{"id":4082,"date":"2026-07-25T07:44:02","date_gmt":"2026-07-25T07:44:02","guid":{"rendered":"https:\/\/yzdlparts.com\/?post_type=product&#038;p=4082"},"modified":"2026-07-25T08:13:18","modified_gmt":"2026-07-25T08:13:18","slug":"cummins-k19-injector-4307331","status":"publish","type":"product","link":"https:\/\/yzdlparts.com\/fr\/product\/cummins-k19-injector-4307331\/","title":{"rendered":"Injecteur Cummins K19 4307331"},"content":{"rendered":"<h3 class=\"wp-block-heading\"><a href=\"https:\/\/yzdlparts.com\/fr\/injecteurs-cummins\/\" title=\"CUMMINS K19 Injector 4307331\">CUMMINS K19 Injector 4307331<\/a> &#8211; High Pressure Fuel Injection<\/h3>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>Pr\u00e9sentation g\u00e9n\u00e9rale :<\/strong> Les <strong>K19 Injector<\/strong> (Part No. <strong>4307331<\/strong>) is a critical fuel system component engineered specifically for the heavy-duty <strong>CUMMINS K19<\/strong> engine series. Designed to maintain optimum combustion efficiency, this injector helps prevent power loss and excessive fuel consumption in harsh operational environments.<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\">Why Choose Our CUMMINS K19 Injector 4307331?<\/h3>\n\n\n\n<p>For high-displacement industrial diesel engines, precise fuel metering is essential. Our <strong>K19 Injector<\/strong> guarantees steady performance through strict quality control and advanced atomization technology:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Precision Fuel Atomization:<\/strong> Delivers high-pressure diesel spray directly into the combustion chamber to ensure complete fuel burn and lower emissions.<\/li>\n\n\n\n<li><strong>Heavy-Duty Construction:<\/strong> Manufactured with heat-treated alloy steel to resist extreme pressure and thermal fatigue during long-hour operations.<\/li>\n\n\n\n<li><strong>Strict Quality Inspection:<\/strong> Chaque <strong>CUMMINS K19<\/strong> fuel injector is 100% flow-tested and pressure-tested prior to factory shipment.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Technical Specifications &amp; Cross-Reference<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>Sp\u00e9cifications<\/strong><\/td><td><strong>D\u00e9tails<\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>Nom du produit<\/strong><\/td><td>Fuel Injector Assembly<\/td><\/tr><tr><td><strong>R\u00e9f\u00e9rence d'origine<\/strong><\/td><td>4307331<\/td><\/tr><tr><td><strong>Focus Engine Model<\/strong><\/td><td>CUMMINS K19 \/ KT19 \/ KTA19<\/td><\/tr><tr><td><strong>Type de carburant<\/strong><\/td><td>High-Pressure Diesel Injection<\/td><\/tr><tr><td><strong>\u00c9tat<\/strong><\/td><td>100% Neuf (norme OEM)<\/td><\/tr><tr><td><strong>Garantie<\/strong><\/td><td>3 mois<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Frequently Asked Questions (Technical FAQ)<\/h3>\n\n\n\n<p><strong>Q: What engine models are compatible with the K19 Injector 4307331?<\/strong><\/p>\n\n\n\n<p>A: This injector is primarily designed for the <strong>CUMMINS K19<\/strong> series (including KTA19-M and KTA19-G models) commonly used in marine vessels, mining trucks, and backup generators.<\/p>\n\n\n\n<p><strong>Q: How do I know if my <a href=\"https:\/\/yzdlparts.com\/fr\/injecteurs-cummins\/\" title=\"CUMMINS K19\">CUMMINS K19<\/a> fuel injector needs replacement?<\/strong><\/p>\n\n\n\n<p>A: Common symptoms of a failing <strong>K19 Injector<\/strong> include engine misfires, rough idling, increased black smoke emissions, and unexpected drops in fuel economy.<\/p>\n\n\n\n<h3 class=\"wp-block-heading has-vivid-green-cyan-color has-text-color has-link-color wp-elements-b1d5efca7bfef467a3076037777015d2\"><a href=\"https:\/\/wa.me\/8618671978898\" title=\"Contact Us for Bulk &amp; Export Pricing\">Contact Us for Bulk &amp; Export Pricing<\/a><\/h3>\n\n\n\n<p>We offer worldwide shipping and competitive wholesale pricing on genuine and OEM-quality <strong>CUMMINS K19<\/strong> engine parts. Contact our technical sales team today with your Engine Serial Number (ESN) for quick order processing!<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>art<\/td><td>Ref No<\/td><td>R\u00e9f\u00e9rence<\/td><td>Description de la pi\u00e8ce<\/td><td>Required<\/td><td>Remarks<\/td><\/tr><tr><td><\/td><td><\/td><td><\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><td>PP43849<\/td><td><\/td><td><\/td><td>Injecteur<\/td><\/tr><tr><td><\/td><td><\/td><td><\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td><\/td><td>4307331<\/td><td><\/td><td>6<\/td><td><\/td><td><\/td><\/tr><tr><td>1<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;167157<\/td><td>Check Ball<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>2<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;173086<\/td><td>Injector Gasket<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>3<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;174299<\/td><td>Screen Retainer<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>4<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3042430<\/td><td>Injector Cup Retainer<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>5<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;193736<\/td><td>Joint torique<\/td><td>3<\/td><td>Orange<\/td><td><\/td><\/tr><tr><td>6<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;203426<\/td><td>Roll Pin<\/td><td>2<\/td><td><\/td><td><\/td><\/tr><tr><td>7<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3054999<\/td><td>Filter Screen<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>8<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3042428<\/td><td>Injector Spring<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>9<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4307427<\/td><td>Injector Adapter<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>10<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3042427<\/td><td>Injector Spring<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>11<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3411695<\/td><td>Injector Clamp<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td><\/td><td>12<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3045047<\/td><td>Injector Orifice Plug<\/td><td>1<\/td><td><\/td><\/tr><tr><td>13<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3052218<\/td><td>Injector Spring Retainer<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>14<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3052231<\/td><td>Injector Link Retainer<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>15<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3052233<\/td><td>Injector Plunger Link<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>16<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3279821<\/td><td>Injector Stop Screw<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>17<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3279850<\/td><td>Tappet Top Stop Lock Nut<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>18<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3279819<\/td><td>Injector Plunger Link<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td><\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3076126<\/td><td>Barrel And Plunger<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>19<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3076124<\/td><td>Injector Plunger<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>20<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3053504<\/td><td>Injector Barrel<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>21<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3068859<\/td><td>Tappet Top Stop Cap<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>22<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3068860<\/td><td>Lock Nut<\/td><td>1<\/td><td>1 5\/16 &#8211; 18 UNF.<\/td><td><\/td><\/tr><tr><td>23<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3609841<\/td><td>Injector Cup<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td><\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3075381<\/td><td><\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>24<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3027988<\/td><td>Retaining Ring<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td><\/td><td>25<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3027994<\/td><td>Compression Spring<\/td><td>1<\/td><td><\/td><\/tr><tr><td><\/td><td>26<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3027996<\/td><td>Check Ball<\/td><td>1<\/td><td><\/td><\/tr><tr><td>27<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3076033<\/td><td>Ball Guide<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>28<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3054852<\/td><td>Injector Spring<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td><\/td><td>29<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;4077027<\/td><td>Injector Spring<\/td><td>1<\/td><td><\/td><\/tr><tr><td><\/td><td>30<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3085344<\/td><td>Ball Guide<\/td><td>1<\/td><td><\/td><\/tr><tr><td><\/td><td>31<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3085345<\/td><td>Tappet Socket<\/td><td>1<\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3075391<\/td><td>Sleeve And Plunger<\/td><td>1<\/td><td><\/td><\/tr><tr><td>32<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3053772<\/td><td>Tappet Plunger<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><tr><td>33<\/td><td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;3075386<\/td><td>Tappet Sleeve<\/td><td>1<\/td><td><\/td><td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/07\/CUMMINS-KTA19-INJECTOR.png\" alt=\"\" class=\"wp-image-4089\" srcset=\"https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/07\/CUMMINS-KTA19-INJECTOR.png 800w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/07\/CUMMINS-KTA19-INJECTOR-300x300.png 300w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/07\/CUMMINS-KTA19-INJECTOR-150x150.png 150w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/07\/CUMMINS-KTA19-INJECTOR-768x768.png 768w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/07\/CUMMINS-KTA19-INJECTOR-12x12.png 12w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>","protected":false},"featured_media":4081,"parent":0,"menu_order":0,"template":"","product_categories":[14],"class_list":["post-4082","product","type-product","status-publish","has-post-thumbnail","hentry","product_categories-injector"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/yzdlparts.com\/fr\/wp-json\/wp\/v2\/product\/4082","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yzdlparts.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/yzdlparts.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":2,"href":"https:\/\/yzdlparts.com\/fr\/wp-json\/wp\/v2\/product\/4082\/revisions"}],"predecessor-version":[{"id":4090,"href":"https:\/\/yzdlparts.com\/fr\/wp-json\/wp\/v2\/product\/4082\/revisions\/4090"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yzdlparts.com\/fr\/wp-json\/wp\/v2\/media\/4081"}],"wp:attachment":[{"href":"https:\/\/yzdlparts.com\/fr\/wp-json\/wp\/v2\/media?parent=4082"}],"wp:term":[{"taxonomy":"product_categories","embeddable":true,"href":"https:\/\/yzdlparts.com\/fr\/wp-json\/wp\/v2\/product_categories?post=4082"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}