Komatsu WA420-3MC S/N A31001-UP Book Parts


wa4203ap / A1103-A3A1 + - .
WA4203AP 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

17 Aug 2025
6741-41-4410 Pack of 6 VALVE SPRING Suitable For Komatsu 6741414410
$32.12

01 Jul 2025
6741-41-4410 Pack of 6 VALVE SPRING Suitable For Komatsu 6741414410
$32.12

16 Jun 2025
0.1102[0.05] pounds
6741-41-4410 Pack of 6 VALVE SPRING Suitable For Komatsu® 6741414410
$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
$51.03

16 Aug 2025
6742-01-5582 GASKET CYLINDER HEAD Suitable For Komatsu 6742015582
$88.00

23 Jul 2025
Cylinder Head Gasket 6742-01-5582 6742015582 6742014360 6742-01-4360 Fits for Komatsu 6D114 Engine
$49.05

27 Jun 2025
6742-01-5582 GASKET CYLINDER HEAD Suitable For Komatsu 6742015582
_ _  №  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 - INTAKE  
    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   6736-21-5320   PLUG, THREADED - M22-1.50  
    18   6741-41-4410   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   6742-01-5582   GASKET, CYLINDER HEAD  
    24   6742-01-3270   12  BOLT - M14-2.00 X 80  
    25   6743-11-1610   14  BOLT - M14-2.00 X 160  
           
          SERVICE PARTS  
           
      6742-01-5172   GASKET, CYLINDER HEAD - 0.25 MM O/S  
      6742-01-5174   GASKET, CYLINDER HEAD - 0.50 MM O/S  
           
          F1 - REPLACES ITEM 21 P/N 6742-01-3250 WHEN AIR COMPRESSOR IS USED.  
           
 
 
 
 
wa4203ap / A1109-A3A2 + - .
WA4203AP VEPB0504

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 - M10-1.50 x 65  
    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  
 
 
 
 
wa4203ap / A1112-A3A4 + - .
WA4203AP E1AL0029

You can buy parts: .

As an associate, we earn commssions on qualifying purchases through the links below
$24.88

22 Feb 2021
6732118820 SEAL, O-RING suitable for Komatsu174;
$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   6742-01-5029   COVER, VALVE  
    2   6732-11-8820   SEAL, O-RING  
    3   6742-01-0710   SEAL, RECTANGULAR RING  
    4   6742-01-3480   CAP, OIL FILLER  
    5   6742-01-0730   SEAL, ROCKER LEVER COVER  
    6   1296 853 H1   BOLT - M8-1.25 x 56  
 
 
 
 
wa4203ap / A1115-A3A7 + - .
WA4203AP E1AO0006
_ _  №  Number Qty Name Options
    1   1296 727 H1   O-RING  
    2   1296 726 H1   BREATHER, CRANKCASE  
    3   1296 913 H1   CLAMP, HOSE  
    4   1296 914 H1   HOSE, ELBOW  
 
 
 
 
wa4203ap / A1118-A3A6 + - .
WA4203AP VEPB0435

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
$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
$296.89

24 Mar 2020
Made to fit 6742-01-5045 Manifold,EXH Komatsu New Aftermarket
_ _  №  Number Qty Name Options
    1   6742-01-0850   12  LOCKPLATE  
    2   6742-01-3340   12  BOLT - M10-1.50 X 70  
    3   6742-01-0820   GASKET, MANIFOLD  
    4   6742-01-5045   MANIFOLD, EXHAUST  
 
 
 
 
wa4203ap / A-000 + - .
_ _  №  Number Qty Name Options
          CYLINDER HEAD  
          ROCKER LEVER  
          VALVE COVER - ROUND BREATHER  
          CRANKCASE BREATHER - ROUND BREATHER  
          EXHAUST MANIFOLD  
          TURBOCHARGER PIPING  
          TURBOCHARGER MOUNTING  
          TURBOCHARGER  
          AIR INTAKE CONNECTION  
          AIR INTAKE MANIFOLD COVER CONNECTION  
          AIR INTAKE PLUMBING  
          AIR INTAKE MANIFOLD COVER  
          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  
          LUBRICATING OIL COOLER  
          FUEL PIPING  
          FUEL DRAIN LINE  
          FUEL FILTER PIPING  
          FUEL FILTER  
          AIR FUEL CONTROL (AFC) PLUMBING - ONE HOSE CONNECTION  
          AIR FUEL CONTROL (AFC) PLUMBING - TWO HOSE CONNECTION  
          FUEL INJECTOR  
          FUEL PUMP  
          FUEL PUMP SERVICE PARTS  
          FUEL SHUT-OFF VALVE  
          FUEL LIFT PUMP  
          FUEL PUMP COUPLING  
          INJECTION PUMP OIL SUPPLY  
          WATER PUMP  
          THERMOSTAT AND HOUSING  
          FAN DRIVE  
          BLOCK VENT PIPING  
          WATER INLET CONNECTION  
          ALTERNATOR MOUNTING  
          BELT TENSIONER  
          STARTER MOTOR MOUNTING  
          ACCESSORY DRIVE PULLEY  
          FRONT GEAR TRAIN ACCESSORY DRIVE COVER  
          MECHANICAL TACH DRIVE COVER  
          FLYWHEEL HOUSING  
          LIFTING BRACKET  
          ENGINE ASSEMBLY  
          GASKET SETS  
 
 
 
 
wa4203ap / B-000 + - .
wa4203ap / C-000 + - .
_ _  №  Number Qty Name Options
          RADIATOR MOUNTING  
          RADIATOR PIPING  
          RADIATOR - OIL COOLER PIPING  
          COOLING LINE - HYDRAULIC LINE PIPING  
          COOLING LINE - TRANSMISSION PIPING MOUNTING  
          RADIATOR FAN GUARD AND SEAL  
 
 
 
 
wa4203ap / D-000 + - .
_ _  №  Number Qty Name Options
          FUEL TANK SENSOR  
          FUEL TANK - COVER AND FUEL PIPING  
 
 
 
 
wa4203ap / E-000 + - .
_ _  №  Number Qty Name Options
          BATTERY  
          BATTERY - BOX MOUNTING  
          BATTERY LINE  
          BATTERY BOX - REAR COMBINATION LAMP  
          WIRING HARNESS - FRONT FRAME LINE  
          WIRING HARNESS - REAR FRAME LINE  
          WIRING HARNESS - SLOW BLOW FUSE AND BATTERY LINE  
          STARTING SWITCH  
          LIGHT AND MOUNTING - HEAD LAMP AND SUPPORT  
          HORN  
 
 
 
 
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