{"product_id":"2188417-paccar-mx13-epa17-cgi-cylinder-head-inconel-valves","title":"2188417 PACCAR MX-13 EPA17 CGI Loaded Cylinder Head – New, Stage 5 Inconel","description":"\u003cp\u003eNew, fully loaded Stage 5 cylinder head for the \u003cstrong\u003ePACCAR MX-13 EPA17\u003c\/strong\u003e, built to replace PACCAR \u003cstrong\u003e2188417 (2188417PEX)\u003c\/strong\u003e and \u003cstrong\u003e2184940PE\u003c\/strong\u003e. It uses a \u003cstrong\u003ecompacted graphite iron (CGI)\u003c\/strong\u003e casting with \u003cstrong\u003eInconel valves\u003c\/strong\u003e. It arrives assembled and ready to bolt on, with no core to send back.\u003c\/p\u003e\n\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eNew CGI (compacted graphite iron) cylinder head casting\u003c\/li\u003e\n\u003cli\u003eNew intake and exhaust valves (Stage 5 — Inconel valves)\u003c\/li\u003e\n\u003cli\u003eNew valve springs, retainers and keepers\u003c\/li\u003e\n\u003cli\u003eValve guides and valve stem seals installed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNot included:\u003c\/strong\u003e head gasket set, head bolts, injectors, rocker assemblies. Ask us and we will quote the matching gasket set and bolt kit.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplaces\u003c\/td\u003e\n\u003ctd\u003ePACCAR 2188417, 2188417PEX, 2184940PE and cross-references below\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine\u003c\/td\u003e\n\u003ctd\u003ePACCAR MX-13 EPA17 (Kenworth \/ Peterbilt)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eNew — no core\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssembly\u003c\/td\u003e\n\u003ctd\u003eLoaded (valves, springs, retainers, keepers, guides, seals)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve package\u003c\/td\u003e\n\u003ctd\u003eStage 5 — Inconel valves\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCasting\u003c\/td\u003e\n\u003ctd\u003eCGI (compacted graphite iron)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eJAK's Diesel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits PACCAR MX-13 EPA17 engines in Kenworth and Peterbilt trucks that use the 2188417 head. For EPA13 engines, see our \u003ca href=\"\/products\/2190203-paccar-mx13-epa13-cylinder-head-inconel-valves-cgi\"\u003eMX-13 EPA13 head\u003c\/a\u003e. We confirm fitment by engine serial number (ESN) or casting number before every head ships.\u003c\/p\u003e\n\n\u003ch2\u003eReplaces \/ Cross-Reference Part Numbers\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eOEM and reman numbers:\u003c\/strong\u003e 2188417, 2188417PE, 2188417PEX, 2184940, 2184940PE, 2125763, 2125763PE, 707766AT\u003c\/p\u003e\n\n\u003ch2\u003eShipping, Core \u0026amp; Warranty\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo core charge, no core return.\u003c\/strong\u003e This is a new casting, not an exchange unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreight:\u003c\/strong\u003e ships crated by LTL freight. Freight is free to a commercial address with a forklift or dock. Residential, liftgate and terminal delivery can be quoted — call before you order.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocal pickup:\u003c\/strong\u003e available in Henderson, CO by arrangement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1 year against defects in materials and workmanship.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs this head new or remanufactured?\u003c\/h3\u003e\n\u003cp\u003eNew. It is a new casting assembled with new valvetrain components — not a rebuilt core.\u003c\/p\u003e\n\u003ch3\u003eDo I have to send back a core?\u003c\/h3\u003e\n\u003cp\u003eNo. There is no core charge and nothing to return.\u003c\/p\u003e\n\u003ch3\u003eWhat else do I need to install it?\u003c\/h3\u003e\n\u003cp\u003ePlan on a new head gasket set and head bolts for the MX-13. They are not included. Message us and we will match the right kit to your engine serial number.\u003c\/p\u003e\n\u003ch3\u003eHow do I confirm it fits my MX-13?\u003c\/h3\u003e\n\u003cp\u003eSend us your engine serial number (ESN) or the casting number from your old head. We verify fitment against 2188417 before the head ships.\u003c\/p\u003e\n\u003ch3\u003eIs the EPA17 head the same as the EPA13 head?\u003c\/h3\u003e\n\u003cp\u003eNo. PACCAR changed the head between emissions generations. Send us your ESN and we will confirm which one you need.\u003c\/p\u003e\n\u003ch3\u003eWhat is a CGI cylinder head?\u003c\/h3\u003e\n\u003cp\u003eCGI is compacted graphite iron. It is stronger and more resistant to cracking from heat cycling than standard gray-iron castings, which is why it is used on high-output and high-EGT builds.\u003c\/p\u003e\n\u003ch3\u003eHow long does delivery take?\u003c\/h3\u003e\n\u003cp\u003eHeads are crated and handed to the LTL carrier in 1–2 business days. Transit is typically 2–5 business days depending on your location.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is this head new or remanufactured?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"New. It is a new casting assembled with new valvetrain components - not a rebuilt core.\"}}, {\"@type\": \"Question\", \"name\": \"Do I have to send back a core?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. There is no core charge and nothing to return.\"}}, {\"@type\": \"Question\", \"name\": \"What else do I need to install it?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Plan on a new head gasket set and head bolts for the MX-13. They are not included. Message us and we will match the right kit to your engine serial number.\"}}, {\"@type\": \"Question\", \"name\": \"How do I confirm it fits my MX-13?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Send us your engine serial number (ESN) or the casting number from your old head. We verify fitment against 2188417 before the head ships.\"}}, {\"@type\": \"Question\", \"name\": \"Is the EPA17 head the same as the EPA13 head?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. PACCAR changed the head between emissions generations. Send us your ESN and we will confirm which one you need.\"}}, {\"@type\": \"Question\", \"name\": \"What is a CGI cylinder head?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"CGI is compacted graphite iron. It is stronger and more resistant to cracking from heat cycling than standard gray-iron castings, which is why it is used on high-output and high-EGT builds.\"}}, {\"@type\": \"Question\", \"name\": \"How long does delivery take?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Heads are crated and handed to the LTL carrier in 1-2 business days. Transit is typically 2-5 business days depending on your location.\"}}]}\u003c\/script\u003e\n\u003cp\u003eQuestions? Call JAK's Diesel at \u003ca href=\"tel:+17204456249\"\u003e(720) 445-6249\u003c\/a\u003e. See all \u003ca href=\"\/collections\/paccar\"\u003ePACCAR MX-13 parts\u003c\/a\u003e or \u003ca href=\"\/collections\/cylinder-heads\"\u003ediesel cylinder heads\u003c\/a\u003e.\u003c\/p\u003e","brand":"JAK's Diesel","offers":[{"title":"Default Title","offer_id":67863869685945,"sku":"JAKS-2188417","price":3949.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/6171\/4361\/files\/2188417-1.jpg?v=1792688644","url":"https:\/\/www.jaksdiesel.com\/products\/2188417-paccar-mx13-epa17-cgi-cylinder-head-inconel-valves","provider":"JAK's Diesel","version":"1.0","type":"link"}