View 2 Photos View 0 Videos Universal Dipstick Assembly 1" Twist Expandable Plug End 38.5" Length, Part # 6680-00-843-6997 Newly Listed $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 Updated4/17/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar Fuel Priming Pump Adaptor, Part # 9L-6378 Newly Listed $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 Updated4/16/2026 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 Newly Listed $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 Updated4/16/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos New Caterpillar Rocker Arm Shaft for 3406E/C15/C15 ACERT, Part # 6I0901 307-8322 3078322 Recently Updated $143.42 USD NEW ROCKER ARM SHAFT. FITS CAT 3406E ,C15 C15 ACERT. CHECK WITH PART #., Serial#: 6I0901, Core Charge: 0, Casting#: 6I0901 ConditionNewPart Number6I0901 307-8322 3078322Stock Number392130 MLS Number11521828CategoryEngine Miscellaneous Parts Last Updated4/18/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Cummins Upper Head Gasket Set for ISX15/X15, Part # 2881767 4376104 4352146 $649.17 USD NEW UPPER HEAD GASKET SET. FITS MULTIPLE ISX15 AND X15 ENGINES. CONFIRM WITH ENGINE SERIAL # FOR FITMENT, Serial#: 2881767, Core Charge: 0, Casting#: 2881767 ConditionNewPart Number2881767 4376104 4352146Stock Number131906 MLS Number10797172CategoryEngine Miscellaneous Parts Last Updated4/11/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Cummins ISX15 Cylinder Head Bolt Kit, Part # 3678506 / 3678804 $352.58 USD NEW CYLINDER HEAD BOLT KIT. INCLUDES 22) 3678506 4) 3678804, Serial#: NA, Core Charge: 0, Casting#: 3678506 3678804 ConditionNewFits To Make(s)UniversalPart Number3678506 3678804 040116Stock Number040116 MLS Number13905278CategoryEngine Miscellaneous Parts Last Updated4/16/2026 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 Updated4/10/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar 3126 Connecting Rod Bearing, Part # 224-6638 $13.78 USD NEW CONNECTING ROD BEARING. FITS 3126 MODELS. CHECK AGAINST OE OR SERIAL NUMBER. **ENGINE TAKES A QUANTITY OF 6. SOLD EACH**, Serial#: 224-6638, Core Charge: 0, Casting#: 224-6638 ConditionNewPart Number224-6638 370055 7W9415 1765743Stock Number370055 224-6638 MLS Number9911462CategoryEngine Miscellaneous Parts Last Updated4/10/2026 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 4 NT88 Jake Gasket, Fits Model 430 Jake, Part # 3053132 131389 3061443 $6.20 USD BIG CAM 4 NT88 JAKE GASKET. FITS MODEL 430 JAKE'S, Serial#: 3053132 131389, Core Charge: 0, Casting#: 3053132 131389 ConditionNewPart Number3053132 131389 3061443Stock Number3053132 131389 MLS Number10583532CategoryEngine Miscellaneous Parts Last Updated4/11/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos 2005 Mack AMI-370 Oil Filter Base Assembly, Part # 142GB519M 85135015 $650 USD OIL FILTER BASE ASSEMBLY / HAS BEEN REPAIRED MUST USE BOLT AND NUT ON WATER MANIFOLD. WAS DRILLED OUT. NO LONGER STUDDED., Serial#: GET, Casting#: NA ConditionUsedFits To Make(s)MackFits To Model(s)CV713 GraniteWill Fit Year(s)2005Part Number142GB519M 85135015Stock Number120825-20 MLS Number14286621CategoryEngine Miscellaneous Parts Last Updated4/4/2026 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, Part # 321351 $19.77 USD NEW LINER O-RING SET. EACH SET DOES 1 LINER. UPDATED STYLE WITH 2) CLEVICE SEAL TYPE O-RINGS AND 2) REGULAR 3406E, C15, C15 ACERT, C16, Serial#: 321351, Core Charge: 0, Casting#: 321351 ConditionNewPart Number321351Stock Number321351 MLS Number14286619CategoryEngine Miscellaneous Parts Last Updated4/4/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Cummins ISX Main Bearing Set Standard Bore, Fits 1999-2011 ISX Engines $241.32 USD NEW ISX MAIN BEARING SET. STANDARD BORE, KIT INCLUDES 3678555 3678556 3680202. FITS MOST ISX ENGINES FROM 1999-2011. CONFIRM WITH ORIGINAL ENGINE SERIAL #. PICTURE REFERENCE# 7,8,9, Serial#... Quantity3ConditionNewEngine ModelCummins ISXPart Number3800298 171980 5406110Stock Number171980 5406110 MLS Number9004426CategoryEngine Miscellaneous Parts Last Updated4/4/2026 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 Updated3/28/2026 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 Updated3/28/2026 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 Jake Brake Gasket, Part # 131415 3045533 $7.56 USD BIG CAM JAKE BRAKE GASKET. SEE PICTURE FOR REFERENCE., Serial#: 131415 3045533, Core Charge: 0, Casting#: 131415 3045533 ConditionNewPart Number131415 3045533Stock Number3045533 131415 MLS Number10583547CategoryEngine Miscellaneous Parts Last Updated3/28/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 1997 International DT466E Outer Front Gear Cover, Part # 1820465C2 $400 USD GOOD USED OUTER FRONT GEAR COVER. DT 466E, Serial#: Na, Casting#: Na ConditionUsedFits To Make(s)InternationalFits To Model(s)47/4900Will Fit Year(s)1997Part Number1820465c2Stock NumberP-902 MLS Number9748197CategoryEngine Miscellaneous Parts Last Updated3/21/2026 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 Updated3/21/2026 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 Updated3/21/2026 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/C15 Front Structure Gasket Kit $244.74 USD NEW 3406E AND C15 CATERPILLAR FRONT STRUCTURE GASKET KIT. 121250 3073966 O-RING 1 331384 1036045 ACCESSORY COVER SEAL 1 321316 1075769 O-RING 2 331415 1100004 COMPRESSOR SEAL 1... ConditionNewPart Number2336984 233-6984 1439609 1582839 1655145 1774347 1895133Stock Number331422 MLS Number10223384CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Fuel Pump Lovejoy Coupler for Cummins/Detroit/MACK/IH/Ford Applications $2.99 USD NEW FUEL PUMP LOVE JOY COUPLER. FITS MANY CUMMINS, DETROIT MACK, IH AND FORD APPLICATIONS, Serial#: 180927, Core Charge: 0, Casting#: 180927 ConditionNewPart Number162426 180927 9969426 dt1052 17506 3072bp 867499r1 17506stmStock Number180929 MLS Number10214190CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos New Cummins ISX Rear Main Seal, Part # 4965569 $70.40 USD NEW ISX REAR MAIN SEAL. REPLACES 3680095, 4101422. 4926527. 4965569. FITS MOST ISX AND QSX ENGINES. PICTURE REFERENCE # 6, Serial#: 4965569, Casting#: 4965569 ConditionNewPart Number4965569 136131 3680095 4101422 4926527 4692603Stock Number4965569 136131 MLS Number9203880CategoryEngine Miscellaneous Parts Last Updated3/21/2026 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 Updated3/21/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Cummins 8.3 6CT ISL ISL9 Oil Pan Gasket Kit, Part # 3914017/3914302/3902425/3920773 $35.51 USD NEW OIL PAN GASKET KIT. INCLUDES 3914017 3914302 3902425 3920773. FITS CUMMINS 8.3 6CT ISL ISL9, Serial#: 131612, Core Charge: 0, Casting#: 131612 ConditionNewPart Number3914017 3914302 3902425 3920773Stock Number131612 MLS Number11714768CategoryEngine Miscellaneous Parts Last Updated3/21/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Cummins ISX Oil Pan Gasket, Fits Most 1999-2010 ISX Engines, Part # 4026684 / 3769943 $82 USD NEW ISX CUMMINS OIL PAN GASKET. FITS FRONT OR REAR SUMP. FITS MOST ISX ENGINES 1999 - 2010 4026684 3769943. PICTURE REFERENCE #5, Serial#: 4026684 131656, Casting#: 4026684 131656 Quantity2ConditionNewEngine ModelCummins ISXPart Number4026684 3769943 131656Stock Number4026684 MLS Number9005036CategoryEngine Miscellaneous Parts Last Updated3/21/2026 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 Updated3/21/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info