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Parts for Cummins ISB and QSB Engines

Cummins ISB and QSB Parts

We carry a wide selection of parts including alternators, starters, hoses, and fans for Cummins ISB and QSB diesel engines.

If you need any help finding a part, please use our quote request form or call us at 888.687.0539: our knowledgeable inside sales staff will promptly assist you.


MALE ADAPTER ELBOW - ISB / KTA19 / QSK19

Genuine Cummins Part

$55.82

ELBOW HOSE - ISB

Genuine Cummins Part

$80.90

RESTRICTION INDICATOR - ISB / NH220 / NH250 / NT855

Genuine Cummins Part

$150.79

ELBOW HOSE - ISB

Genuine Cummins Part

$63.83

BENCH CALIBRATION HARNESS - ISB6.7 / ISX15

Genuine Cummins Part

$290.19

FUEL SYSTEM LEAK TESTER - ISB

Genuine Cummins Part

$218.27

PUSH ROD COVER GASKET - ISB

Genuine Cummins Part

$47.45

PLAIN HOSE - 4BT / 6BT

Genuine Cummins Part

$58.22

SEALING WASHER - ISB

Genuine Cummins Part

$16.89

VIBRATION ISOLATOR - ISB / QSB

Genuine Cummins Part

$446.49

FUEL INJECTOR PRELOAD TORQUE WRENCH - KTA19 / QSK19 / ISB / 4BT 3.9

Genuine Cummins Part

$250.02

VIBRATION ISOLATOR - ISB / QSB / ISC / QSC

Genuine Cummins Part

$20.54

UNLOADING VALVE BODY - ISB / ISM / QSM / ISC / QSC / L10

Genuine Cummins Part

$329.32

EXHAUST CLAMP - ISB

Genuine Cummins Part

$81.64

TURBO MOUNTING STUD NUT - ISB240 / 6B5.9 / ISB / ISC350

Genuine Cummins Part

$5.97

MOLDED HOSE - ISB / ISC / QSC

Genuine Cummins Part

$53.24

PLAIN HOSE - 4BT / 6BT

Genuine Cummins Part

$28.70

FLEXIBLE HOSE - ISB / ISC / QSC

Genuine Cummins Part

$256.06

FLEXIBLE HOSE - 6B5.9

Genuine Cummins Part

Call for price

FLEXIBLE HOSE - ISB

Genuine Cummins Part

Call for price

FLEXIBLE HOSE - ISB

Genuine Cummins Part

$224.33

PLAIN HOSE - ISB / ISC / QSC

Genuine Cummins Part

$108.04

FLYWHEEL RING GEAR - 4B 3.9 / B 4.5 / 6B 5.9 / ISB 6.7

Genuine Cummins Part

$313.78

RECTANGULAR RING SEAL - ISB3.9 / ISB4.5 / ISB5.9G / QSB3.9 / QSB4.5

Genuine Cummins Part

$8.62

OIL SUCTION CONNECTION - 4BT / 6BT / ISB / QSB

Genuine Cummins Part

$395.98

ANGLE DRIVE ADAPTER - B SERIES / ISB

Genuine Cummins Part

$566.54

FILLER CAP - ISB / QSB (EXPANSION TANK)

Genuine Cummins Part

$62.01

OIL PAN - 4B3.9 / 6B5.9 / B4.5 / B6.7 / ISB6.7 / QSB4.5 (STAMPED STEEL)

Genuine Cummins Part

$455.82

FAN SUPPORT - ISB3.9 / ISB4.5 / ISB6.7 / QSB3.9

Genuine Cummins Part

$917.83

HEAT EXCHANGER GASKET - 4BT3.9 / 6BT / B4.5 / B5.9 / ISB3.9 / ISB4.5 / QSB3.9

Genuine Cummins Part

$25.49

HEAT EXCHANGER COVER - ISB

Genuine Cummins Part

$112.64

EXHAUST OUTLET TUBE - 4BT3.9 / 6BT5.9 / ISB3.9 / QSB3.9 / QSB4.5

Genuine Cummins Part

$265.14

ENGINE FAN - 4BT / 6BT / ISB 6.7L / 6CTA 8.3L

BLOWER TYPE, 18" DIAMETER, 7 BLADES, PLASTIC
Genuine Cummins Part

$669.85

ENGINE FAN - 4BT / 6BT / ISB 6.7L (SUCKER TYPE, 20" DIAMETER, 10 BLADES, PLASTIC)

Genuine Cummins Part

$794.92

ELBOW HOSE - ISB

Genuine Cummins Part

$71.23

FAN PULLEY - B Series / ISB / QSB / 6CTA / ISC / QSC

Genuine Cummins Part

$155.87

FAN PULLEY - ISB / QSB

Genuine Cummins Part

$155.21

CRANKSHAFT PULLEY - ISB / QSB / ISC / QSC

Genuine Cummins Part

$143.21

SEALING WASHER - 4BT3.9 / 6BT5.9 / ISB3.9 / ISB4.5 / QSB3.9 / QSB4.5

Genuine Cummins Part

$10.90

TEMPERATURE GAUGE - B SERIES / ISB

Genuine Cummins Part

$601.65

FLEXIBLE HOSE - 4BT / 6BT

Genuine Cummins Part

$108.21

VACUUM PUMP BRACE - ISB

Genuine Cummins Part

$112.91

EXHAUST OUTLET CONNECTION GASKET - 4BT3.9 / 6BT5.9 / ISB3.9 / QSB3.9

Genuine Cummins Part

$25.90

INTAKE AIR HEATER - 4B3.9 / B4.5 / B5.9 / B6.7 / ISB6.7 / QSB

Genuine Cummins Part

$611.74

ALTERNATOR SUPPORT - 4B3.10 / 6B5.10 / ISB3.9 / ISB4.5 / QSB3.9 / QSB4.5

Genuine Cummins Part

$138.13

BELT TENSIONER BRACKET - ISB

Genuine Cummins Part

$200.67

WATER INLET CONNECTION - 4BT / 6BT / ISB / QSB

Genuine Cummins Part

$1,614.97

DIPSTICK - ISB

Genuine Cummins Part

$164.74

TURBOCHARGER OIL DRAIN CONNECTION - ISB

Genuine Cummins Part

$148.76

FLEXIBLE HOSE - ISB / QSB

Genuine Cummins Part

$126.27

ELBOW HOSE - ISB

Genuine Cummins Part

$58.61

COVER PLATE GASKET - 4BT3.9 / 6BT / ISB3.9 / ISB4.5 / QSB3.9 / QSB4.5

Genuine Cummins Part

$7.86

PISTON PIN - NH220 / NH250 / NT855 / ISB / QSB / ISB

Genuine Cummins Part

$84.07

WATER INLET CONNECTION - 4BT / 6BT / ISB / QSB

Genuine Cummins Part

$94.50

SPEED INDICATOR RING - 4B3.9 / 6B5.9 / ISB6.7 / QSB5.9

Genuine Cummins Part

$152.05

EXHAUST MANIFOLD BOLT - ISB / ISC / 6B5.9

Genuine Cummins Part

$7.24

MOUNTING SPACER - ISC350 / ISL400 / ISLG320 / QSB6.7 / ISC330 / ISB / B5.9-A200

Genuine Cummins Part

$13.23

ZINC ELECTRODE PLUG - ISM / QSM / ISB / QSB / ISB

Genuine Cummins Part

$64.80

SEALING WASHER - 4BT3.9 / 6BT5.9 / ISB3.9 / ISB4.5 / QSB3.9 / QSB4.5

Genuine Cummins Part

$7.65

STARTER - 4B3.9 / B4.5 / B6.7 / ISB6.7 / QSB4.5 / QSB5.9 (12 V)

Genuine Cummins Part

$1,057.72

VIBRATION ISOLATOR - ISB / QSB / ISC / QSC

Genuine Cummins Part

$567.51

WIRING HARNESS - ISB

Genuine Cummins Part

Call for price

WIRING HARNESS - ISB

Genuine Cummins Part

$1,288.80

FUEL SUPPLY TUBE - 4B3.9 / ISB / QSB3.9 / QSB4.5

Genuine Cummins Part

$156.65

VIBRATION ISOLATOR - ISB

Surplus Item - Special Pricing Genuine Cummins Part

$12.01

IDLER PULLEY - ISB / QSB

Genuine Cummins Part

$243.22

MOLDED HOSE - ISB

Genuine Cummins Part

$67.32

STATOR REPAIR KIT - 4B3.9 / B4.5 / B5.9 / B6.7 / ISB6.7 / QSB

Genuine Cummins Part

$233.08

VACUUM PUMP REPAIR KIT - 4B3.9 / 6B5.9 / ISB / ISD

Genuine Cummins Part

$40.77

AIR CLEANER ELEMENT - ISB

Genuine Cummins Part

$966.15

CRANKCASE BREATHER COVER - ISB

Genuine Cummins Part

$370.62

IDLER PULLEY - ISB / QSB / ISC / QSC

Genuine Cummins Part

$287.23

O-RING SEAL - ISB3.9 / ISB4.5 / ISB5.9G / ISB6.7 / QSB3.9 / QSB4.5

Genuine Cummins Part

$3.59

ALTERNATOR PULLEY - ISB / QSB / ISC / QSC

Genuine Cummins Part

$207.85

FAN PULLEY - ISB / QSB / ISC / QSC

Genuine Cummins Part

$152.32

ALTERNATOR - B SERIES / ISB

Genuine Cummins Part

$1,444.22

ALTERNATOR - ISB

Genuine Cummins Part

$874.67

DOSER PUMP TESTER - ISB / QSB

Genuine Cummins Part

$445.74

ALTERNATOR - ISB

Genuine Cummins Part

$1,010.69

AFTERCOOLER - ISB / B SERIES

$8,120.93

DIAGNOSTIC FUEL LINE - ISB

Genuine Cummins Part

$539.14

PLAIN HOSE - ISB

Genuine Cummins Part

$35.13

CRANKCASE VENTILATION FILTER KIT - ISB

$216.62

UNLOADER VALVE CAP - ISB / ISC / QSC

$44.34

O RING SEAL - B SERIES / ISB / L10 SERIES / M11 SERIES

$6.17

CLAMP - ISB / ISX / QSX / ISC / QSC

$40.23

V-BAND CLAMP - ISB / ISC / QSC

$33.36

SEALING WASHER - KTA19 / QSK19 / L10 SERIES / M11 SERIES / B SERIES

$1.68

PUSH ROD COVER GASKET - 4B3.9 / B4.5 / QSB4.5 / B3.9-C130

$11.31

ETR FUEL CONTROL ACTUATOR - ISB / NH SERIES

$814.35

TURBOCHARGER MOUNTING GASKET - ISB / QSB

$5.16

TURBOCHARGER GASKET - ISB / QSB

$6.93

TURBO MOUNTING STUD - ISC350 / C8.3-C215 / B5.9 / 6C8.3 / ISB-RV275 / ISC300 / C8.3-P

$7.92

HEXAGON NUT - C8.3-C215 / B5.9-M210 / ISB-RV275 / ISC350 / C8.3-P / QSB6.7

$2.48

EXHAUST MANIFOLD BOLT - B SERIES / C SERIES / ISB

$3.51

FLYWHEEL RING GEAR - 4B 3.9 / B 4.5 / 6B 5.9 / ISB 6.7

$62.79

V-BAND CLAMP - QSB

$19.43

SALVAGE SLEEVE - B3.9-V110 / QSB5.9480H0 / B5.9-M330 / 6B5.9 / B5.9-C / 4B3.9

$28.45

FLYWHEEL RING GEAR - 4B3.9 / 6B5.9 / B4.5 / B5.9 / B6.7 / ISB6.7 (127 TEETH)

$225.36

RECTANGULAR RING SEAL - 4BT3.9 / 6BT5.9 / ISB3.9 / ISB4.5 / QSB3.9

$1.08