View 2 Photos View 0 Videos New Caterpillar Water Pump Install Kit for 3406E/C15/C16/C17/C18, Part # 128-2922 331370 Newly Listed $47.57 USD NEW WATER PUMP INSTALL KIT. FITS MANY CAT 3406E C15 C16 C17 C18 MODELS REPLACES 112-7997 113-6988 118-3787 122-8908 123-0980 124-0042 128-2922 3E7467 5P8058 7X0798 7X7955 8C4453 8T7350... ConditionNewPart Number128-2922 331370Stock NumberM1282922 MLS Number14583591CategoryEngine Miscellaneous Parts Last Updated9/3/2026 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 Recently Updated $2.06 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 Updated9/5/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Caterpillar 3406 Injector Nozzle Tip Seal, Pack of 6, Part # 336030 9L9098 Newly Listed $10.80 USD INJECTOR NOZZLE TIP SEAL. PACK OF (6). REPLACES CAT 9L9098. FITS MANY 3406 BC ENGINES, Serial#: 336030, Core Charge: 0, Casting#: 336030 ConditionNewPart Number336030 9L9098Stock Number336030 MLS Number14580117CategoryEngine Miscellaneous Parts Last Updated9/2/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos New Caterpillar 3406B/3406C Air Compressor Gasket, Part # 331317 1006178 Newly Listed $5.15 USD NEW AIR COMPRESSOR GASKET. FITS MULTIPLE 3406B C OPTIONS. REPLACES 331317 1006178, Serial#: 1006178, Core Charge: 0, Casting#: 1006178 ConditionNewPart Number1006178 331317Stock Number331317 MLS Number14580115CategoryEngine Miscellaneous Parts Last Updated9/2/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos New Caterpillar 3406B/C Aftercooler Gasket, Part # 4N9008 331292 Newly Listed $28.92 USD NEW AFTERCOOLER GASKET. FITS MULTIPLE 3406B C OPTIONS. REPLACES 4N9008 1535484 153-5484, Serial#: 4N9008, Core Charge: 0, Casting#: 4N9008 ConditionNewPart Number4N9008 331292Stock Number4N9008 MLS Number14580111CategoryEngine Miscellaneous Parts Last Updated9/2/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar Rocker Box to Valve Cover Gasket, Fits 3406A/B/C C15 C16 C18 3126 C7, Part # 331299 Newly Listed $60.94 USD ROCKER BOX TO VALVE COVER GASKET. CUT TO FIT. FITS MANY ENGINES, 3406 A,B,C C15 C16 C18 3126 C7 AND MANY MORE. REPLACES 5P5678-9, Serial#: NS, Core Charge: 0, Casting#: 331299Q ConditionNewPart Number331299 5P5678-9Stock Number331299 MLS Number14580108CategoryEngine Miscellaneous Parts Last Updated9/2/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar 3406 Oil Pan Gasket, Fits Early C15, Part # 4N1151-6 331150 Recently Updated $30.45 USD NEW OIL PAN GASKET. PAPER STYLE. FITS 3406 AND EARLY C15 MODELS. SINGLE PIECE. FITS BLOCK STIFFENER PLATE ALSO., Serial#: 4N1151-6, Core Charge: 0, Casting#: 4N1151-6 ConditionNewPart Number4N1151-6 331150Stock Number4N1151-6 MLS Number9915501CategoryEngine Miscellaneous Parts Last Updated9/1/2026 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 O-Ring for 3406E/C15/C16/C18, Part # 9X7430 $2.99 USD INJECTOR CUP O RING. FITS MULTIPLE CAT 3406E C15 C16 C18 MODELS. PRICE PER O-RING. PICTURE REFERENCE # 7., Serial#: 321266, Core Charge: 0, Casting#: 9X7430 ConditionNewPart Number9X7430 321266Stock Number9X7430 MLS Number14545329CategoryEngine Miscellaneous Parts Last Updated8/28/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar 3406 Head Coolant Water Jacket Sleeve, Part # 3E6772 $1.90 USD 3406 HEAD COOLANT WATER JACKET SLEEVE. FITS MANY 3406 APPLICATIONS. REPLACES CAT PART # 3E6772. PICTURE REFERENCE # 24, Serial#: 3E6772, Core Charge: 0, Casting#: 3E6772 ConditionNewPart Number331254Stock Number331254 MLS Number14545328CategoryEngine Miscellaneous Parts Last Updated9/2/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
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 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 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, Casting#: 9Y2588 331284, Serial#: 9Y2588, Core Charge: 0 ConditionNewPart Number9Y2588Stock Number9Y2588 MLS Number14542989CategoryEngine Miscellaneous Parts Last Updated9/5/2026 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 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 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 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 4 Photos View 0 Videos Caterpillar 3406E Fuel Filter Base, Part # 136-5017 $130 USD USED CAT FUEL FILTER BASE CAST# 136-5017, Serial#: NA ConditionUsedPart Number136-5017Stock NumberP-60930 MLS Number13963178CategoryEngine 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 3406B Rocker / Engine Brake Housing, Part # 7C0061 $200 USD USED ROCKER / ENGINE BRAKE HOUSING OFF CAT 3406B PART #7C0061, Serial#: N/A ConditionUsedPart Number7C0061Stock NumberP-60845 MLS Number13422928CategoryEngine 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 1995 Caterpillar 3406C Upright A/C Compressor Mount, Part # 4W0074 $100 USD good used upright compressor mount/ air conditioning compressor mount., Serial#: NA, Core Charge: NA ConditionUsedFits To Make(s)KenworthFits To Model(s)W900Will Fit Year(s)1995Part Number4w0074Stock Number70624-33 MLS Number13190941CategoryEngine 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 3406C A/C Mounting Bracket, Part # 101-3861 for 1995 Kenworth W900 $250 USD GOOD USED CATERPILLAR A/C MOUNTING BRACKET, Serial#: NA, Core Charge: NA ConditionUsedFits To Make(s)KenworthFits To Model(s)W900Will Fit Year(s)1995Part Number101-3861Stock Number70624-28 MLS Number13112218CategoryEngine 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 3406E Gear Train Steel Plate / Structure Plate, Part # 122-2227 $250 USD USED GEAR TRAIN STEEL PLATE/ STRUCTURE PLATE, Serial#: NA, Core Charge: NA, Casting#: 122-2227 ConditionUsedPart Number122-2227Stock Number102-2227 MLS Number13015977CategoryEngine 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 Used Caterpillar 3406E 2-GROOVE Pulley and Mount Bracket, Part # 126-8557 / 126-8551 $350 USD USED CAT 3406E PULLEY 2 GROOVE PART# 126-8557 AND MOUNT BRACKET 126-8551 MAY FIT OTHERS CHECK PART NUMBERS, Serial#: NA ConditionUsedPart Number126-8557/ 126-8551Stock NumberP-60712 MLS Number12971736CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Used Adapter for Caterpillar 3406B/C Engines, Part # 8N-8100 Contact for price USED ADAPTER FOR CAT 3406B/C ENGINES, PART # 8N-8100, Serial#: NA ConditionUsedPart Number8N-8100Stock NumberP-60652 MLS Number12771678CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info