Cat Heavy Duty Engine Parts & Kits

41 products

    41 products
    Industrial Injection C15 Engine Kit - Premium Plus IISC15PRPKIT - Industrial Injection
    Industrial Injection CAT C15 ACERT Premium Plus All-In-One Engine Kit - Industrial Injection
    Industrial Injection C15 Engine Kit - Premium Plus All-In-One Engine Kit
    Industrial Injection C15 ACERT Engine Kit - Premium Plus IISC15ACERTPRPKIT - Industrial Injection
    Industrial Injection CAT C15 ACERT Premium Plus All-In-One Engine Kit - Industrial Injection
    Industrial Injection CAT C15 ACERT Premium Plus All-In-One Engine Kit
    PAI C15101-010HP - HIGH PERFORMANCE ENGINE KIT Caterpillar C15 application - Industrial Injection
    PAI C15101-010HP - HIGH PERFORMANCE ENGINE KIT Caterpillar C15 application
    PAI-CAP331165 UPPER GASKET KIT OEM: 2486740 / 3164810 - Industrial Injection
    PAI-CAP331165 UPPER GASKET KIT OEM: 2486740 / 3164810
    PAI-CAP331125 Upper Gasket kit Caterpillar C15 SDP engine application - Industrial Injection
    PAI-CAP331125 Upper Gasket kit Caterpillar C15 SDP engine application
    C15107-010 Inframe Engine Kit Caterpillar C15, 16:1 CR - Industrial Injection
    C15107-010 Inframe Engine Kit Caterpillar C15, 16:1 CR
    C15, C16, C18 Injector Seat Repair Tool Set - Industrial Injection
    C15, C16, C18 Injector Seat Repair Tool Set - Industrial Injection
    CAT C15, C16, C18 Injector Seat Repair Tool Set
    C15101-010 ENGINE KIT Caterpillar C15 application - Industrial Injection
    C15101-010 ENGINE KIT Caterpillar C15 application
    PAI-CAP371614 Monotherm Piston Connecting Rod 10.665in ctr-to-ctr Caterpillar C15 Application OEM: 2243245 - Industrial Injection
    PAI-CAP371614 Monotherm Piston Connecting Rod 10.665in ctr-to-ctr Caterpillar C15 Application OEM: 2243245 - Industrial Injection
    PAI-CAP371614 Monotherm Piston Connecting Rod 10.665in ctr-to-ctr Caterpillar C15 Application OEM: 2243245
    PAI-CAP340106 EXHAUST MANIFOLD KIT Cat 3400, 3406E, C15 - Industrial Injection
    PAI-CAP340106 EXHAUST MANIFOLD KIT Cat 3400, 3406E, C15
    C15103-010 Inframe Engine Kit Caterpillar C15 - Industrial Injection
    C15103-010 Inframe Engine Kit Caterpillar C15
    PAI-CAP360466 CAT C15 HEAD SPACER PLATE - Industrial Injection
    PAI-CAP360466 CAT C15 HEAD SPACER PLATE
    IPD Cryo-Treated C15 Head Bolt Kit – Superior Durability for Your Engine - Industrial Injection
    IPD Cryo-Treated C15 Head Bolt Kit – Superior Durability for Your Engine - Industrial Injection
    IPD Cryo-Treated C15 Head Bolt Kit – Superior Durability for Your Engine
    PAI-CAP340107- Cat Exhaust Mani Kit - Industrial Injection
    PAI-CAP340107- Cat Exhaust Mani Kit
    PAI-CAP381820- ALUMINUM ADAPTER OEM: 7C9222 - Industrial Injection
    PAI-CAP381820- ALUMINUM ADAPTER OEM: 7C9222
    High Performance Engine Kit Caterpillar C15 - Industrial Injection
    High Performance Engine Kit Caterpillar C15 PAI-CAPC15103-010HP
    Inframe Engine Kit Caterpillar C15, 16:1 CR - Industrial Injection
    Inframe Engine Kit Caterpillar C15, 16:1 CR C15107-010HP
    Thermostat Kit PAI-CAP381847 - Industrial Injection
    Thermostat Kit PAI-CAP381847
    IISC15CYLHD II New 3406E/C15/ACERT Upgrade Universal Cylinder Head w/Inconel Valves - Industrial Injection
    C41605 II New 3406E/C15/ACERT Upgrade Universal Cylinder Head w/Inconel Valves
    EXHAUST MANIFOLD KIT CATERPILLAR C15/ C15ACERT / C16 / 3406E ENGINE PAI-CAP381234 - Industrial Injection
    EXHAUST MANIFOLD KIT CATERPILLAR C15/ C15ACERT / C16 / 3406E ENGINE PAI-CAP381234
    INFRAME ENGINE KIT Caterpillar C13 application PAI-CAPC13101-017 - Industrial Injection
    INFRAME ENGINE KIT Caterpillar C13 application PAI-CAPC13101-017
    OIL PUMP CATERPILLAR C13 ENGINE PAI-CAP341315 - Industrial Injection
    OIL PUMP CATERPILLAR C13 ENGINE PAI-CAP341315
    CAT Crankshaft Assembly C15 PAI-CAP370008 - Industrial Injection
    CAT Crankshaft Assembly C15 PAI-CAP370008
    CAT Crankshaft Assembly C15 ACERT PAI-CAP370045 - Industrial Injection
    CAT Crankshaft Assembly C15 ACERT PAI-CAP370045
    ENGINE OVERHAUL INFRAME KIT CATERPILLAR 3406 ENGINE CAP340663-019 - Industrial Injection
    ENGINE OVERHAUL INFRAME KIT CATERPILLAR 3406 ENGINE CAP340663-019
    CAT Camshaft PAI-CAP391902 - Industrial Injection
    CAT Camshaft PAI-CAP391902
    Loaded Cylinder Head Assembly Caterpillar 3406B OEM: 7W2203 PAI-CAP360433E - Industrial Injection
    Loaded Cylinder Head Assembly Caterpillar 3406B OEM: 7W2203 PAI-CAP360433E
    Water Pump Assembly Cat 3406B PAI-CAP381801 - Industrial Injection
    Water Pump Assembly Cat 3406B PAI-CAP381801
    CAT CAM BEARING OEM: 4P5053 PAI-CAP351553 - Industrial Injection
    CAT CAM BEARING OEM: 4P5053 PAI-CAP351553
    CAT Camshaft PAI-CAP391907 - Industrial Injection
    CAT Camshaft PAI-CAP391907
    HARDWARE KIT CAT 3406E / C15 Engine application PAI-CAP340097 - Industrial Injection
    HARDWARE KIT CAT 3406E / C15 Engine application PAI-CAP340097
    CUP131906 Upper Gasket Set CUM2881767 / ES4376104 - Industrial Injection
    CUP131906 Upper Gasket Set CUM2881767 / ES4376104
    CAT C15 OIL COOLER GASKET KIT OEM: 1891814 PAI-CAP331395 - Industrial Injection
    CAT C15 OIL COOLER GASKET KIT OEM: 1891814 PAI-CAP331395
    CAT C15 FRONT COVER GASKET KIT OEM: 2341633 PAI-CAP331495 - Industrial Injection
    CAT C15 FRONT COVER GASKET KIT OEM: 2341633 PAI-CAP331495
    CAT C15 REAR GASKET KIT OEM: 2853200 PAI-CAP331573 - Industrial Injection
    CAT C15 REAR GASKET KIT OEM: 2853200 PAI-CAP331573
    ENGINE OVERHAUL KIT Caterpillar C15 application PAI-CAPC15601-010 - Industrial Injection
    ENGINE OVERHAUL KIT Caterpillar C15 application PAI-CAPC15601-010
    ENGINE KIT Caterpillar C16 application PAI-CAPC16101-010 - Industrial Injection
    ENGINE KIT Caterpillar C16 application PAI-CAPC16101-010
    Inframe Engine Kit Caterpillar 3406 PAI-CAP340632-010 - Industrial Injection
    Inframe Engine Kit Caterpillar 3406 PAI-CAP340632-010
    CAT 3406E GASKET KIT OEM: CAT1002937 PAI-CAP331389 - Industrial Injection
    CAT 3406E GASKET KIT OEM: CAT1002937 PAI-CAP331389
    CAT 3406E GASKET KIT REAR OEM: CAT2323679 PAI-CAP331420

    Shop high-quality CAT Heavy Duty Engine Parts & Kits at Industrial Injection. We offer premium inframe kits, overhaul kits, gasket sets, crankshafts, camshafts, and more—designed for Caterpillar C13, C15, 3406, and other Caterpillar engine models. Our expertly crafted parts provide durability, reliability, and performance to keep your CAT engine running strong. Browse our selection today for top-tier replacement parts with fast shipping and expert support.

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