Kubota 17333-51010 is a new, genuine Kubota injection pump assembly for the L2250, L2550 and L2650 compact tractors, including the 2WD (F), Dual Traction 4WD (DT), glide-shift (GST), wet-clutch and tow versions. These tractors run 3-cylinder direct-injection diesels: the D1302-DI-A in the L2250 and the 1.4 L D1402-DI-A in the L2550 and L2650.
These tractors were built from about 1985 to 1993. Replace the pump when it leaks, will not hold delivery, or has worn or rusted elements after water got into the fuel. Kubota still supplies this complete pump new under the original number.
Confirm Fitment Before You Order
This pump is listed only for the L2250, L2550 and L2650. For any other machine or engine, send the Kubota number on your old pump and the engine model and serial so we can check it first. Call 530-668-0818 and we will confirm the exact match at no charge before anything ships.
Specifications
| Part number | 17333-51010 |
| Brand | Kubota |
| Condition | New, genuine, in original packaging |
| Warranty | Kubota genuine parts warranty: 1 year against defects in materials or workmanship. |
| Type | Mechanical in-line injection pump assembly, 3-cylinder |
| Tractors | Kubota L2250, L2550, L2650 |
| Engines | D1302-DI-A (L2250), D1402-DI-A (L2550, L2650) |
| Catalog weight | About 4.9 lb (pump only) |
| Shipping weight | 8 lb |
Fits / Applications
- Kubota L2250DT and L2250F compact tractors
- Kubota L2550DT, L2550DT-GST, L2550F and L2550-TOW compact tractors
- Kubota L2650DT, L2650DT-GST, L2650DT-WET and L2650F compact tractors
Kubota sets injection timing on this style of pump with shims under the pump mounting flange. Keep the old shim stack, fit it under the new pump, then check timing to the Kubota workshop manual spec for your engine. When you fit the pump, use the stop lever to line up the governor fork with the pump’s control rack pin; a missed pin can damage the fork. Find out why the old pump failed, then flush the tank and lines and fit new filters before start-up.
Part Numbers & Cross Reference
Cross-reference numbers can change with engine serial, build year and emissions tier, so treat this list as a starting point. Send us your engine serial number and we will confirm the exact match against your build before anything ships. That check is free and takes a few minutes.
Frequently Asked Questions
Will 17333-51010 fit an L2550 or L2650 with the D1402?
Yes. Kubota lists 17333-51010 for the L2250, L2550 and L2650 compact tractors. The L2250 runs the D1302-DI-A, and the L2550 and L2650 run the 1.4 L D1402-DI-A.
Does 17333-51010 cover the GST, wet-clutch and 2WD versions?
Yes. It covers the 2WD (F), Dual Traction 4WD (DT), glide-shift (GST), wet-clutch and tow versions, including the L2550DT-GST, L2650DT-WET and L2550-TOW.
Is 17333-51010 new, and do I send my old L2250 pump back?
It is a new, genuine Kubota injection pump assembly in original packaging, sold by an authorized Kubota dealer. There is no core charge and nothing to send back.
Can 17333-51010 go on a Kubota tractor other than the L2250, L2550 or L2650?
This pump is listed only for those three tractors. For any other machine or engine, call 530-668-0818 with the Kubota number on your old pump and the engine model and serial. We check it at no charge before anything ships.
Related Parts
- Kubota D1302, D1402, D1462 & V1512 Pencil Fuel Injector | Stanadyne 27836 New
- Kubota KX151, KH-151, R410 & L345 Injection Pump | Genuine Kubota 15461-51010
- Kubota B6100 & B7100 D650/D750 Tractor Injection Pump | Genuine Kubota 15381-51010
Why Buy From Valley Fuel Injection
We are an authorized Kubota dealer and a diesel fuel-injection shop in Woodland, CA, working on diesel engines since 1993. When you call, you talk to people who know Kubota engines and can help you match the part number to your engine serial or machine model before you order. See our Kubota engine sales, parts and service.
UPS Ground anywhere in the lower 48. Questions on fitment? Call 530-668-0818.
Pricing covers the unit itself. Any applicable sales tax is additional; shipping is calculated at checkout. Buying tax-exempt? Qualifying diesel repair shops, fleets, farms, and agricultural operations can purchase tax-free. Set up tax-exempt purchasing once and every qualifying order is tax-free going forward.





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