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)
1J508-65390
CLAMP(WIRE)
$1.93
1J466-25010
COMP.FLYWHEEL
$1,103.18
1G932-72190
CUCHION,RUBBER
$31.22
1G932-72180
RUBBER
$2.32
1G930-72190
CUSHION,RUBBER
$25.25
1G905-32610
BASE,OIL FILTER
$74.35
1G778-74280
PULLEY, FAN DRIVE
$190.40
1G740-64010
ALTERNATOR,ASSY
$358.51
1G730-73036
ASSY PUMP,WATER
$184.68
1G730-37162
HOSE,OIL COOLER
$16.29
1G489-32610
ADAPTER,OILFILTER
$34.32
1G489-32370
PLUG,OIL FILTER
$32.12
1G364-72940
PIPE, WATER
$40.68
1G362-64010
ASSY ALTERNATOR
$429.99
1E466-64420
STAY DYNAMO
$47.50
1E309-64350
ALTERNATOR STAY
$31.17
1E282-73260
COVER THERMOSTAT
$30.38
1E141-73035
ASSY PUMP,WATER
$168.60
1E017-73038
ASSY PUMP,WATER
$168.60
1E013-35013
ASSY PUMP,OIL
$120.09
1A085-74280
PULLEY,FAN DRIVE
$154.63
1A024-39010
SWITCH,OIL
$27.43
1A021-73013
ASSY THERMOSTAT
$33.75
1A021-51663
GASKET, PUMP COVER
$2.92
1A021-33112
FLANGE,OIL FILLER
$12.60
19279-64015
ASSY ALTERNATOR
$575.96
19260-64014
ASSY ALTERNATOR
$445.48
19077-01504
COMP.OIL PAN
$241.34
19059-72090
KIT TANK,RESERVE
$74.38
17580-16060
CAP,RADIATOR
$37.31
17490-74112
FAN
$177.42
17490-63014
ASSY STARTER
$664.85
17480-97010
BELT(A-42.0)
$27.78
17381-63012
ASSY STARTER
$607.35
17123-97012
BELT,FAN(43.0)
$26.46
17112-97012
BELT,FAN(40.0)
$25.11
16661-74110
FAN
$78.56
16241-05670
ELEMENT,BREATHER
$3.63
15809-74110
FAN
$73.28
15807-74110
FAN
$146.49
15531-72422
CAP
$3.96
15531-72410
BODY,TANK
$67.67
15531-72402
ASSY TANK,RESERVE
$92.34
15451-96300
CAP,SEALING
$3.19
15449-74150
COLLAR,FAN
$56.34
15434-01616
OIL PAN
$216.82
03024-50425
SCREW,WITH WASHER
$0.21
02756-50080
NUT,UBS
$0.79
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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⏱ Mon–Fri 7a–5p
🚚 Nationwide Shipping
349 S 100 W, American Fork, UT 84003 · Mon–Fri 7:00 AM – 5:00 PM · Sat by Appt