{"product_id":"1645453903-1645453900-fuel-injector-for-kubota-l4400-l4600-l4610-l4630-l4740","title":"1645453903 1645453900 Fuel Injector For Kubota L4400 L4600 L4610 L4630 L4740","description":"\u003cstrong\u003eThis Fuel Injector is a replacement fuel injector compatible with Kubota L4400, L4600, L4610, L4630, and L4740 tractors and matches OEM Part# 1645453903 and 1645453900.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis Fuel Injector delivers precise fuel atomization for Kubota L-series diesel engines, ensuring efficient combustion and optimal power output. Designed for utility tractors, it restores engine performance and reduces emissions in agricultural and property maintenance applications.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePrecision-machined nozzle for consistent fuel spray pattern\u003c\/li\u003e\n\u003cli\u003eDirect OEM replacement with part numbers 1645453903 and 1645453900\u003c\/li\u003e\n\u003cli\u003eConstructed from high-grade steel for long service life\u003c\/li\u003e\n\u003cli\u003eFactory calibrated to meet Kubota specifications\u003c\/li\u003e\n\u003cli\u003eReduces smoke and improves fuel economy\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eKubota L4400 Tractor\u003c\/li\u003e\n\u003cli\u003eKubota L4600 Tractor\u003c\/li\u003e\n\u003cli\u003eKubota L4610 Tractor\u003c\/li\u003e\n\u003cli\u003eKubota L4630 Tractor\u003c\/li\u003e\n\u003cli\u003eKubota L4740 Tractor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCommon Uses\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or clogged injectors on Kubota diesel tractors\u003c\/li\u003e\n\u003cli\u003eRestoring engine power and starting reliability\u003c\/li\u003e\n\u003cli\u003eUse in farming, mowing, towing, and loader operations\u003c\/li\u003e\n\u003cli\u003eSuitable for both manual and hydrostatic transmission models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 1645453903, 1645453900\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Fuel Injector Nozzle Assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInjection Pressure:\u003c\/strong\u003e 1850 psi (approx.)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Holes:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Size:\u003c\/strong\u003e M12 x 1.25\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need to replace all injectors at once?\u003cstrong\u003e A:\u003c\/strong\u003e While it is recommended to replace injectors in sets for balanced performance, a single faulty injector can be replaced individually if the others are in good condition.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will this injector work on other Kubota engine models?\u003cstrong\u003e A:\u003c\/strong\u003e This injector is specifically designed for L4400, L4600, L4610, L4630, and L4740 tractors; always verify engine compatibility using part numbers before installation.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53678009450769,"sku":"ZZ2Z00657","price":48.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/57_f6764f0b-f2f1-4561-b267-c63c297d920c.jpg?v=1781613747","url":"https:\/\/www.duraforce.com\/products\/1645453903-1645453900-fuel-injector-for-kubota-l4400-l4600-l4610-l4630-l4740","provider":"DURAFORCE","version":"1.0","type":"link"}