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Cummins 6BTA 5.9 Piston (m): 8673

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AVAILABLE EQUIPMENT MODELS
Engine Series: B
Engine Model: 6BTA 5.9
Engine Data:

TURBOCHARGED AFTERCOOLED
EMISSION
Engine Info: 6 Cyl
Engine Dimensions:

359 Cubic Inch

Bore: 4.02 in / 102 mm

Stroke: 4.72 in / 119 mm
Piston (m): 8673
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    Case

    • 90 XT - Skid Loader
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    • WA200-3 - Wheel Loader
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    • WA250-3 - Wheel Loader
    • WA250-3L - Wheel Loader
    • WA250-5 - Wheel Loader
    • WA250L-3 - Wheel Loader
    • WA250L-5 - Wheel Loader
    • WA250PT-3 - Wheel Loader
    • WA250PT-3L - Wheel Loader
    • WA250PT-3MC - Wheel Loader
    • WA250PT-5 - Wheel Loader
    • WA250PTL-5 - Wheel Loader
    • WA250PZ-5 - Wheel Loader
    • WA320-3 - Wheel Loader
    • WA320-3CS - Wheel Loader
    • WA320-5 - Wheel Loader
    • WA320-5L - Wheel Loader
  • 1) Engine O/H Kit
    COK2747/6 Std Click to view kit content
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    Item #:
    Quantity:
    Description:
    C3802070
    1
    BRG, MAIN SET STD 6B
    C3802363
    1
    GASKET, TOP SET 6B
    C3802376
    1
    GASKET, BOTTOM SET 6B
    C3802747
    6
    KIT, PISTON STD B SERIES
    C3901170
    12
    BRG, CON ROD STD B SERIES
    C3901306
    1
    BUSHING, CAM B SERIES
    C3940059
    1
    BUSHING, CAMSHAFT B SERIES
    C4891178
    6
    BUSHING, CON ROD B SERIES
    C3904353
    1
    SEAL, CRANKSHAFT FRONT
    C3353978
    1
    SEAL CRANKSHAFT REAR B/C
         COK2764/6 0.50 mm Click to view kit content
    CLOSE
    Item #:
    Quantity:
    Description:
    C3802070
    1
    BRG, MAIN SET STD 6B
    C3802363
    1
    GASKET, TOP SET 6B
    C3802376
    1
    GASKET, BOTTOM SET 6B
    C3802764
    6
    KIT, PISTON 0.50MM B SERIES
    C3901170
    12
    BRG, CON ROD STD B SERIES
    C3901306
    1
    BUSHING, CAM B SERIES
    C3940059
    1
    BUSHING, CAMSHAFT B SERIES
    C4891178
    6
    BUSHING, CON ROD B SERIES
    C3904353
    1
    SEAL, CRANKSHAFT FRONT
    C3353978
    1
    SEAL CRANKSHAFT REAR B/C
         COK2765/6 1.00 mm Click to view kit content
    CLOSE
    Item #:
    Quantity:
    Description:
    C3802070
    1
    BRG, MAIN SET STD 6B
    C3802363
    1
    GASKET, TOP SET 6B
    C3802376
    1
    GASKET, BOTTOM SET 6B
    C3802765
    6
    KIT, PISTON 1.00 B SERIES
    C3901170
    12
    BRG, CON ROD STD B SERIES
    C3901306
    1
    BUSHING, CAM B SERIES
    C3940059
    1
    BUSHING, CAMSHAFT B SERIES
    C4891178
    6
    BUSHING, CON ROD B SERIES
    C3904353
    1
    SEAL, CRANKSHAFT FRONT
    C3353978
    1
    SEAL CRANKSHAFT REAR B/C
    2) O/H Kit Fractured Rod
    COK2747F/6 Std (10)

    On Fracture Split Con Rods use: 4 of C3901170 (or O/S) and 4 of C4893693 (or O/S).

         Click to view kit content
    CLOSE
    Item #:
    Quantity:
    Description:
    C3802070
    1
    BRG, MAIN SET STD 6B
    C3802363
    1
    GASKET, TOP SET 6B
    C3802376
    1
    GASKET, BOTTOM SET 6B
    C3802747
    6
    KIT, PISTON STD B SERIES
    C3901170
    6
    BRG, CON ROD STD B SERIES
    C3901306
    1
    BUSHING, CAM B SERIES
    C3940059
    1
    BUSHING, CAMSHAFT B SERIES
    C4891178
    6
    BUSHING, CON ROD B SERIES
    C4893693
    6
    BRG, CON ROD, STD, B SERIES (LOWER)
    C3904353
    1
    SEAL, CRANKSHAFT FRONT
    C3353978
    1
    SEAL CRANKSHAFT REAR B/C
         COK2764F/6 0.50 Click to view kit content
    CLOSE
    Item #:
    Quantity:
    Description:
    C3802070
    1
    BRG, MAIN SET STD 6B
    C3802363
    1
    GASKET, TOP SET 6B
    C3802376
    1
    GASKET, BOTTOM SET 6B
    C3802764
    6
    KIT, PISTON 0.50MM B SERIES
    C3901170
    6
    BRG, CON ROD STD B SERIES
    C3901306
    1
    BUSHING, CAM B SERIES
    C3940059
    1
    BUSHING, CAMSHAFT B SERIES
    C4891178
    6
    BUSHING, CON ROD B SERIES
    C4893693
    6
    BRG, CON ROD, STD, B SERIES (LOWER)
    C3904353
    1
    SEAL, CRANKSHAFT FRONT
    C3353978
    1
    SEAL CRANKSHAFT REAR B/C
         COK2765F/6 1.00 Click to view kit content
    CLOSE
    Item #:
    Quantity:
    Description:
    C3802070
    1
    BRG, MAIN SET STD 6B
    C3802363
    1
    GASKET, TOP SET 6B
    C3802376
    1
    GASKET, BOTTOM SET 6B
    C3802765
    6
    KIT, PISTON 1.00 B SERIES
    C3901170
    6
    BRG, CON ROD STD B SERIES
    C3901306
    1
    BUSHING, CAM B SERIES
    C3940059
    1
    BUSHING, CAMSHAFT B SERIES
    C4891178
    6
    BUSHING, CON ROD B SERIES
    C4893693
    6
    BRG, CON ROD, STD, B SERIES (LOWER)
    C3904353
    1
    SEAL, CRANKSHAFT FRONT
    C3353978
    1
    SEAL CRANKSHAFT REAR B/C
    3) Engine I/F Kit
    CIK2747/6 Std Click to view kit content
    CLOSE
    Item #:
    Quantity:
    Description:
    C3802070
    1
    BRG, MAIN SET STD 6B
    C3802363
    1
    GASKET, TOP SET 6B
    C3802747
    6
    KIT, PISTON STD B SERIES
    C3901170
    12
    BRG, CON ROD STD B SERIES
    C3931346
    1
    GASKET, OIL PAN 6B
         CIK2764/6 0.50 mm Click to view kit content
    CLOSE
    Item #:
    Quantity:
    Description:
    C3802070
    1
    BRG, MAIN SET STD 6B
    C3802363
    1
    GASKET, TOP SET 6B
    C3802764
    6
    KIT, PISTON 0.50MM B SERIES
    C3901170
    12
    BRG, CON ROD STD B SERIES
    C3931346
    1
    GASKET, OIL PAN 6B
         CIK2765/6 1.00 mm Click to view kit content
    CLOSE
    Item #:
    Quantity:
    Description:
    C3802070
    1
    BRG, MAIN SET STD 6B
    C3802363
    1
    GASKET, TOP SET 6B
    C3802765
    6
    KIT, PISTON 1.00 B SERIES
    C3901170
    12
    BRG, CON ROD STD B SERIES
    C3931346
    1
    GASKET, OIL PAN 6B
         SPEC SHEET - 6BT 5.9
  • Piston & Ring Kit
    C3802747 Std C3802764 0.50 mm C3802765 1.00 mm
    Use 6
  • Main Bearing Set
    C3802070 Std C3802071 0.25 mm C3802072 0.50 mm C3802073 0.75 mm
    Use 1
  • Con Rod Bearing
    C3901170 Std C3901171 0.25 mm C3901172 0.50 mm C3901173 0.75 mm
    Rod bearings are priced and sold per shell
  • Fractured Con Rod Bearing
    C4893693 Std (10)

    On Fracture Split Con Rods use: 4 of C3901170 (or O/S) and 4 of C4893693 (or O/S).

         C4892795 0.25 mm C4892796 0.50 mm C4892797 0.75 mm
    Rod bearings are priced and sold per shell
    • Piston Kit:

    1) 1 C3928673 Piston Std,           1 C3802230 Ring Set  Std,             1 C3934047 Piston Pin,   2 C3901706 Ret.

    2) 1 C3928674 Piston 0.50 mm, 1 C3802232 Ring Set  0.50 mm,  1 C3934047 Piston Pin,   2 C3901706 Ret.

    3) 1 C3928675 Piston 1.00 mm, 1 C3802234 Ring Set  1.00 mm,  1 C3934047  Piston Pin,  2 C3901706 Ret.

  • 1) Front Seal
    C3904353
    2) Rear Seal
    C3353978
    3) Crankshaft
    C3907804
    4) Front Seal Sleeve
    C3906080
    5) Rear Seal Sleeve
    C3906081
    6) Rectangular Seal
    C3912473
    7) Crankshaft, Gear
    C3901258
    8) Ring Gear
    C3903309 (173T) (9)

    Check for proper application.

         C3905427 (127T) (9)

    Check for proper application.

         C3901774 (159T) (9)

    Check for proper application.

         C3902127 (138T) (9)

    Check for proper application.
  • 1) Top Gasket Set
    C3802363
    2) Bottom Gsk Set
    C3802376
    3) Head Gasket
    C3921394
    4) Oil Pan Gasket
    C3931346 (7)

    Applications with internally cast oil suction tube in Aluminum oil pan, mus use 3938161 oil pan gasket..
    5) Valve Cover Gsk
    C3902666
    6) Gear Housing Gsk
    C3916131
    7) Rear Cover Gsk
    C3928493
    8) Gear Cover Gasket
    C3918673 (9)

    Check for proper application.
    9) Front Gear Housing
    C3931382 (9)

    Check for proper application.

         C5267782 (9)

    Check for proper application.
  • 1) Bushing, Piston
    C4891178 x6
    2) Bushing, Cam
    C3901306 x1 (3)

    For Storm blocks use C3940059.
    3) Bolt, Con Rod
    C3900919 x12
    4) Con Rod
    C3901569 (8)

    C3901569 Machine Split Rod. C4943979 Fracture Split Rod.

         C4943979 (8)

    C3901569 Machine Split Rod. C4943979 Fracture Split Rod.
    5) Bolt, Ex Manifold
    C3944593 (11)

    Flanged Head Cap Screw.

         C3944655 (12)

    Studded Flange Cap Screw.
    6) Spacer, Ex Manifold
    C3945252
  • 1) Camshaft
    C3914639
    2) Tappet
    C3925031
    3) Push Rod
    C3904679
    4) Rocker Arms
    C3910811 x6 C3910810 x6
    5) Camshaft Gear
    C3907431
  • 1) Oil Cooler 7 Plt
    C3921558
    2) Oil Cooler Gasket
    C3926760
    3) Oil Cooler Gasket Filter Head
    C3929792
Valve Section
(1): Can be Used on both Intake and Exhaust.
(2): Diaphragm Style.
(3): For Storm blocks use C3940059.
(4): Do not use on Marine Engines.
(5): For use on engines prior to April, 2003.
(6): For use on engines from April, 2003, (Top Hat Style).
(7): Applications with internally cast oil suction tube in Aluminum oil pan, mus use 3938161 oil pan gasket..
(8): C3901569 Machine Split Rod. C4943979 Fracture Split Rod.
(9): Check for proper application.
(10): On Fracture Split Con Rods use: 4 of C3901170 (or O/S) and 4 of C4893693 (or O/S).
(11): Flanged Head Cap Screw.
(12): Studded Flange Cap Screw.
(13): Machined for 7mm nozzles.