View 2 Photos View 0 Videos Caterpillar Fuel Injection O-Ring Kit for 3406E/C15/C16/C18 Engines, Part # 331241-150 $167.20 USD FUEL INJECTION O-RING KIT 331241-150 Caterpillar 3406E / C15 / C16 / C18 Series engine application DOES ALL 6 INJECTORS AND SLEEVES. 2481394(6) 0336042(2) 1H1023(4) 321318(1) 6V5050(10)... ConditionNewPart Number331241-150Stock Number331241-150 MLS Number13311514CategoryEngine Miscellaneous Parts Last Updated8/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos New Caterpillar C15/3406E Injector O-Ring Kit, Part # 2481394 C15009 189-5390 $8.40 USD NEW C15 3406E INJECTOR O-RING KIT. KIT INCLUDES ENOUGH O-RINGS TO REPLACE ALL 1 INJECTOR 2481394 C15009, Serial#: 2481394 189-5390, Core Charge: 0, Casting#: 2481394 189-5390 ConditionNewPart Number2481394 C15009 189-5390Stock Number321285 MLS Number10628294CategoryEngine Miscellaneous Parts Last Updated8/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar C15 3406E Injector O-Ring Kit, Part # 2481394 C15009 $71.73 USD NEW C15 3406E INJECTOR O-RING KIT. KIT INCLUDES ENOUGH O-RINGS TO REPLACE ALL 6 INJECTORS 2481394 C15009. SEE ALSO 321285 FOR INDIVIDUAL INJECTOR O-RING KIT, Serial#: 2481394, Core Charge:... ConditionNewEngine ModelCaterpillar C15Part Number2481394 C15009Stock Number2481394/C15009 MLS Number9005038CategoryEngine Miscellaneous Parts Last Updated8/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos New Caterpillar 3126 Coolant Line Gasket, Part # 2002258 $6.19 USD NEW COOLANT LINE GASKET. FITS MANY 3126 MODELS, REPLACES CAT 200-2258., Serial#: 331505, Core Charge: 0, Casting#: 331505 200-2258 ConditionNewPart Number2002258Stock Number331505 MLS Number14542993CategoryEngine Miscellaneous Parts Last Updated8/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar 3126 Thermostat Housing Gasket, Part # 331486 / 222-5915 $3.71 USD THERMOSTAT HOUSING GASKET. FITS MULTIPLE CAT 3126 MODELS. REPLACES CAT 222-5915, Serial#: 222-5915, Core Charge: 0, Casting#: 331486 2225915 ConditionNewPart Number331486 2225915Stock Number331486 MLS Number14542992CategoryEngine Miscellaneous Parts Last Updated8/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar Thermostat Housing Gasket for 3406E/C15/C16/C18, Part # 4W4014 $3.75 USD THERMOSTAT HOUSING GASKET. FITS MULTIPLE CAT 3406E C15 C16 C18 MODELS. REPLACES CAT 4W4014, Serial#: 4W4014, Core Charge: 0, Casting#: 4W4014 331283 ConditionNewPart Number4W4014Stock Number331283 MLS Number14542991CategoryEngine Miscellaneous Parts Last Updated8/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar Liner O-Ring Set for 3406E/C15/C15 ACERT/C16/C18, Part # 118-3732 $15.98 USD NEW LINER O-RING SET. EACH SET DOES 1 LINER. STYLE WITH 1) CLEVICE SEAL TYPE O-RINGS AND 2) REGULAR 3406E, C15, C15 ACERT, C16 C18, Serial#: 321203, Core Charge: 0, Casting#: 321203 ConditionNewPart Number118-3732 1609874 223-7195 1609874 5P8057Stock Number321203 MLS Number14542990CategoryEngine Miscellaneous Parts Last Updated8/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar Thermostat Housing Gasket 3406E/C15/C16/C18, Part # 9Y2588 $4.01 USD THERMOSTAT HOUSING GASKET. FITS MULTIPLE CAT 3406E C15 C16 C18 MODELS. REPLACES CAT 9Y2588, Serial#: 9Y2588, Core Charge: 0, Casting#: 9Y2588 331284 ConditionNewPart Number9Y2588Stock Number9Y2588 MLS Number14542989CategoryEngine Miscellaneous Parts Last Updated8/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar Turbo Stud Nuts for 3176/C7/C9/C10/C11/C12/C13, Part # 9X6620/3E8017/8T7043 $3.95 USD TURBO STUD NUTS, FITS MANY CAT ENGINES. 3176 C7 C9 C11 C10 C12 C13 . SEE CROSS NUMBERS: 9X6620 3E8017 8T7043, Serial#: 340062, Core Charge: 0, Casting#: 9X6620 3E8017 8T7043 ConditionNewPart Number9X6620 3E8017 8T7043Stock Number340062 MLS Number14542988CategoryEngine Miscellaneous Parts Last Updated8/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Caterpillar Thermostat Housing Gasket 3406E/C15/C16/C18 Single Thermostat, Part # 104-8585 $4.59 USD THERMOSTAT HOUSING GASKET. FITS MULTIPLE CAT 3406E C15 C16 C18 MODELS. SINGLE THERMOSTAT STYLE REPLACES CAT 104-8585, Serial#: 104-8585, Core Charge: 0, Casting#: 104-8585 ConditionNewPart Number104-8585Stock Number331290 MLS Number14542987CategoryEngine Miscellaneous Parts Last Updated8/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar 3406 Aftercooler Gasket, Fits 3406A/B/C, Replaces CAT 2N8204, Part # 331300 $3.62 USD NEW AFTERCOOLER GASKET. FITS 3406 A BC. PRICE PER GASKET. REPLACES CAT 2N8204. PICTURE REFERENCE # 33, Serial#: NA, Core Charge: 0, Casting#: 2N8204 ConditionNewPart Number331300Stock Number331300 MLS Number14542986CategoryEngine Miscellaneous Parts Last Updated8/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Turbo Stud Nuts, Part # 168-7800 / 2N2766 / 3912167 / 3E8018 / 1681948C1 $2.03 USD TURBO STUD NUTS, FITS MANY CAT, CUMMINS AND INTERNATIONAL ENGINES . SEE CROSS NUMBERS:168-7800 2N2766 3912167 3E8018 1681948C1, Serial#: 340061, Core Charge: 0, Casting#: 168-7800 2N2766... ConditionNewPart Number168-7800 2N2766 3912167 3E8018 1681948C1Stock Number340061 MLS Number14536791CategoryEngine Miscellaneous Parts Last Updated8/12/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos New Caterpillar Air Compressor Mounting Gasket for 3126/3116 Engines, Part # 331311 135-9819 9Y4634 $16.54 USD NEW AIR COMPRESSOR MOUNTING GASKET. FITS MULTIPLE 3126 3116 CAT ENGINES. SEE PHOTO FOR REFERENCE., Serial#: NA, Core Charge: 0, Casting#: 331311 ConditionNewPart Number331311 135-9819 9Y4634Stock Number331311 MLS Number14536790CategoryEngine Miscellaneous Parts Last Updated8/12/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar 3406E and C15 Non ACERT Head Gasket Set $539.54 USD NEW 3406E AND C15 NON ACERT HEAD GASKET SET. FITS MOST APPLICATIONS. COMES WITH HEAD GASKET AND CORRESPONDING GASKETS TO REPLACE CYLINDER HEAD. KIT DOES NOT INCLUDE EXHAUST MANIFOLD... ConditionNewPart Number222-6727 225-0339 248-6740 248-6744 248-740 248-6744Stock Number331165E MLS Number10792742CategoryEngine Miscellaneous Parts Last Updated8/12/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Caterpillar Coolant Control Shut off Valve Engine Part $550 USD (NEW/ OPEN BOX) Caterpillar Coolant Control Shut off Valve, for sale!!! Part #: 443-9142; Supersession Part #: 526-8387; Perkins Part #: T416686; Stock #: S1146 For more information about... ConditionNewPart Number443-9142Stock NumberS1146 MLS Number14508251CategoryEngine Miscellaneous Parts Last Updated7/28/2026 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Caterpillar C4.4 Engine Part $1,500 USD (NEW/ ENGINE TAKEOFF) Caterpillar C4.4 OEM Diesel Engine Back Pressure Valve, for sale!!! Part #: 4683931; Stock #: EG1119 For more information about this listing, shipping, technical... ConditionNewPart Number4683931Stock NumberEG1119 MLS Number14472063CategoryEngine Miscellaneous Parts Last Updated7/8/2026 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Caterpillar c4.4 Engine Part for Caterpillar C4.4, C3.4 $550 USD (NEW/ OPEN BOX) Caterpillar OEM Diesel Engine Coolant Control Valve, for sale!!! Engine Model: C4.4, C3.4B; Part #: 526-8387; Stock #: IN1485 For more information about this listing,... ConditionNewFits To Make(s)CaterpillarFits To Model(s)C4.4, C3.4Part Number526-8387Stock NumberIN1485 MLS Number14447902CategoryEngine Miscellaneous Parts Last Updated6/24/2026 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar 3406E Front Structure Gasket Kit, Part # 234-1866 $245.77 USD NEW 3406E CATERPILLAR FRONT STRUCTURE GASKET KIT. CATERPILLAR 1127992 CATERPILLAR 125-2428 CATERPILLAR 1252428 CATERPILLAR 126-9506 CATERPILLAR 1269506 CATERPILLAR 129-0433... ConditionNewPart Number234-1866Stock Number331416 MLS Number13724799CategoryEngine Miscellaneous Parts Last Updated6/17/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar C10/C12/C13 Rear Main Seal Kit, Part # 336016 7C1728 5332152 2264757 $44.99 USD NEW C10 C12 C13 REAR MAIN SEAL KIT., Serial#: 336016, Core Charge: 0, Casting#: 336016 ConditionNewFits To Make(s)UniversalFits To Model(s)UniversalPart Number336016 7C1728 5332152 2264757Stock Number336016 MLS Number13483106CategoryEngine Miscellaneous Parts Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C13 Upper Gasket Kit, Part # 331470 / 3612581 $562.75 USD NEW UPPER GASKET KIT FOR CAT C13 ENGINE, Serial#: NA ConditionNewPart Number331470 / 3612581Stock Number331470 MLS Number13267917CategoryEngine Miscellaneous Parts Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar Injector Cup Replacement Kit for 3406E C15 C16 C18, Part # 392091 $20.31 USD INJECTOR CUP REPLACEMENT KIT. FITS MULTIPLE CAT 3406E C15 C16 C18 MODELS. PRICE PER INJECTOR CUP, NEED 6 PER ENGINE. PICTURE REFERENCE # 10 392087 CUP ONLY INJECTOR SLEEVE, Serial#:... ConditionNewPart Number392091 2634920 9X7430 1662904Stock Number392091 MLS Number10183138CategoryEngine Miscellaneous Parts Last Updated6/16/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar Head Bolt Kit for C15/C15 ACERT/3406E, Part # 340099 $384.70 USD NEW HEAD BOLT KIT, FITS C15 C15 ACERT AND 3406E. 1241855,1241854, 224-5126, Serial#: 340099, Core Charge: 0, Casting#: 340099 ConditionNewPart Number340099Stock Number340099 MLS Number14301673CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar Block Dipstick Hole Plug for 3406B/C/3406E/C15/C16/C18, Part # 165-6170 $10.38 USD NEW BLOCK DIPSTICK HOLE PLUG. FITS 3406B C 3406E C15 C16 C18, Serial#: NA, Core Charge: 0, Casting#: 342154 ConditionNewPart Number165-6170Stock Number342154 MLS Number14272593CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar Thermostat Housing Gasket for 3406E/C15/C16/C18, Part # 139-3550 $3.95 USD THERMOSTAT HOUSING GASKET. FITS MULTIPLE CAT 3406E C15 C16 C18 MODELS. REPLACES CAT 139-3550, Serial#: 139-3550, Core Charge: 0, Casting#: 139-3550 ConditionNewPart Number139-3550Stock Number331347 MLS Number14236521CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar C10/C12 Head Gasket Set, Part # 219-7004 $343.24 USD NEW HEAD GASKET SET. FITS MULTIPLE C12 AND C10 APPLICATIONS. PLEASE CONFIRM FITMENT WITH YOUR ENGINE SERIAL #, Serial#: 3164416, Core Charge: 0, Casting#: 3164416 ConditionNewPart Number219-7004 219-7005-316-4416 193-3324Stock Number331410 MLS Number13225823CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info