Kubota WG2503 Engine Parts
Alpine Equipment stocks OEM and aftermarket parts for the Kubota WG2503 engine — filters, gaskets, seals, pumps, water pumps, injectors, and complete rebuild components. Same-day shop pickup in Utah County; nationwide shipping.
Need pricing on a complete WG2503 engine or a full rebuild? Call our factory-certified Kubota team at (801) 701-7394.
- Cylinders4
- Displacement152.0 cu.in.
- Bore & Stroke3.46 x 4.031 in
- Rated Output56.8–61.7 HP
- Max Torque118–131.3 lb-ft
- AspirationNaturally aspirated
- Dry Weight430–434 lbs
Specs vary by engine variant/spec code. Confirm fitment by part number or call us.
WG2503 Engine Parts (102 parts)
EG523-12240
SENSOR(O2)
$243.10
01754-50640
BOLT,FLANGE
$1.92
EG541-12110
KU-MUFFLER
$5,419.87
TC403-74250
PULLEY,FAN
$48.50
EG661-72400
TANK, RESERVE ASSY
$92.34
EG554-65420
COVER,COMP(FBOX,TOP)
$51.12
EG554-65220
PLATE
$2.49
EG543-91490
STUD M8X23
$9.71
EG543-68330
SENSOR(CAM)
$67.81
EG543-12350
GASKET EMANIFOLD
$15.56
EG543-12230
GASKET MUFFLER
$7.25
EG543-11820
GASKET INLET
$13.85
EG542-99760
VALVE LOCKOFF
$78.83
EG542-36410
GAUGE ENGINE OIL
$29.20
EG541-17340
COVER EXHAUST
$100.61
EG541-12310
MANIFOLD EXHAUST
$394.69
EG541-12110
MUFFLER
$1,934.46
EG526-90320
ADAPTER ECOM
$175.08
EG526-65420
COVER COMP TOP
$57.92
EG525-46960
CONNECTOR ASSY VAP
$13.80
EG523-90320
ADAPTER DST I
$253.82
EG523-90062
CABLE,ASSY
$746.38
EG523-67710
SPARK PLUG
$32.23
EG523-67090
COIL IGNITION
$125.78
EG523-46990
RUBBER SEALING MIXER
$21.69
EG523-46980
RUBBER SEALING D-EPR
$10.56
EG523-46970
RUBBER SEALING D-EPR
$8.86
EG523-46960
RUBBER SEALING D-EPR
$5.55
EG523-46950
VALVE[LOCKOFF]
$376.11
EG523-46943
REGULATOR
$985.10
EG523-46923
REGULATOR ASSY
$1,009.02
EG523-46110
GASKET[THROTTLE]
$4.82
EG523-44940
FLANGE[INLET]
$24.94
EG523-44800
SENSOR[TMAP]
$154.43
EG523-44010
MIXER,ASSY
$829.36
EG523-44000
BODY,THROTTLE,COMP
$654.05
EG523-12380
GASKET[MUFFLER,2]
$7.89
EG523-12370
GASKET[MUFFLER,1]
$7.44
EG523-03800
SENSOR[KNOCK]
$226.10
EG522-52070
MANIFOLD[FPM]
$878.47
EG522-52020
PUMP FUEL
$275.36
EG522-44020
INJECTOR
$106.83
EG522-12370
GASKET(MUFFLER)
$8.13
E9121-68332
ASSY SENSOR,STICK
$98.52
48100-58474
ASSY TANK,RESERVE
$104.59
1K583-72062
RADIATOR, ASSY
$1,343.26
1J873-36412
GAUGE ENG. OIL
$28.68
1J860-33140
PLUG,OIL FILTER
$5.65
EG541-12110
KU-MUFFLER
$5,419.87
TC403-74250
PULLEY,FAN
$48.50
EG661-72400
TANK, RESERVE ASSY
$92.34
EG554-65420
COVER,COMP(FBOX,TOP)
$51.12
EG554-65220
PLATE
$2.49
EG543-91490
STUD M8X23
$9.71
EG543-68330
SENSOR(CAM)
$67.81
EG543-12350
GASKET EMANIFOLD
$15.56
EG543-12230
GASKET MUFFLER
$7.25
EG543-11820
GASKET INLET
$13.85
EG542-99760
VALVE LOCKOFF
$78.83
EG542-36410
GAUGE ENGINE OIL
$29.20
EG541-17340
COVER EXHAUST
$100.61
EG541-12310
MANIFOLD EXHAUST
$394.69
EG541-12110
MUFFLER
$1,934.46
EG526-90320
ADAPTER ECOM
$175.08
EG526-65420
COVER COMP TOP
$57.92
EG525-46960
CONNECTOR ASSY VAP
$13.80
EG523-90320
ADAPTER DST I
$253.82
EG523-90062
CABLE,ASSY
$746.38
EG523-67710
SPARK PLUG
$32.23
EG523-67090
COIL IGNITION
$125.78
EG523-46990
RUBBER SEALING MIXER
$21.69
EG523-46980
RUBBER SEALING D-EPR
$10.56
EG523-46970
RUBBER SEALING D-EPR
$8.86
EG523-46960
RUBBER SEALING D-EPR
$5.55
EG523-46950
VALVE[LOCKOFF]
$376.11
EG523-46943
REGULATOR
$985.10
EG523-46923
REGULATOR ASSY
$1,009.02
EG523-46110
GASKET[THROTTLE]
$4.82
EG523-44940
FLANGE[INLET]
$24.94
EG523-44800
SENSOR[TMAP]
$154.43
EG523-44010
MIXER,ASSY
$829.36
EG523-44000
BODY,THROTTLE,COMP
$654.05
EG523-12380
GASKET[MUFFLER,2]
$7.89
EG523-12370
GASKET[MUFFLER,1]
$7.44
EG523-03800
SENSOR[KNOCK]
$226.10
EG522-52070
MANIFOLD[FPM]
$878.47
EG522-52020
PUMP FUEL
$275.36
EG522-44020
INJECTOR
$106.83
EG522-12370
GASKET(MUFFLER)
$8.13
E9121-68332
ASSY SENSOR,STICK
$98.52
48100-58474
ASSY TANK,RESERVE
$104.59
1K583-72062
RADIATOR, ASSY
$1,343.26
1J873-36412
GAUGE ENG. OIL
$28.68
1J860-33140
PLUG,OIL FILTER
$5.65
More Kubota Engine Parts
Need pricing on a Kubota WG2503 engine or a rebuild?
We sell, exchange, and rebuild Kubota engines — and stock the parts to keep yours running. Call or send a quote request.
(801) 701-7394
Call or Text — Factory-Certified Kubota Elite Dealer
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349 S 100 W, American Fork, UT 84003 · Mon–Fri 7:00 AM – 5:00 PM · Sat by Appt