{"id":14644,"date":"2025-07-21T14:05:31","date_gmt":"2025-07-21T18:05:31","guid":{"rendered":"https:\/\/allparts.expert\/parts\/uncategorized\/caterpillar-221-9391-cylinder-head-assembly-2219391\/"},"modified":"2025-07-21T14:05:33","modified_gmt":"2025-07-21T18:05:33","slug":"caterpillar-221-9391-cylinder-head-assembly-2219391","status":"publish","type":"product","link":"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-221-9391-cylinder-head-assembly-2219391\/","title":{"rendered":"CATERPILLAR 221-9391 Cylinder Head Assembly 2219391"},"content":{"rendered":"<p><strong>Caterpillar 221-9391 Cylinder Head Assembly \u2013 OEM-Grade Durability and Precision Fit for Articulated Dump Trucks and Excavators<\/strong><br \/>\nThe Caterpillar 221-9391 Cylinder Head Assembly is engineered to meet the rigorous demands of heavy-duty applications, including articulated dump trucks such as the B1M-730, B1W-730, and LFF-730C, as well as a wide range of 345C and 345D series excavators. Manufactured with high-grade cast iron metallurgy, this cylinder head assembly ensures optimal thermal conductivity and resistance to wear under extreme load conditions. Designed to exact OEM specifications, it guarantees a precise fit and reliable sealing performance, critical for maintaining engine compression and preventing coolant or oil leaks. The assembly supports various engine models including the ZAE-3512 generator set and GLS-C11 industrial engines, ensuring versatility across Caterpillar\u2019s heavy equipment lineup.<\/p>\n<p>Featuring advanced engineering that enhances combustion efficiency and reduces thermal stress, the 221-9391 Cylinder Head Assembly improves overall engine performance and longevity. Its robust construction withstands high-pressure environments within the drivetrain, ensuring consistent power output and reduced downtime. The assembly\u2019s compatibility with multiple articulated dump trucks and excavators highlights its adaptability, making it an essential component for maintaining peak operational efficiency in demanding construction and mining environments. Investing in this OEM-grade cylinder head assembly translates to superior durability, enhanced fuel efficiency, and minimized maintenance costs.<\/p>\n<p>\ud83d\udd17 For detailed specifications and to purchase the Caterpillar 221-9391 Cylinder Head Assembly, visit <a href=\"https:\/\/allparts.expert\/es\/parts\/mining\/caterpillar-221-9391-cylinder-head-assembly-2219391\/\">Caterpillar 221-9391 Cylinder Head Assembly at AllParts Expert<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>B1M-730 Articulated Dump Truck<br \/>\nB1W-730 Articulated Dump Truck<br \/>\nB1L-725 Articulated Dump Truck<br \/>\nWWA-725 Articulated Dump Truck<br \/>\nLFF-730C Articulated Dump Truck<br \/>\nWWB-730 Articulated Dump Truck<br \/>\nLFH-730C Articulated Dump Truck<br \/>\nZAE-3512 Engine &#8211; Generator Set<br \/>\nGLS-C11 Engine &#8211; Industrial<br \/>\nHRA-C11 Engine &#8211; Industrial<br \/>\nLGK-C13 Engine &#8211; Industrial<br \/>\nRRA-C13 Engine &#8211; Industrial<br \/>\nKCA-C11 Engine &#8211; Truck<br \/>\nEMS-C13 Engine &#8211; Truck<br \/>\nJAM-C13 Engine &#8211; Truck<br \/>\nKCB-C13 Engine &#8211; Truck<br \/>\nFPC-345C L Excavator<br \/>\nGPH-345C L Excavator<br \/>\nLYS-345C L Excavator<br \/>\nS5M-345C L Excavator<br \/>\nSCN-345C L Excavator<br \/>\nSPC-345C L Excavator<br \/>\nD3S-345C MH Excavator<br \/>\nM2R-345C MH Excavator<br \/>\nBWY-345C Excavator<br \/>\nELS-345C Excavator<br \/>\nESD-345C Excavator<br \/>\nGCL-345C Excavator<br \/>\nPJW-345C Excavator<br \/>\nTAJ-345C Excavator<br \/>\nTBA-345C Excavator<br \/>\nTDG-345C Excavator<br \/>\nWDE-345C Excavator<br \/>\nLKY-345D L VG Excavator<br \/>\nNLM-345D L VG Excavator<br \/>\nBYC-345D L Excavator<br \/>\nEEH-345D L Excavator<br \/>\nJKN-345D L Excavator<br \/>\nKFH-345D L Excavator<br \/>\nMLK-345D L Excavator<br \/>\nPBT-345D L Excavator<br \/>\nRAE-345D L Ex<\/p>","protected":false},"featured_media":14484,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_joinchat":[]},"product_brand":[36],"machine-type":[21022],"model_no":[2525,2527,1512,2555,2467,2466,30519,30513,30512,30518,30515,30514,30517,30516,3378,21066,38732,38729,38733,38739,38736,38730,6729,38737,38728,1825,7166,22278,22279,22281,22282,1817,1828,1826,30495,7874,7876,68617,36363,2942,42378,2944,2946,19939,36381,36382,26014,26015,26012,39280,42379,42380,28679,30520],"product_cat":[144],"product_tag":[77475,77473,77478,77479,77476,77477,77474,77480,25806,77472,21726,77469],"class_list":{"0":"post-14644","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-caterpillar","7":"machine-type-articulated-dump-truck","8":"model_no-14m","9":"model_no-16m","10":"model_no-16m3","11":"model_no-18m3","12":"model_no-345c","13":"model_no-345c-l","14":"model_no-345c-mh","15":"model_no-345d","16":"model_no-345d-l","17":"model_no-345d-l-vg","18":"model_no-349d","19":"model_no-349d-l","20":"model_no-349d2","21":"model_no-349d2-l","22":"model_no-3378","23":"model_no-21066","24":"model_no-621h","25":"model_no-621k","26":"model_no-621k-oem","27":"model_no-38739","28":"model_no-623h","29":"model_no-623k-lrc","30":"model_no-6729","31":"model_no-627h","32":"model_no-627k-lrc","33":"model_no-1825","34":"model_no-7166","35":"model_no-730-ejector","36":"model_no-730c","37":"model_no-730c2","38":"model_no-730c2-ej","39":"model_no-1817","40":"model_no-966h","41":"model_no-972h","42":"model_no-30495","43":"model_no-980c","44":"model_no-980f","45":"model_no-68617","46":"model_no-c11","47":"model_no-c13","48":"model_no-cx31-c11i","49":"model_no-cx31-c13i","50":"model_no-cx31-p600","51":"model_no-d8n","52":"model_no-md5125","53":"model_no-md5150c","54":"model_no-r1600g","55":"model_no-r1600h","56":"model_no-r1700g","57":"model_no-rm-300","58":"model_no-th35-c11i","59":"model_no-th35-c13i","60":"model_no-th35-e81","61":"model_no-w345c-mh","62":"product_cat-mining","63":"product_tag-221-9391-cylinder-head-for-articulated-dump-truck","64":"product_tag-2219391-cylinder-head-assembly","65":"product_tag-345c-l-excavator-cylinder-head","66":"product_tag-345d-l-excavator-engine-parts","67":"product_tag-b1m-730-cylinder-head","68":"product_tag-b1w-730-spare-parts","69":"product_tag-cat-221-9391-engine-part","70":"product_tag-cat-221-9391-replacement-part","71":"product_tag-cat-articulated-dump-truck-parts","72":"product_tag-caterpillar-221-9391","73":"product_tag-construction-machinery-engine-parts","74":"product_tag-mining-equipment-cylinder-head","76":"first","77":"instock","78":"shipping-taxable","79":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product\/14644","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/comments?post=14644"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media\/14484"}],"wp:attachment":[{"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/media?parent=14644"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_brand?post=14644"},{"taxonomy":"machine-type","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/machine-type?post=14644"},{"taxonomy":"model_no","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/model_no?post=14644"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_cat?post=14644"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/allparts.expert\/es\/wp-json\/wp\/v2\/product_tag?post=14644"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}