Kubota V2403 Engine Parts

Alpine Equipment stocks OEM and aftermarket parts for the Kubota V2403 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 V2403 engine or a full rebuild? Call our factory-certified Kubota team at (801) 701-7394.

☎ Call for Pricing — (801) 701-7394 Request a Quote
Kubota V2403 diesel engine — genuine parts from Alpine Equipment Repair
  • Cylinders4
  • Displacement148.5 cu.in.
  • Bore & Stroke3.43 x 4.031 in
  • Rated Output48.9–74.3 HP
  • Max Torque117–183.4 lb-ft
  • AspirationNaturally aspirated / Turbocharged / Turbocharged + Turbo After Cooler
  • Dry Weight406–551 lbs

Specs vary by engine variant/spec code. Confirm fitment by part number or call us.

Kubota V2403 Manuals & Parts Diagrams

Official Kubota parts lists and service-data reference for this model. Use them to find the exact part number or spec, then search or call to order. Or browse the full Kubota manual library.

Illustrated Parts Lists

Service Data

V2403 Engine Parts (868 parts)

Genuine Kubota assy manifold, inlet, part number 1J803-11773 — Alpine Equipment 1J803-11773 ASSY MANIFOLD, INLET $256.71 Genuine Kubota flange, inlet, part number 1J803-05660 — Alpine Equipment 1J803-05660 FLANGE, INLET $42.90 Genuine Kubota spacer, comp(breather, part number 1J802-14680 — Alpine Equipment 1J802-14680 SPACER, COMP(BREATHER $42.04 Genuine Kubota stud, part number 1J802-91500 — Alpine Equipment 1J802-91500 STUD $15.22 Genuine Kubota stud, part number 1J802-91490 — Alpine Equipment 1J802-91490 STUD $13.36 Genuine Kubota stay(egr cooler), part number 1J803-71432 — Alpine Equipment 1J803-71432 STAY(EGR COOLER) $8.02 Genuine Kubota pipe, comp(oil, 2), part number 1J802-33050 — Alpine Equipment 1J802-33050 PIPE, COMP(OIL, 2) $26.75 Genuine Kubota comp.cooler, egr, part number 1J803-71410 — Alpine Equipment 1J803-71410 COMP.COOLER, EGR $824.71 Genuine Kubota clamp hose, part number 1J802-71590 — Alpine Equipment 1J802-71590 CLAMP HOSE $4.54 Genuine Kubota crankcase comp, part number 1J802-01012 — Alpine Equipment 1J802-01012 CRANKCASE COMP $4,820.07 Genuine Kubota tube separator, part number 1J802-05850 — Alpine Equipment 1J802-05850 TUBE SEPARATOR $72.91 Genuine Kubota manifold ex, part number 1J802-12313 — Alpine Equipment 1J802-12313 MANIFOLD EX $342.94 Genuine Kubota valve, throttle, assy, part number 1J802-10600 — Alpine Equipment 1J802-10600 VALVE, THROTTLE, ASSY $527.04 Genuine Kubota comp.flange, water, part number 1J801-72700 — Alpine Equipment 1J801-72700 COMP.FLANGE, WATER $166.14 Genuine Kubota hose, part number 1J801-71460 — Alpine Equipment 1J801-71460 HOSE $63.02 Genuine Kubota bolt, flange, part number 1J801-91010 — Alpine Equipment 1J801-91010 BOLT, FLANGE $2.88 Genuine Kubota clamp(injector), part number 1J801-53150 — Alpine Equipment 1J801-53150 CLAMP(INJECTOR) $27.54 Genuine Kubota pipe, comp(water over, part number 1J801-42850 — Alpine Equipment 1J801-42850 PIPE, COMP(WATER OVER $59.00 Genuine Kubota STUD(M8X55), part number 1J801-91490 — Alpine Equipment 1J801-91490 STUD(M8X55) $12.51 Genuine Kubota clamp, hose, part number 1J801-18750 — Alpine Equipment 1J801-18750 CLAMP, HOSE $0.60 Genuine Kubota bracket conn, part number 1J801-65202 — Alpine Equipment 1J801-65202 BRACKET CONN $60.26 Genuine Kubota bracket connector, part number 1J801-65200 — Alpine Equipment 1J801-65200 BRACKET CONNECTOR $58.30 Genuine Kubota bracket(dpf, 2), part number 1J801-18710 — Alpine Equipment 1J801-18710 BRACKET(DPF, 2) $100.58 Genuine Kubota cover(fuel camshaft), part number 1J801-16210 — Alpine Equipment 1J801-16210 COVER(FUEL CAMSHAFT) $27.63 Genuine Kubota camshaft, assy(fuel), part number 1J801-16020 — Alpine Equipment 1J801-16020 CAMSHAFT, ASSY(FUEL) $813.63 Genuine Kubota clamp, part number 1J801-37390 — Alpine Equipment 1J801-37390 CLAMP $13.99 Genuine Kubota bracket dpf, part number 1J801-18700 — Alpine Equipment 1J801-18700 BRACKET DPF $103.10 Genuine Kubota cover head assy, part number 1J801-14502 — Alpine Equipment 1J801-14502 COVER HEAD ASSY $326.70 Genuine Kubota wheel, part number 1J801-16910 — Alpine Equipment 1J801-16910 WHEEL $36.58 Genuine Kubota separator, assy, part number 1J801-05030 — Alpine Equipment 1J801-05030 SEPARATOR, ASSY $282.83 Genuine Kubota bracket separator, part number 1J801-05820 — Alpine Equipment 1J801-05820 BRACKET SEPARATOR $35.08 Genuine Kubota pipe, comp(oil return, part number 1J801-05840 — Alpine Equipment 1J801-05840 PIPE, COMP(OIL RETURN $18.40 Genuine Kubota hook(engine, front), part number 1J801-01740 — Alpine Equipment 1J801-01740 HOOK(ENGINE, FRONT) $19.52 Genuine Kubota tube oil return, part number 1J801-05832 — Alpine Equipment 1J801-05832 TUBE OIL RETURN $22.37 Genuine Kubota hook(engine, rear), part number 1J801-01753 — Alpine Equipment 1J801-01753 HOOK(ENGINE, REAR) $23.40 Genuine Kubota bolt, joint, part number 1J800-95810 — Alpine Equipment 1J800-95810 BOLT, JOINT $27.11 Genuine Kubota o ring, part number 1J800-43970 — Alpine Equipment 1J800-43970 O RING $16.53 Genuine Kubota bolt(scv), part number 1J800-91430 — Alpine Equipment 1J800-91430 BOLT(SCV) $13.32 Genuine Kubota bolt, joint, part number 1J800-95800 — Alpine Equipment 1J800-95800 BOLT, JOINT $59.70 Genuine Kubota stud, part number 1J800-91490 — Alpine Equipment 1J800-91490 STUD $2.38 Genuine Kubota bolt, joint, part number 1J800-95780 — Alpine Equipment 1J800-95780 BOLT, JOINT $9.72 Genuine Kubota gear, supply pump, part number 1J800-51150 — Alpine Equipment 1J800-51150 GEAR, SUPPLY PUMP $116.14 Genuine Kubota cap, part number 1J800-59780 — Alpine Equipment 1J800-59780 CAP $2.14 Genuine Kubota manual, op, part number 1J778-89162 — Alpine Equipment 1J778-89162 MANUAL, OP $44.02 Genuine Kubota plug, part number 1J800-43410 — Alpine Equipment 1J800-43410 PLUG $22.04 Genuine Kubota stopper, fuel c/shaft, part number 1J800-16320 — Alpine Equipment 1J800-16320 STOPPER, FUEL C/SHAFT $17.20 Genuine Kubota manual ops, part number 1J783-89158 — Alpine Equipment 1J783-89158 MANUAL OPS $46.55 Genuine Kubota bolt, flange, part number 1J800-91010 — Alpine Equipment 1J800-91010 BOLT, FLANGE $1.93

More Kubota Engine Parts

→ Kubota Industrial Engine Parts & Service hub

Need pricing on a Kubota V2403 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

★ 4.9 Google Rating ⏱ 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