{"product_id":"air-heater-129100-77501-129120-77502-for-thermo-king-yanmar-engine-4tnv-84-88-94","title":"Air Heater 129100-77501 129120-77502 For Thermo King Yanmar Engine 4TNV 84 88 94","description":"\u003cstrong\u003eThis intake air heater is a dependable aftermarket replacement for compatible Thermo King and Yanmar applications and helps improve cold-start performance in compatible diesel engines.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe intake air heater warms incoming air during cold starts so diesel fuel can ignite more reliably. A failed heater may contribute to extended cranking, white smoke, or difficult starting in low temperatures.\u003c\/p\u003e\u003cp\u003eVerify \u003cstrong\u003e129100-77501\u003c\/strong\u003e or \u003cstrong\u003e129120-77502\u003c\/strong\u003e on the original component, along with the part number, voltage, thread or mounting style, terminal location, and engine application.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSupports cold-weather starting\u003c\/li\u003e\n\u003cli\u003eHeats intake air before combustion\u003c\/li\u003e\n\u003cli\u003eDesigned for compatible diesel electrical systems\u003c\/li\u003e\n\u003cli\u003eReplacement for a failed intake heater\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cp\u003eCompatible with select Thermo King Yanmar Engine 4TNV 84 88 94 applications. Serial-number breaks, production changes, or equipment options may affect the required part.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Intake Air Heater\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Brand:\u003c\/strong\u003e Thermo King, Yanmar\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 129100-77501, 129120-77502\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Can a failed air heater cause hard cold starts? \u003cstrong\u003eA:\u003c\/strong\u003e Yes. Cold-start problems can also involve batteries, fuel delivery, compression, and control circuits, so diagnosis is recommended.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this an original OEM part? \u003cstrong\u003eA:\u003c\/strong\u003e This is an aftermarket replacement; brand names and part numbers are used only to identify compatibility.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eModel listings are a guide only. Compare the original component and all available fitment details before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"Northline Parts","offers":[{"title":"Default Title","offer_id":42904025169991,"sku":"ZZ2F01337","price":214.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0681\/7123\/5399\/files\/177557263064-0.jpg?v=1782415545","url":"https:\/\/www.northlineparts.com\/products\/air-heater-129100-77501-129120-77502-for-thermo-king-yanmar-engine-4tnv-84-88-94","provider":"Northline Parts","version":"1.0","type":"link"}