M673D / M643
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