View 1 Photo View 0 Videos New Caterpillar 3176 Upper Head Set, Part # 331560 $297.43 USD NEW UPPER HEAD SET FOR 3176. CONFIRM FITMENT WITH YOUR ENGINE SERIAL #. KIT INCLUDES THE FOLLOWING. 301097 1006178 1007432 1095309 1095313 1182797 1193790 1886126 1P0451 2147598 0336042... ConditionNewPart Number331560Stock Number331560 MLS Number11683132CategoryEngine 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 3406B/3406C Front Structure Gasket Kit, Part # 331409 $164.28 USD NEW FRONT STRUCTURE GASKET KIT. FITS MOST 3406B AND 3406C ENGINES. INCLUDES THE FOLLOWING 1006178 2W0459 446GC1109 1090078 4H6145 9H8872 1425867 4N0699 9L1633 146142 4N0933 1223772 4B2695... ConditionNewPart Number331409Stock Number331409 MLS Number11683131CategoryEngine 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 Turbo Mounting Gasket and O-Rings for 3406E/C15/C16/C18 Non-ACERT $13.28 USD TURBO MOUNTING GASKET AND O -RINGS. FITS 3406E C15 C16 C18 NON ACERT., Serial#: 331393, Core Charge: 0, Casting#: 331393 ConditionNewPart Number331393 1142687 6J2245 3032787 3040817 1S4295Stock Number331393 MLS Number11683130CategoryEngine 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 Out of Frame Gasket Kit for C15/E Engines, Part # 331137 $1,057.59 USD NEW OUT OF FRAME GASKET KIT. FITS C15/E ENGINES., Serial#: 331137, Core Charge: 0, Casting#: 331137 ConditionNewPart Number331137Stock Number331137 MLS Number11651911CategoryEngine 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 C15 Timing Cover Gasket, Part # 331396 102-2226 124-6014 166-9144 $36.23 USD NEW TIMING COVER GASKET. BETWEEN METAL INTERMEDIATE PLATE AND ALUMINUM TIMING COVER., Serial#: 331396 102-2226 124-6014 166-9144, Core Charge: 0, Casting#: 331396 102-2226 124-6014 166-9144 ConditionNewPart Number331396 102-2226 124-6014 166-9144Stock Number331396 MLS Number11640476CategoryEngine 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 Front Cover to Block 3406E, Part # 166-9142 1669142 $14.56 USD FRONT COVER TO BLOCK 3406E, Serial#: 166-9142 1669142, Core Charge: 0, Casting#: 166-9142 1669142 ConditionNewPart Number166-9142 1669142 123-3756 140-3130 1N3017 4N0867 4W6857 6I3899Stock Number331397 MLS Number11541785CategoryEngine 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 C15 Front Cover to Block, Part # 155-9524 $75.50 USD FRONT COVER TO BLOCK C15 155-9524, Serial#: 155-9524 155-9524, Core Charge: 0, Casting#: 155-9524 155-9524 ConditionNewPart Number155-9524 1559524Stock Number331471 MLS Number11541784CategoryEngine 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 New Caterpillar Rocker Arm Shaft for 3406E/C15/C15 ACERT, Part # 6I0901 307-8322 3078322 $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 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 C7 Injector O-Ring Kit, Part # 297-4841 308-3422 $23.10 USD NEW INJECTOR O-RING KIT. 1 KIT DOES ONE INJECTOR., Serial#: 297-4841 308-3422, Core Charge: 0, Casting#: 297-4841 308-3422 ConditionNewPart Number297-4841 308-3422Stock Number321348 MLS Number11430526CategoryEngine 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 Water Pump $32.73 USD 3406 / C15 WATER PUMP INSTALL KIT., Serial#: 331606, Core Charge: 0, Casting#: 331606 ConditionNewPart Number331606 2997436Stock Number331606 MLS Number11411531CategoryWater Pumps Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar C7 Injector O-Ring Kit, Part # 242-1539 321336 $15.12 USD NEW INJECTOR O-RING KIT. 1 KIT DOES ONE INJECTOR., Serial#: 242-1539 321336, Core Charge: 0, Casting#: 242-1539 321336 ConditionNewPart Number242-1539 321336 2421539Stock Number321336 MLS Number11373700CategoryEngine Miscellaneous Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar 3406E Cylinder Head $488.84 USD NEW 3406E / C15 NON ACERT CYLINDER HEAD SPACER PLATE. .335", Serial#: 360469 138-9381 424-7052, Core Charge: 0, Casting#: 360469 138-9381 424-7052 ConditionNewPart Number360469 138-9381 424-7052Stock Number360469 MLS Number11355949CategoryCylinder Heads Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C15 Cylinder Head $396.44 USD NEW C15 ACERT CYLINDER HEAD SPACER PLATE. .338", Serial#: 360466 6I4421, Core Charge: 0, Casting#: 360466 6I4421 ConditionNewPart Number360466 6I4421Stock Number360466 MLS Number11355948CategoryCylinder Heads Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C13 Engine Oil Cooler $688.57 USD NEW C13 / C11 OIL COOLER ELEMENT. FITS MULTIPLE APPLICATIONS. CHECK PART NUMBERS TO CONFIRM FITMENT, Serial#: 236-8745, Core Charge: 0, Casting#: 236-8745 ConditionNewPart Number236-8745 2368745 341406 10R2128 359-1625 3591625Stock Number341406 MLS Number11252622CategoryEngine Oil Coolers Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Aftermarket Caterpillar 3406E/C15 Exhaust Rocker Arm, Part # 162-9175 $141.08 USD NEW AFTERMARKET EXHAUST ROCKER ARM. FITS MULTIPLE CAT 3406E AND C15 ENGINE MODELS., Serial#: 20R3321, Core Charge: 0, Casting#: 20R3321 ConditionNewPart Number162-9175 2038822 278-1364 2781364 4373869 3284240Stock NumberS-28473 MLS Number11182144CategoryEngine Miscellaneous Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Aftermarket Injector Rocker Arm for Caterpillar 3406E/C15, Part # 20R3322 $155.85 USD NEW AFTERMARKET INJECTOR ROCKER ARM. FITS MULTIPLE CAT 3406E AND C15 ENGINE MODELS. THESE ARE THE NEWER STYLES WHEN CHANGING FROM THE OLDER STYLE YOU MUST INCLUDE THE NEW STYLE ADJUSTER,... ConditionNewPart Number20R3322 2781365 1032051 10R-1136 10R1180 10R4707 192-8215 218-2741 278-1365 207-5248Stock NumberS-28405 MLS Number11182143CategoryEngine Miscellaneous Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar Turbo Mounting Gasket for HT3B Turbo Chargers, Part # 1S-4295 1S4295 331212 $9.18 USD TURBO MOUNTING GASKET/ FITS MANY APPLICATIONS FITS HT3B TURBO CHARGERS 4 7/16 CENTERS 2 3/4 CENTERS, Serial#: NA, Casting#: NA ConditionNewPart Number1S-4295 1S4295 331212Stock Number331212 MLS Number11125596CategoryEngine Miscellaneous Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar 3406E Engine Oil Pump $604.44 USD NEW 3406E CAT OIL / LUBE PUMP NEW NO CORE, Serial#: 0R0918 0R9448 1614111 4N733 4N0733, Core Charge: 0, Casting#: 0R0918 0R9448 1614111 4N733 4N0733 ConditionNewPart Number0R0918 0R9448 1614111 4N733 4N0733Stock Number341311 MLS Number11065910CategoryEngine Oil Pumps Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C13 Engine Oil Pump $431.78 USD NEW C13 CAT OIL / LUBE PUMP NEW NO CORE, Serial#: 341308 223-1608, Core Charge: 0, Casting#: 341308 223-1608 ConditionNewPart Number341308 223-1608Stock Number341308 MLS Number11065909CategoryEngine Oil Pumps Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar C13 Oil Cooler Gasket Kit, Part # 331512 $199.60 USD NEW C13 CAT OIL COOLER GASKET KIT, Serial#: 331512 2655324, Core Charge: 0, Casting#: 331512 2655324 ConditionNewPart Number331512 2655324 268-9823 313-6848 315-3221 315-5080 315-3221 315-5080Stock Number331512 MLS Number11065908CategoryEngine Miscellaneous Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar C13 Oil Pan Gasket, Part # 331428 217-3673 $100.19 USD NEW OIL PAN GASKET FITS C13 ENGINE MODEL, Serial#: 331428 217-3673, Core Charge: 0, Casting#: 331428 217-3673 ConditionNewPart Number331428 217-3673Stock Number331428 MLS Number11065907CategoryEngine Miscellaneous Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar 3126/C7 Crank Main Thrust Bearing, Part # 370070 107-7602 212-4893 419-6372 7W9416 $32.74 USD NEW CRANK MAIN BEARING THRUST BEARING. FITS SOME 3126 AND C7 CATS. CONFIRM WITH SERIAL #, Serial#: 370070, Core Charge: 0, Casting#: 370070 ConditionNewPart Number370070 107-7602 212-4893 419-6372 7W9416Stock Number370070 MLS Number10922917CategoryEngine Miscellaneous Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar Rear Main Seal for 3126 and C7 Engines, Part # 336015 $32.95 USD NEW REAR MAIN SEAL, FITS CAT 3126 AND C7 MODELS, Serial#: 336015, Core Charge: 0, Casting#: 336015 ConditionNewPart Number336015 2223909 1154109 7C3570 7C3571Stock Number336015 MLS Number10922916CategoryEngine Miscellaneous Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar Oil Pan Gasket for 3126 and C7 Engines, Part # 2613816 $42.95 USD NEW OIL PAN GASKET. FITS 3126 AND C7 ENGINES., Serial#: 331216, Core Charge: 0, Casting#: 331216 ConditionNewPart Number2613816 261-3816 113-6061 1154202 7W8860Stock Number331216 MLS Number10922915CategoryEngine Miscellaneous Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar Exhaust Manifold Cone and Gasket Assembly for 3406E/C15 $20.92 USD EXHAUST MANIFOLD CONE AND GASKET ASSEMBLY. FITS 3406E/C15. PRICE EACH, Serial#: C15 NON ACERT 3406E, Core Charge: 0, Casting#: C15 NON ACERT 3406E ConditionNewStock Number331374 MLS Number10792743CategoryEngine Miscellaneous Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info