{"id":3424,"date":"2026-06-20T06:41:39","date_gmt":"2026-06-20T06:41:39","guid":{"rendered":"https:\/\/yzdlparts.com\/?post_type=product&#038;p=3424"},"modified":"2026-09-21T09:21:55","modified_gmt":"2026-09-21T09:21:55","slug":"1112030-81dc-high-pressure-fuel-pipe-connector","status":"publish","type":"product","link":"https:\/\/yzdlparts.com\/it\/product\/1112030-81dc-high-pressure-fuel-pipe-connector\/","title":{"rendered":"Tubo di collegamento per linea carburante ad alta pressione FAW 1112030-81DC"},"content":{"rendered":"<p>La FAW <a href=\"https:\/\/yzdlparts.com\/it\/faw\/\" title=\"1112030-81DC\">1112030-81DC<\/a> high-pressure fuel line connecting pipe is a vital fuel system component built for FAW commercial heavy-duty trucks. Manufactured under original OEM specifications, this genuine fuel pipe handles intense internal pressures safely, maintaining consistent fuel flow to your engine&#8217;s combustion chambers.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u2699\ufe0f Reliable Fuel Line Strength for Heavy-Duty Diesels<\/h2>\n\n\n\n<p>Preventing fuel leaks and pressure drops is critical to maintaining engine efficiency and safety. The 1112030-81DC fuel line delivers dependable performance:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>High-Pressure Integrity:<\/strong> Precision-engineered to handle extreme fuel injection pressures without swelling, cracking, or leaking.<\/li>\n\n\n\n<li><strong>Intercambiabilit\u00e0 OEM senza soluzione di continuit\u00e0:<\/strong> Perfectly replaces older material numbers like 1112030-81D and 2S1112030-81D without requiring any modifications.<\/li>\n\n\n\n<li><strong>Vibration-Resistant Design:<\/strong> Heavy-duty metal construction absorbs constant engine vibration and thermal expansion during long-haul use.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udcca Specifiche tecniche e elenco delle parole chiave<\/h2>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>Caratteristica<\/strong><\/td><td><strong>Dettagli tecnici<\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>Codice articolo OEM originale<\/strong><\/td><td>1112030-81DC<\/td><\/tr><tr><td><strong>Numeri precedenti \/ Numeri sostituiti<\/strong><\/td><td>1112030-81D, 1112030-81DL1, 1112030-M80-0000, 2S1112030-81D<\/td><\/tr><tr><td><strong>Componente Focus<\/strong><\/td><td>High Pressure Fuel Line Connecting Pipe<\/td><\/tr><tr><td><strong>Compatibilit\u00e0 con i veicoli<\/strong><\/td><td>FAW J6, FAW J6P<\/td><\/tr><tr><td><strong>Funzionalit\u00e0 del prodotto<\/strong><\/td><td>High-Pressure Fuel Delivery &amp; Fluid Transfer<\/td><\/tr><tr><td><strong>Livello di qualit\u00e0<\/strong><\/td><td>Standard dei produttori di apparecchiature originali (OEM)<\/td><\/tr><tr><td><strong>Assistenza per la vendita all'ingrosso<\/strong><\/td><td><a href=\"http:\/\/wa.me\/8618671978898\" title=\"+86 186 7197 8898\">+86 186 7197 8898<\/a><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>N. di serie <\/strong><\/td><td><strong>Codice articolo <\/strong><\/td><td><strong>Nome del componente <\/strong><\/td><td><strong>Quantit\u00e0 <\/strong><\/td><\/tr><\/thead><tbody><tr><td>1<sup><\/sup><\/td><td><a href=\"https:\/\/yzdlparts.com\/it\/prodotto\/1111010-853-000-fuel-injection-pump-assembly\/\" title=\"111010-73D\">111010-73D<\/a><\/td><td>High pressure oil pump assembly<br><br>(High pressure fuel injection pump assembly)<sup><\/sup><\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>2<sup><\/sup><\/td><td>111228-81D<sup><\/sup><\/td><td>High pressure fuel pump connecting flange<sup><\/sup><\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>3<sup><\/sup><\/td><td>111216-81D<sup><\/sup><\/td><td>Fuel injection pump transmission gear<sup><\/sup><\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>4<sup><\/sup><\/td><td>CQ73421550C<br><br>(GB3452.1)<br><br>155\u00d72.65<sup><\/sup><\/td><td>Hydraulic pneumatic rubber O-ring<br><br>(Rubber O-ring 155 * 2.65 -)<sup><\/sup><\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>5<sup><\/sup><\/td><td>Q1841030<\/td><td>Bullone a testa esagonale con flangia<\/td><td>2<sup><\/sup><\/td><\/tr><tr><td>6<sup><\/sup><\/td><td>Q1841040<\/td><td>Bullone a testa esagonale con flangia<\/td><td>2<sup><\/sup><\/td><\/tr><tr><td>7<sup><\/sup><\/td><td>CQ1201030<br>(Q1201030)<\/td><td>Stud<sup><\/sup><\/td><td>4<sup><\/sup><\/td><\/tr><tr><td>8<sup><\/sup><\/td><td>CQ39610<br>(Q32010)<\/td><td>Hexagon flange nut<sup><\/sup><\/td><td>4<sup><\/sup><\/td><\/tr><tr><td>9<sup><\/sup><\/td><td>111226-59D<br>(1104089-630-0000)<\/td><td>Perno di centraggio<sup><\/sup><\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>10<sup><\/sup><\/td><td>111227-59D<br>(1104088-630-0000)<\/td><td>Sleeve<sup><\/sup><\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>11<sup><\/sup><\/td><td>1104030-81D<br><br>(1104030-M10-0000)<sup><\/sup><\/td><td>Inlet pipe assembly &#8211; fuel transfer pump to fine filter<sup><\/sup><\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>12<sup><\/sup><\/td><td>1104040-81D<br><br>(1104040- M10-0000)<\/td><td>Oil inlet pipe assembly &#8211; fine filter to high pressure oil pump<\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>13<sup><\/sup><\/td><td>1104050-81D<sup><\/sup><\/td><td>Return pipe assembly<sup><\/sup><\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>14<sup><\/sup><\/td><td>1104070-81D<sup><\/sup><\/td><td>Oil inlet pipe assembly<sup><\/sup><\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>15<sup><\/sup><\/td><td>1104036-73D<br>(1104084-81D)<\/td><td>Hollow bolt &#8211; oil pump inlet and outlet<br>(Hinged bolt M16\u00d71.5)<\/td><td>7<sup><\/sup><\/td><\/tr><tr><td>16<sup><\/sup><\/td><td>CQ72316T5<br>(1104101-M11-051B)<\/td><td>Rondella di tenuta<br>(Low pressure tubing gasket)<\/td><td>16<sup><\/sup><\/td><\/tr><tr><td>17<sup><\/sup><\/td><td>1104073-D6<br>(1104083-81D)<\/td><td>Hollow bolt &#8211; oil return pipe<br>(Hinged bolt M14\u00d71.5)<\/td><td>2<sup><\/sup><\/td><\/tr><tr><td>18<sup><\/sup><\/td><td>CQ72314T5<br>(Q\/WC3455 14PB)<\/td><td>Rondella di tenuta<br>(Combination washer)<\/td><td>4<sup><\/sup><\/td><\/tr><tr><td>19<sup><\/sup><\/td><td>1117030-60D<br>(1104084-81D)<\/td><td>Hollow bolt<br>(Hinged bolt M16\u00d71.5)<\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>20<sup><\/sup><\/td><td>1104076-53D<br>(1104082-81D)<\/td><td>Hollow bolt-oil lubrication pipe assembly<br>(Hinged bolt M12\u00d71.25)<\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>21<sup><\/sup><\/td><td>CQ72312T5<br>(Q\/WC3455 12PB)<\/td><td>Rondella di tenuta<br>(Combination washer)<\/td><td>2<sup><\/sup><\/td><\/tr><tr><td>22<sup><\/sup><\/td><td>1104076-73D<br>(1104081-81D)<\/td><td>Hollow bolt-injection pump oil inlet<br>(Hinged bolt M10\u00d71)<\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>23<sup><\/sup><\/td><td>CQ72310T5<br>(Q\/WC3455 10PB)<\/td><td>Rondella di tenuta<br>(Combination washer)<\/td><td>2<sup><\/sup><\/td><\/tr><tr><td>24<sup><\/sup><\/td><td>1112010-51B<br><br>1112010-M10-0000<sup><\/sup><\/td><td>Fuel injector assembly<sup><\/sup><\/td><td>6<sup><\/sup><\/td><\/tr><tr><td>25<sup><\/sup><\/td><td>1112011-81D<sup><\/sup><\/td><td>Pressure plate, fuel injector<sup><\/sup><\/td><td>6<sup><\/sup><\/td><\/tr><tr><td>26<sup><\/sup><\/td><td>1112013-81D<sup><\/sup><\/td><td>Injector pressure plate bolt<sup><\/sup><\/td><td>6<sup><\/sup><\/td><\/tr><tr><td>27<sup><\/sup><\/td><td>1112014-81D<sup><\/sup><\/td><td>Spherical washer<sup><\/sup><\/td><td>6<sup><\/sup><\/td><\/tr><tr><td>28<sup><\/sup><\/td><td>1112030-81D<sup><\/sup><\/td><td>High pressure fuel line connecting pipe assembly<sup><\/sup><\/td><td>6<sup><\/sup><\/td><\/tr><tr><td>29<sup><\/sup><\/td><td>1112031-29D<sup><\/sup><\/td><td>Intermediate compression nut &#8211; high pressure fuel line connecting pipe<sup><\/sup><\/td><td>6<sup><\/sup><\/td><\/tr><tr><td>30<sup><\/sup><\/td><td>1129010-81D<sup><\/sup><\/td><td>First cylinder high pressure fuel line assembly<sup><\/sup><\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>31<sup><\/sup><\/td><td>1129020-81D<sup><\/sup><\/td><td>Second cylinder high pressure fuel line assembly<sup><\/sup><\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>32<sup><\/sup><\/td><td>1129030-81D<sup><\/sup><\/td><td>Third cylinder high pressure fuel line assembly<sup><\/sup><\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>33<sup><\/sup><\/td><td>1129040-81D<sup><\/sup><\/td><td>Fourth cylinder high pressure fuel line assembly<sup><\/sup><\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>34<sup><\/sup><\/td><td>1129050-81D<sup><\/sup><\/td><td>Fifth cylinder high pressure fuel line assembly<sup><\/sup><\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>35<sup><\/sup><\/td><td>1129060-81D<sup><\/sup><\/td><td>Sixth cylinder high pressure fuel line assembly<sup><\/sup><\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>36<sup><\/sup><\/td><td>1129070-81D<\/td><td>High pressure fuel line assembly I <\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>37<sup><\/sup><\/td><td>1129080-81D<\/td><td>High pressure fuel line assembly II <\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>38<sup><\/sup><\/td><td>1129090-73D<sup><\/sup><\/td><td>High pressure pipe clip assembly I<sup><\/sup><\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>39<sup><\/sup><\/td><td>1129110-81D<sup><\/sup><\/td><td>High pressure oil rail assembly<sup><\/sup><\/td><td>1<sup><\/sup><\/td><\/tr><tr><td>40<sup><\/sup><\/td><td>Q1840835<\/td><td>Bullone a testa esagonale con flangia<br><br>(Hexagon flange bolt)<sup><\/sup><\/td><td>3<sup><\/sup><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"722\" src=\"https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/06\/figure-22-1024x722.webp\" alt=\"\" class=\"wp-image-4914\" srcset=\"https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/06\/figure-22-1024x722.webp 1024w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/06\/figure-22-300x212.webp 300w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/06\/figure-22-768x542.webp 768w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/06\/figure-22-1536x1083.webp 1536w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/06\/figure-22-2048x1445.webp 2048w, https:\/\/yzdlparts.com\/wp-content\/uploads\/2026\/06\/figure-22-18x12.webp 18w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u2753 Domande frequenti (Aspetti tecnici e guida all'acquisto)<\/h2>\n\n\n\n<p><strong>Q: What is the relation between part number 1112030-81DC and older numbers like 1112030-81D or 2S1112030-81D?<\/strong><\/p>\n\n\n\n<p><strong>A:<\/strong> Part numbers 1112030-81D, 1112030-81DL1, 1112030-M80-0000, and 2S1112030-81D are discontinued or legacy material numbers. <strong>1112030-81DC<\/strong> \u00e8 il ricambio aggiornato e di riferimento diretto, con specifiche e compatibilit\u00e0 identiche.<\/p>\n\n\n\n<p><strong>Q: What is the main function of the 1112030-81DC high-pressure fuel line?<\/strong><\/p>\n\n\n\n<p><strong>A:<\/strong> It safely channels pressurized diesel fuel from the fuel pump or rail directly to the individual fuel injectors.<\/p>\n\n\n\n<p><strong>Q: How do I verify that part number 1112030-81DC fits my engine?<\/strong><\/p>\n\n\n\n<p><strong>A:<\/strong> Puoi consultare il catalogo ricambi oppure inviare il numero di telaio (VIN) e il numero di serie del motore del tuo autocarro FAW al nostro team di assistenza tecnica tramite WhatsApp all'indirizzo <strong><a href=\"http:\/\/wa.me\/8618671978898\" title=\"+86 186 7197 8898\">+86 186 7197 8898<\/a><\/strong> per una conferma immediata.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83e\udd1d Richieste relative alla vendita all'ingrosso e all'esportazione a livello globale<\/h2>\n\n\n\n<p>We export genuine FAW heavy-duty engine, fuel system, and commercial truck components to fleet managers, maintenance hubs, and automotive spare parts distributors worldwide. Contact us today for competitive bulk pricing and fast international shipping.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-vivid-green-cyan-background-color has-background wp-element-button\" href=\"http:\/\/wa.me\/8618671978898\"><strong>Contatta subito YIZHI Power!<\/strong><\/a><\/div>\n<\/div>\n\n\n\n<p><\/p>","protected":false},"featured_media":4924,"parent":0,"menu_order":0,"template":"","product_categories":[182],"class_list":["post-3424","product","type-product","status-publish","has-post-thumbnail","hentry","product_categories-faw"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/yzdlparts.com\/it\/wp-json\/wp\/v2\/product\/3424","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yzdlparts.com\/it\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/yzdlparts.com\/it\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":4,"href":"https:\/\/yzdlparts.com\/it\/wp-json\/wp\/v2\/product\/3424\/revisions"}],"predecessor-version":[{"id":4932,"href":"https:\/\/yzdlparts.com\/it\/wp-json\/wp\/v2\/product\/3424\/revisions\/4932"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yzdlparts.com\/it\/wp-json\/wp\/v2\/media\/4924"}],"wp:attachment":[{"href":"https:\/\/yzdlparts.com\/it\/wp-json\/wp\/v2\/media?parent=3424"}],"wp:term":[{"taxonomy":"product_categories","embeddable":true,"href":"https:\/\/yzdlparts.com\/it\/wp-json\/wp\/v2\/product_categories?post=3424"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}