View 1 Photo View 0 Videos Cummins ISC/ISL Front Main Seal, Part # 136118 3925343 $22.66 USD NEW FRONT MAIN SEAL. FITS CUMMINS ISC ISL ENGINES., Serial#: 3925343, Core Charge: 0, Casting#: 3925343 ConditionNewPart Number136118 3925343Stock Number136118 MLS Number14424772CategoryEngine 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 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 1 Photo View 0 Videos Universal Spring Clamp 4.12"-4.43" Spring Loaded, Part # 643553236535 $11.88 USD SPRING CLAMP Min: 4.12"/104.64mm Max: 4.43"/112.522mm Style: Spring Loaded, Serial#: NOF, Core Charge: 0, Casting#: NOF ConditionNewPart Number643553236535Stock NumberS-9125 MLS Number12580920CategoryEngine 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 Universal HD Spring Clamp 4.06"-4.38", Part # 643553237808 $14.95 USD HD SPRING CLAMP Min in: 4.06" Min mm: 103.2 Max in: 4.38" Max mm: 111.1, Serial#: NOF, Core Charge: 0, Casting#: NOF ConditionNewPart Number643553237808Stock NumberS-21952 MLS Number12580919CategoryEngine 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 Universal Spring Style Stainless Steel Clamp Min 2.50", Part # 643553237709 $12.50 USD CLAMP Min: 2.50" SPRING STYLE Stainless Steel, Serial#: NOF, Core Charge: 0, Casting#: NOF ConditionNewPart Number643553237709Stock NumberS-21725 MLS Number12580916CategoryEngine 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 Universal Stainless Steel Clamp 2.56"–3.5", Part # 643553237617 $7.72 USD CLAMP Min: 2.56"/ 65.0875mm Max: 3.5"/88.9mm Stainless Steel, Serial#: NOF, Core Charge: 0, Casting#: NOF ConditionNewPart Number643553237617Stock NumberS-20224 MLS Number12580915CategoryEngine 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 Cummins ISX Engine Part $21.38 USD NEW CAMSHAFT BUSHING . FITS MOST DOHC ISX ENGINES. 3680580 PICTURE REFERENCE #23, Serial#: 3680581, Core Charge: 0, Casting#: 3680581 ConditionNewPart Number3680581 4319032Stock Number3680581 151560 MLS Number9915553CategoryEngine 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 6 Photos View 0 Videos Caterpillar C13 Air Transfer Elbow, Part # 222-2895 $125 USD USED KCB C13 AIR TRANSFER ELBOW PART# 222-2895, Serial#: KCB ConditionUsedPart Number222-2895Stock NumberP-61031 MLS Number14327743CategoryEngine 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 Universal Dipstick Assembly 1" Twist Expandable Plug End 38.5" Length, Part # 6680-00-843-6997 $14.95 USD NEW DIPSTICK ASSEMBLY/ UNIVERSAL? CAN CUT TO LENGTH? 1" TWIST EXPANDABLE PLUG END 38.5 OVERALL LENGTH, Serial#: GET ConditionNewPart NumberUNIVERSALStock Number6680-00-843-6997 MLS Number14317969CategoryEngine 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 Fuel Priming Pump Adaptor, Part # 9L-6378 $50 USD CAT FUEL PRIMING PUMP ADAPTOR #9L-6378 FITS MANY MODELS C-10 C-12 3406E 3406C 3406B C-15 C-16 C11 C13 C15 3406, Serial#: 9L-6378 ConditionUsedPart Number9L-6378Stock NumberP-61027 MLS Number14315453CategoryEngine 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 Cummins Big Cam IV Jake Brake Install Kit, Part # 131546 3058532 3053132 $28.55 USD NEW JAKE BRAKE INSTALL KIT. FITS BIG CAM 4 AND NT88. DOES 3 CYLINDER HEADS. CONSISTS OF (3)131359 3058532 3) 131389 3053132 GASKETS, Serial#: 131546, Core Charge: 0, Casting#: 131546 ConditionNewPart Number131546 3058532 3053132Stock Number131546 MLS Number14315426CategoryEngine 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 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 10 Photos View 0 Videos Detroit Series 60 12.7L DDEC IV Conversion Parts for 2016 Peterbilt 579, Part # DDC4 $1,500 USD CONVERSION PARTS TO INSTALL A S60 12.7 INTO A PETERBILT 579. MOTOR MOUNTS, WIRE HARNESS (CAB TO ECM) INTAKE TUBING AND MISC PARTS., Serial#: 06R0240460, Core Charge: 0, Casting#: NA ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2016Part NumberDDC4Stock Number81224 MLS Number14272588CategoryEngine 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 Cummins N14 Air Compressor Coupling Sleeve, Part # 199358 $65 USD GOOD USED N14 AIR COMPRESSOR COUPLING SLEEVE PART#199358, Serial#: NA ConditionUsedPart Number199358Stock NumberP-61000 MLS Number14232931CategoryEngine 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 Cummins N14 Air Compressor Coupling Sleeve, Part # 199349 $65 USD GOOD USED N14 AIR COMPRESSOR COUPLING SLEEVE PART# 199349, Serial#: NA ConditionUsedPart Number199349Stock NumberP-60999 MLS Number14231508CategoryEngine 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 Aftermarket Cummins NT855 Big Cam After Cooler Element, Part # 3028997 3068724 3411460 5275195 $499 USD NEW AFTERMARKET AFTER COOLER ELEMENT. FITS NT855 BIG CAM 2,3 4. FITS CUMMINS 3028997 3068724 3411460 5275195 3028997., Serial#: 3028997, Core Charge: 0, Casting#: 3028997 ConditionNewPart Number3028997 3068724 3411460 5275195Stock NumberAK-3028997 MLS Number14219565CategoryEngine 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 Cummins M11/ISM/L10 Oil Pan Gasket Kit, Part # 131492 3882433 $53.79 USD NEW OIL PAN GASKET KIT. FITS M11 ISM L10 ENGINES. CONFIRM FITMENT WITH ENGINE SERIAL NUMBER. USED ON MOST INTERNAL DAMPENED ENGINES., Serial#: 3882433, Core Charge: 0, Casting#: 3882433 ConditionNewPart Number131492 3882433Stock Number131492 MLS Number14128540CategoryEngine 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 Cummins ISX Engine Brake Rocker Arm, Part # 3413127 $45 USD GOOD USED ISX ENGINE BRAKE ROCKER ARM CAST # 026241 PART #3413127, Serial#: 026241, Core Charge: 0, Casting#: 026241 ConditionUsedPart Number3413127Stock Number026241 MLS Number14123552CategoryEngine 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 Cummins ISX Rocker Arm, Part # 3680167 $75 USD GOOD USED ISX ROCKER ARM 3680167, Serial#: 3680167, Core Charge: 0, Casting#: 3680167 ConditionUsedPart Number3680167Stock Number3680167 MLS Number14123551CategoryEngine 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 Cummins ISX Rocker Arm, Part # 4059353 $75 USD GOOD USED ISX ROCKER ARM 4059353, Serial#: 4059353, Core Charge: 0, Casting#: 4059353 ConditionUsedPart Number4059353Stock Number4059353 MLS Number14123550CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info