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Our offices are closed for Labor Day. Orders placed online will be processed on Tuesday 9/2/2025.

Our offices are closed for Labor Day. Orders placed online will be processed on Tuesday 9/2/2025.

Northern Lights Spare Parts Kits, Mounts & Seals for 673 Series Generators

Our huge selection of Northern Lights Spare Parts Kits, Mounts & Seals are sure to help with your M673 Generator needs.

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.


DRIVE BELT - M673 / M673L / M673L2 / M673L3

$27.11

REAR MAIN SEAL & WEAR SLEEVE KIT - M643 / M673 / M753

$254.26

BELT GUARD - M673L / M643

$99.01

GROMMET - M673L2 / M753K2 (7/8" ID X 1-1/2" OD)

$8.38

SPRING RECEPTACLE - M643 / M643K / M643M / NL643 (1064 STEEL, ZINC PLATED)

$1.17

HEX HEAD CAP SCREW - M643 / M643K / M643M (M6 X 1.0 X 14 MM, WITH LOCK WASHER)

$2.81

STUD - M643 / M643K / M643M / NL643 (M6 X 1.0 X 20 MM)

$2.48

NUT - M643 / M643K / M643M / NL643 (ROCKER ARM)

$3.28

SEALING WASHER - M643 / M673 (M12, BONDED)

$16.31

WOODRUFF KEY - M643 / M643K / M643M / NL643 (8 MM X 5 MM)

$3.02

O-RING - M643 / M643K / M643M / NL643

$2.11

O-RING - M643 / M753

$9.31

FILLER NECK O-RING - M673L / M753K

$9.97

SEALING CAP - M673L2 / M673L3 / M673LD2 / M673LD3 (22 MM)

$8.38

MOUNTING GASKET - M673L2 / M673L3 / M673LD2 / M673LD3 (OIL PAN)

$24.38

CYLINDER BLOCK INSERT - M643 / M643K / M643M / NL643

$29.30

ROCKER ARM COVER MOUNTING GASKET - M643 / M643K / M643M / NL643

$7.54

PISTON RING SET - M673L2 / M673L3 / M673LD2 / M673LD3 (STANDARD, TIER 2)

$396.98

CONNECTING ROD BOLT - M643 / M673

$95.81

CRANKSHAFT PULLEY - M643L / M673LD3

$131.25

HEX HEAD CAP SCREW - M643 / M643K / M643M / NL643 (M8 X 1.25 X 25 MM)

$0.51

HEX HEAD CAP SCREW - M643 / M673 (M8 X 1.25 X 65 MM)

$2.34

HEX HEAD CAP SCREW - M643 / M673 (M8 X 1.25 X 16 MM)

$0.84

CRANKSHAFT HEXAGON HEAD M6X1.0 X 20MM - 643 / NL643 / M643

$0.19

ROCKER ARM COVER GASKET - M673L2 / M673LD2

$28.68

SEALING WASHER - M643 / M643K / M643M / NL643 (M14, ALUMINUM)

$8.38

SEALING WASHER - M643 / M643K / M643M / NL643 (M10, COPPER)

$15.87

SEALING WASHER - M643 / M643K / M643M / NL643 (M6, COPPER)

$0.98

HEX HEAD NUT - M643 / M643K / M643M / NL643 (M6 X 1.0)

$0.05

BACKING PLATE - M643 / M673L

$33.40

FLAT WASHER - M643 / M643K / M643M / ML643 (M8)

$0.09

LOCK WASHER - M643 / M643K / M643M / NL643 (M8, HELICAL)

$0.14

LOCK WASHER - M643 / M643K / M643M / NL643 (M6, HELICAL)

$0.05

HOSE CLAMP - M643 / M643K / M643M / NL643 (#12)

$4.40

HOSE CLAMP - M643 / M643K / M643M / NL643 (#16)

$4.91

HOSE CLAMP - M16C / M643 / M673 / L984 (#40)

$8.56

GASKET SET - M643 / M673

$662.16

MAIN BEARING - M673 / M673D / M673L / M643 (STANDARD)

$13.69

MAIN BEARING - M673 / M673D / M673L / M643 (STANDARD)

$13.50

DRAIN COCK - M643 / M673 (BRASS, 1/4" BSPT)

$46.86

INSERT GASKET - M643 / M643K / M643M / NL643

$14.42

HOURMETER - M643 / M643K / M643M / NL643 (RECTANGULAR)

$56.16

O-RING - M643 / M643K / M643M / NL643

$1.83

RUBBER MOUNT - M673L / M673L2 / M673L3 / M673LD2

$11.68

CENTERBONDED MOUNT - M643 / M643K / M643M / NL643 (100 LB)

$40.29

PLATEFORM MOUNT - M643 / M643K / M643M / NL643 (120 LB)

$114.01

HAND PUMP - M643 / M673

$114.92

STANDARD SPARE PARTS KIT - M673L2 / M673L3 / M673LD2

$575.53

STANDARD SPARE PARTS KIT - M673L2-L3-LD2-LD3 (K.C)

$364.65

WORLD CLASS SPARE PARTS KIT - M673L2-L3-LD2-LD3 (H.E.C)

$2,834.47