Komatsu 870B S/N U202599-UP & 870C S/N U202775-UP Book Parts


870bc / A1103-A3A1 + - .
870BC E1AC0023 742-01-5530

You can buy parts: .

As an associate, we earn commssions on qualifying purchases through the links below
$17.00

04 Jul 2025
6736-21-1810 PLUG EXPANSION Suitable For Komatsu 6736211810
$17.00

08 May 2025
6736-21-1810 PLUG EXPANSION Suitable For Komatsu® 6736211810
$19.55

11 Feb 2025
6736-21-1810 PLUG EXPANSION Suitable For Komatsu® 6736211810
$53.98

12 Aug 2024
1.1904[0.54] Pounds
6742013240 Pack of 12 GUIDE-VALVE suitable for Komatsu®
$65.33

11 Jul 2024
1.1904[0.54] pounds
6742013240 Pack of 12 GUIDE-VALVE suitable for Komatsu®
$75.00

11 Jan 2022
Valve Guide 6742-01-3240 6742013240 3930330 for Komatsu 6D114 6CT(12 IN BOX)
$41.95

16 Aug 2025
1307586H1 Pack of 6 VALVE INSERT EXHAUST Suitable For Komatsu 1307586H1
$40.40

29 Jun 2025
1307586H1 Pack of 6 VALVE INSERT EXHAUST Suitable For Komatsu 1307586H1
$40.40

14 Jun 2025
1307586H1 Pack of 6 VALVE INSERT EXHAUST Suitable For Komatsu® 1307586H1
$62.67

20 Oct 2023
0.5511[0.25] Pounds
1241223H2 Pack of 6 VALVE INSERT IN suitable for Komatsu

19 Oct 2023
0.5511[0.25] Pounds
1241223H2 Pack of 6 VALVE INSERT IN suitable for Komatsu
$61.24

22 Jul 2020
0.551155655[0.00] Pounds
1241223H2 Pack of 6 VALVE INSERT IN suitable for Komatsu
$23.49

17 Aug 2025
6742-01-5224 Pack of 6 SEAL VALVE STEM Suitable For Komatsu 6742015224
$22.82

01 Jul 2025
6742-01-5224 Pack of 6 SEAL VALVE STEM Suitable For Komatsu 6742015224
$22.82

13 Jun 2025
0.0440[0.02] pounds
6742-01-5224 Pack of 6 SEAL VALVE STEM Suitable For Komatsu® 6742015224
$24.88

05 May 2021
0.1102[0.05] Pounds
6742012990 Pack of 24 VALVE COLLET suitable for Komatsu
$24.88

31 Oct 2020
0.0220462262[0.00] Pounds
6742012990 VALVE COLLET suitable for Komatsu
$89.59

18 Aug 2025
6742-01-3000 Pack of 6 VALVE KIT EXHAUST Suitable For Komatsu 6742013000
$86.04

30 Jun 2025
6742-01-3000 Pack of 6 VALVE KIT EXHAUST Suitable For Komatsu 6742013000
$86.04

16 Jun 2025
0.4409[0.20] Pounds
6742-01-3000 Pack of 6 VALVE KIT EXHAUST Suitable For Komatsu® 6742013000
$1.58

10 Jul 2022
GASKET FOR KOMATSU: 6732-21-5170
$0.64

24 Mar 2020
Made to fit 6732-21-5170 Washer,SEALI Komatsu New Aftermarket
$0.70

24 Mar 2020
Made to fit 6732-21-5170 Washer,SEALI Komatsu New Aftermarket
$33.25

16 Aug 2025
6742-01-3020 Pack of 6 VALVE SPRING Suitable For Komatsu 6742013020
$32.12

02 Jul 2025
6742-01-3020 Pack of 6 VALVE SPRING Suitable For Komatsu 6742013020
$32.12

12 May 2025
6742-01-3020 Pack of 6 VALVE SPRING Suitable For Komatsu® 6742013020
$26.84

12 Jun 2025
0.0440[0.02] Pounds
6742-01-5224 Pack of 6 SEAL VALVE STEM Suitable For Komatsu® 6742015224
$22.24

24 Jan 2025
0.0440[0.02] pounds
6742-01-5224 Pack of 6 SEAL VALVE STEM Suitable For Komatsu® 6742015224
$22.24

12 Aug 2024
0.2425[0.11] Pounds
6742015224 Pack of 6 SEAL VALVE STEM suitable for Komatsu
$88.00

23 Jul 2025
Cylinder Head Gasket 6742-01-5582 6742015582 6742014360 6742-01-4360 Fits for Komatsu 6D114 Engine
_ _  №  Number Qty Name Options
      6742-01-5530   HEAD, CYLINDER  
    1   NSS   HEAD, CYLINDER  
    2   1296 803 H1   PLUG, EXPANSION  
    3   6742-01-2920   PLUG, EXPANSION  
    4   6736-21-1810   PLUG, EXPANSION  
    5   6742-01-3240   12  GUIDE, VALVE STEM  
    6   1307 586 H1   INSERT, VALVE - EXHAUST  
    7   1241 223 H2   INSERT, VALVE - INTAKE  
    8   6742-01-2960   PLUG, PIPE (1/16 NPT)  
    9   6732-61-2240   PLUG, PIPE (1/4 NPT)  
    10   6732-11-1910   PLUG, PIPE (1/2 NPT)  
    11   6742-01-5224   SEAL, VALVE STEM - INTAKE  
      1296 823 H1   VALVE, ASSEMBLY, EXHAUST  
    12   NSS   VALVE, INTAKE  
    13   6742-01-2990   12  COLLET, VALVE  
      6742-01-3000   VALVE, ASSEMBLY, EXHAUST  
    14   NSS   VALVE, EXHAUST  
    15   6742-01-2990   12  COLLET, VALVE  
    16   6732-21-5170   WASHER, SEALING  
    17   6732-21-5220   PLUG, THREADED (M22-1.50x14)  
    18   6742-01-3020   12  SPRING, VALVE  
    19   6742-01-3030   12  RETAINER, VALVE SPRING  
    20   6742-01-5224   SEAL, VALVE STEM - EXHAUST  
    21   6742-01-3250   PLUG, EXPANSION  
    22   1294 847 H2   COUPLING, ELBOW HOSE  
    23   6742-01-4360   GASKET, CYLINDER HEAD  
    24   6742-01-3270   12  BOLT (M14-2.00x80)  
    25   6742-01-3280   14  BOLT (M14-2.00x160)  
           
          SERVICE PARTS  
           
      6742-01-4000   GASKET, CYLINDER HEAD 0.25MM OVERSIZE  
      6742-01-5037   GASKET, CYLINDER HEAD 0.50MM OVERSIZE  
           
          F1 REPLACES ITEM 21 P/N 6742-01-3250 WHEN AIR COMPRESSOR IS USED.  
           
 
 
 
 
870bc / A1109-A3A1 + - .
870BC E1AI0013

You can buy parts: .

As an associate, we earn commssions on qualifying purchases through the links below
$5.40

24 Mar 2020
Made to fit 6742-01-1240 CLAMP Komatsu New Aftermarket
$52.93

17 Aug 2025
6742-01-1250 Pack of 6 PUSH ROD Suitable For Komatsu 6742011250
$51.12

04 Aug 2025
6742-01-1250 Pack of 6 PUSH ROD Suitable For Komatsu 6742011250
$52.44

27 Jun 2025
6742-01-1250 Pack of 6 PUSH ROD Suitable For Komatsu 6742011250
$344.99

17 Aug 2025
6742-01-1270 Pack of 12 ROCKER LEVER (INC ADJ SCREW & NUT) Suitable For Komatsu 6742011270
$329.99

29 Jun 2025
6742-01-1270 Pack of 12 ROCKER LEVER (INC ADJ SCREW & NUT) Suitable For Komatsu 6742011270
$329.99

18 Jun 2025
6742-01-1270 Pack of 12 ROCKER LEVER (INC ADJ SCREW & NUT) Suitable For Komatsu® 6742011270
$28.44

09 Jul 2025
6742-01-1300 ROCKER ARM SHAFT Suitable For Komatsu 6742011300
$28.44

11 May 2025
0.5291[0.24] Pounds
6742-01-1300 ROCKER ARM SHAFT Suitable For Komatsu® 6742011300
$62.20

07 Feb 2025
0.5291[0.24] pounds
6742-01-1300 ROCKER ARM SHAFT Suitable For Komatsu® 6742011300
_ _  №  Number Qty Name Options
    1   6742-01-1230   12  BOLT (M10-1.50x65)  
    2   6742-01-1240   CLAMP, RETAINING  
    3   6742-01-1250   12  ROD, PUSH  
    4   6742-01-1260   SUPPORT, ROCKER LEVER  
      6742-01-1270   12  LEVER ASSEMBLY, ROCKER  
    5   NSS   LEVER, ROCKER  
    6   6735-41-5550   NUT, HEAVY HEX (3/8-24 THD)  
    7   6735-41-5560   SCREW, ADJUSTING  
      NSS   INSERT, ROCKER LEVER  
    8   6742-01-1290   12  WASHER, SPRING  
      6742-01-1300   SHAFT ASSEMBLY, ROCKER LEVER  
    9   NSS   SHAFT, ROCKER LEVER  
    10   6732-41-5150   RIVET  
    11   6742-01-1310   12  WASHER, PLAIN (M22)  
    12   6742-01-1320   MANIFOLD, OIL  
    13   6742-01-1330   12  RING, RETAINING  
 
 
 
 
870bc / A1112-A3A5 + - .
870BC VEPB0159

You can buy parts: .

As an associate, we earn commssions on qualifying purchases through the links below
$17.00

27 Jun 2025
6742-01-0730 SEAL ROCKER COVER Suitable For Komatsu 6742010730
$17.00

13 Jun 2025
6742-01-0730 SEAL ROCKER COVER Suitable For Komatsu® 6742010730
$19.03

12 Jun 2025
6742-01-0730 SEAL ROCKER COVER Suitable For Komatsu® 6742010730
_ _  №  Number Qty Name Options
    1   6742-01-0730   SEAL, ROCKER LEVER COVER  
    2   6742-01-5535   COVER, VALVE  
    3   6736-11-8130   SEAL, O-RING  
    4   1296 853 H1   BOLT  
    5   6742-01-0710   SEAL, RECTANGULAR RING  
    6   6742-01-3480   CAP, FILLER  
 
 
 
 
870bc / A1115-A3A6 + - .
870BC VEPB0152
_ _  №  Number Qty Name Options
    1   6735-21-4120   SCREW, SELF TAPPING (M8-1.25x15)  
    2   1307 221 H1   CLAMP, HOSE  
    3   1307 222 H1   BREATHER, CRANKCASE  
    4   1307 224 H1   WASHER, SEALING  
    5   1307 225 H1   SCREW, SELF TAPPING  
    6   6742-01-4520   TUBE, BREATHER  
    7   1307 228 H1   CLAMP, HOSE  
    8   6742-01-4530   HOSE, PLAIN  
    9   6742-01-3881   HOSE, PLAIN  
 
 
 
 
870bc / A1118-A3A2 + - .
870BC E1AR0033

You can buy parts: .

As an associate, we earn commssions on qualifying purchases through the links below
$17.00

22 May 2025
6742-01-3340 HEXAGON HEAD CAP SCREW (M10 X 1.50 X 70.) Suitable For Komatsu® 6742013340
$19.55

20 Mar 2025
6742-01-3340 HEXAGON HEAD CAP SCREW (M10 X 1.50 X 70.) Suitable For Komatsu® 6742013340
$71.23

13 Feb 2025
6742-01-3340 HEXAGON HEAD CAP SCREW (M10 X 1.50 X 70.) Suitable For Komatsu® 6742013340
$159.25

24 May 2025
1 Pcs Compatible with Komatsu Loader WA3803 Turbocharger Connecting Hose 6736616140 Products Excavator Part
$296.89

24 Mar 2020
Made to fit 6742-01-5045 Manifold,EXH Komatsu New Aftermarket
$32.43

21 Aug 2025
0.04 Kilograms
6742-01-0820 Pack of 6 GASKET EX MANIFOLD Suitable For Komatsu 6742010820
$31.34

08 Jul 2025
0.04 Kilograms
6742-01-0820 Pack of 6 GASKET EX MANIFOLD Suitable For Komatsu 6742010820
$31.34

10 May 2025
0.04 Kilograms
6742-01-0820 Pack of 6 GASKET EX MANIFOLD Suitable For Komatsu® 6742010820
_ _  №  Number Qty Name Options
    1   6742-01-3340   12  BOLT (M10-1.50x70)  
    2   6742-01-3350   CLAMP, T-BOLT  
    3   6732-21-6630   18  BOLT (M8-1.25x30)  
    4   6736-61-6140   HOSE, PLAIN  
    5   6742-01-5045   MANIFOLD, EXHAUST  
    6   6742-01-3370   COVER, INTAKE MANIFOLD  
    7   6742-01-3380   TUBE, AIR  
    8   6742-01-0820   GASKET, EXHAUST MANIFOLD  
    9   6742-01-0840   GASKET, INTAKE MANIFOLD COVER  
    10   6742-01-0850   12  LOCKPLATE  
    11   6732-11-1910   PLUG, PIPE (1/2-14 NPT)  
 
 
 
 
870bc / A-000 + - .
_ _  №  Number Qty Name Options
          CYLINDER HEAD  
          ROCKER LEVER  
          VALVE COVER - SQUARE BREATHER  
          CRANKCASE BREATHER  
          TURBOCHARGER LOCATION  
          TURBOCHARGER PLUMBING  
          TURBOCHARGER  
          AIR INTAKE HEATER PLUG  
          EXHAUST CONNECTION  
          CYLINDER BLOCK - SQUARED MAIN BEARING CAP  
          FRONT GEAR COVER  
          OIL PAN  
          FLYWHEEL  
          CRANKSHAFT  
          VIBRATION DAMPER  
          PISTON AND CONNECTING ROD  
          CAMSHAFT  
          OIL FILL LOCATION  
          OIL LEVEL GAUGE  
          LUBRICATING OIL PUMP  
          LUBRICATION OIL COOLER  
          FUEL PIPING  
          FUEL DRAIN LINE  
          FUEL INLET TUBE  
          FUEL FILTER  
          FUEL INJECTOR  
          FUEL PUMP  
          AIR FUEL CONTROL PLUMBING  
          FUEL SHUT OFF VALVE  
          FUEL LIFT PUMP  
          FUEL PUMP COUPLING  
          INJECTION PUMP OIL SUPPLY  
          WATER PUMP  
          THERMOSTAT AND HOUSING  
          FAN DRIVE  
          BLOCK VENT PLUMBING  
          WATER INLET CONNECTION  
          ALTERNATOR MOUNTING  
          ALTERNATOR DRIVE  
          STARTER MOUNTING  
          STARTING MOTOR - DELCO REMY 42MT - 24V - 7.5 KW  
          OIL PRESSURE SENSOR  
          FRONT GEAR TRAIN ACCESSORY DRIVE  
          AUXILIARY PUMP  
          MECHANICAL TACH DRIVE COVER  
          FRONT ENGINE SUPPORT  
          FLYWHEEL HOUSING  
          LIFTING BRACKET  
          ENGINE ASSEMBLY - GD670/870  
          GASKET SETS  
 
 
 
 
870bc / B-000 + - .
870bc / C-000 + - .
_ _  №  Number Qty Name Options
          RADIATOR MOUNTING  
          COOLING SYSTEM  
          CONVERTER OIL LINES  
          RADIATOR/OIL COOLER  
          ENGINE FAN AND SHROUD  
          RADIATOR SHUTTER  
          RADIATOR SHUTTER ASSEMBLY  
          RADIATOR GRILLE SCREEN  
 
 
 
 
870bc / D-000 + - .
_ _  №  Number Qty Name Options
          90 GALLON FUEL TANK  
          FUEL TANK DRAIN HOSE  
          FUEL AND HYDRAULIC TANK DRAIN HOSE  
          FUEL LINES  
          FUEL LINES AND FUEL LINE HEATER  
 
 
 
 
870bc / E-000 + - .
_ _  №  Number Qty Name Options
          ENGINE WIRING  
          REAR WIRING  
          UNDER CAB WIRING  
          STEERING CONSOLE WIRING  
          AIR CONDITIONER/HEATER ELECTRICAL WIRING - S/N 202487 THRU 202762  
          AIR CONDITIONER/HEATER ELECTRICAL WIRING - S/N 202763 THRU 203917  
          AWD WIRING DIAGRAM  
          AWD ELECTRICAL SYSTEM  
          RADIATOR SHUTTER WIRING  
          BATTERY AND CONNECTION  
          OPERATOR COMPARTMENT GROUND WIRE  
          BATTERY AND CONNECTION - CONCEALED MASTER DISCONNECT SWITCH  
          BATTERY AND CONNECTION - MASTER SWITCH  
          STARTING/CHARGING RECEPTACLE - S/N 202723 AND DOWN  
          STARTING/CHARGING RECEPTACLE - S/N 202724 AND UP  
          ALTERNATOR MOUNTING - 80 AMP  
          ALTERNATOR - 50 AMP - MODEL 23SI  
          ALTERNATOR - 50 AMP - MODEL 20SI  
          ALTERNATOR - 80 AMP - MODEL 26SI  
          ALTERNATOR - 80 AMP - MODEL 30SI  
          5 AMP CONVERTER - 24 VOLT TO 12 VOLT  
          75 AMP CONVERTER - 24 VOLT TO 12 VOLT  
          FRONT BAR HEADLIGHT - WITH CAB-MOUNTED HEADLIGHTS  
          FRONT BAR HEADLIGHT - WITHOUT CAB-MOUNTED HEADLIGHTS  
          FRONT BAR HI-LOW BEAM HEADLIGHT - WITH CAB-MOUNTED HEADLIGHTS  
          FRONT BAR HI-LOW BEAM HEADLIGHT - WITHOUT CAB-MOUNTED HEADLIGHTS  
          BLADE FLOOD LIGHT - SEALED BEAM LAMPS  
          BLADE FLOOD LIGHT - HALOGEN LAMPS  
          BACKUP LIGHT - SEALED BEAM LAMP  
          REAR WORK LIGHT  
          FLASHING LIGHT - AMBER  
          STROBE LIGHT - AMBER  
          KNOCK-DOWN BRACKET LIGHT MOUNT  
          LICENSE PLATE BRACKET  
          SINGLE BEAM HALOGEN  
          SEALED BEAM HALOGEN  
          HORN - S/N 203112 AND UP  
          HORN - S/N 203111 AND DOWN  
          REAR TURN SIGNAL LAMP  
          TURN SIGNAL LAMP  
          SENDING UNITS - S/N 202843 AND DOWN  
          SENDING UNITS - S/N 202844 AND UP  
          ARTICULATION INDICATOR  
          CONSOLE SWITCH PANEL - S/N 210512 AND DOWN  
          CONSOLE SWITCH PANEL - S/N 210513 AND UP  
          STEERING CONSOLE INSTRUMENT PANEL  
          GAUGE CLUSTER  
          LOCK/UNLOCK DIFFERENTIAL INDICATOR  
          WHEEL LEAN INDICATOR  
          LOW COOLANT LEVEL INDICATOR  
          SPEEDOMETER  
          TACHOMETER  
          HUBODOMETER  
          ENGINE BLOCK HEATER  
 
 
 
 
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