RAREELECTRICAL Fuel Injector Nozzle Holder Assembly Fits Kubota Kx121-2 Kx121-3 Kx161-2 Kx161-3 U45s L3600dt L3710dt L3940dt L4200dt L4300f R510 R520 Replaces 16454-53903 Stens 1903-3021

Applications: Kubota KX121-2 / KX121-3 / KX121-3S / KX121-3ST — 4-5 Ton Excavator V2203 (1997-2017) Kubota KX161-2 / KX161-3 / KX161-3S / KX161-3ST — 5-6 Ton Excavator V2203 (1997-2017) Kubota U45S / U45ST — 4.5 Ton Tight Tail Excavator V2203 (2005-Present) Kubota L3600DT / L3710DT — 36-39 HP Compact Tractor V2203 (1994-2002) Kubota L3940DT / L4240DT — 39-44 HP Compact Tractor V2203 (2007-2013) Kubota L4200DT / L4300F / L4310DT / L4330DT — 42-46 HP Tractor V2203 (1993-2013) Kubota L4400 / L4600F / L4610 / L4630 / L45 / L48 — 44-48 HP Tractor (2003-2013) Kubota M4700 / M4900 / M5400 / M5700 — 47-59 HP Utility Tractor (1995-2008) Kubota R510 / R510B / R520 / R520S — Wheel Loader V2203 (1990-2004) Kubota SQ1200 / SQ3250 / KJT210VX / KJS150VX / KJT270FSW — Generator Bobcat 334 / 743 / 751 / 753 / 763 / 773 / S150 / S160 / S175 / S185 / T190 Numbers: Kubota: 16454-53000 / 16454-53900 / 16454-53903 / 16454-53905 Kubota: 16419-53900 (Earlier Revision) Bobcat: 6722147 / 7023120 Specifications: Type: Fuel Injector — Nozzle Holder Assembly Injection: Indirect (IDI) — Type Engine Compatibility: V2003 / V2203 / V2403 / D1703 Mounting: Direct Replacement Fuel Injector — Kubota / Bobcat Diesel Equipment Replacement fuel injector for Kubota V2203, V2003, and D1703 diesel engines. Used across KX-series excavators, L-series and M-series tractors, R-series wheel loaders, SQ/KJ generators, and Bobcat skid steers. NOTE: Verify part number and engine model before ordering. Sold individually.

• Compatible with KUBOTA. Please verify your OEM part number from your original unit to help ensure fitment.
• Replaces: Kubota : / 16454-53000 (Fuel Injector — Original Part Number) / 16454-53900 (Fuel Injector — Revision) / 16454-53903 (Fuel Injector — Revision) / 16454-53905 (Fuel Injector — Current Part Number) / 16419-53900 (Fuel Injector — Earlier Revision) / 1645453000 / 1645453900 / 1645453903 / 1645453905 (No-Dash Format) / Bobcat : / 6722147 (Fuel Injector — Skid Steer / Excavator) / 7023120 (Fuel Injector — Skid Steer / Compact Track Loader) / : / Stens
• Applications: Kubota Kx-Series Excavators: / Kx121-2 — 4 Ton Mini Excavator Kubota V2203 Diesel (1997-2005) / Kx121-3 / Kx121-3S / Kx121-3St — 4.5 Ton Excavator V2203 (2005-2017) / Kx161-2 — 5.5 Ton Excavator Kubota V2203 Diesel (1997-2005) / Kx161-3 / Kx161-3S / Kx161-3St — 6 Ton Excavator V2203 (2005-2017) / U45s / U45st — 4.5 Ton Tight Tail Excavator V2203 (2005-Present) / Kubota L-Series Compact Tractors: / L3600dt / L3600dtc / L3600dtgst / L3600dtgstc — 38 Hp V2203
• Applications: V2203 (1994-2000) / L3710dt / L3710dtgst / L3710dthst / L3710dthstc — 39 Hp V2203 (1998-2002) / L3940dt3 / L3940dtgst / L3940dthst — 39 Hp V2203 (2007-2013) / L4200dt — 45 Hp Kubota V2203 Diesel (1993-1999) / L4240dt3 / L4240gst3 / L4240hst3 / L4240hstc3 — 44 Hp V2203 (2007-2013) / L4300dt / L4300f — 43 Hp Kubota V2203 Diesel (1998-2002) / L4310dt / L4310dtgstc — 43 Hp V2203 (1998-2002) / L4330dt / L4330dthstc — 46 Hp V2203 (2003-2007) / L4400dt / L4400f /
• Fuel Injector Source: Aftermarket