2000 Peterbilt 378 Engine
Select Your Submodel
- Engine Blocks
- Valves & Valvetrain Parts
- Pistons, Rings & Connecting Rods
- Oil Filters
- Serpentine Belts & Auxiliary Drive Belts
- Valve Covers
- Timing Gears, Chains & Covers
- Oil Pans, Drain Plugs & Dipsticks
- Cylinder Heads
- Engine Pulleys
- Engine Sensors, Relays, Switches
- Oil Pumps
- Oil Coolers
- Camshafts
- Crankshafts
- Engine Management Systems
- Engine Bearings
- Engine Rebuild Kits
- Intercoolers
- Throttle Bodies
- Motor Oils
- Baldwin Filters®Engine Oil FilterPeterbilt 378 2000, Engine Oil Filter by Baldwin Filters®. Dirty oil can cause catastrophic damage to your engine. By using the proper lube filter for your engine, you can minimize the possibility of costly downtime and repairs. Baldwin...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$11.68 - $74.11
- PAI®Engine Gasket KitPeterbilt 378 2000, Engine Gasket Kit by PAI®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$1.52 - $4,491.75
- PAI®Mounting GasketPeterbilt 378 14.9L 2000, Mounting Gasket by PAI®. Sold Individually. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship....2 Years WarrantyPerfect blend of leading innovations and superior workmanship$11.48
- PAI®Piston RingPeterbilt 378 5.9L 2000, Piston Ring by PAI®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$7.35
- PAI®Piston Ring KitPeterbilt 378 2000, Piston Ring Kit by PAI®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$88.10 - $121.72
- PAI®Engine Oil DipstickPeterbilt 378 2000, Engine Oil Dipstick by PAI®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$29.59 - $31.77
- Gates®Truck BeltPeterbilt 378 14.0L 2000, Truck Belt by Gates®. Length: 47.3". Absorbs normal shock loads without damage to belt. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme...Special tensile cords give high stretch resistanceSpecial notch design resists cracking while providing tensile member support during operation$29.80
- Gates®FleetRunner™ Heavy Duty V-BeltPeterbilt 378 2000, FleetRunner™ Heavy Duty V-Belt by Gates®. Gates is the largest global manufacturer of OE timing belts. This means Gates is able to cover the Aftermarket with timing belts that are OE-equivalent, or better, in...The finest quality at a great priceGates carries everything needed to complete the job$20.81 - $25.38
- Gates®Micro-V™ V-Ribbed BeltPeterbilt 378 2000, Micro-V™ V-Ribbed Belt by Gates®. Gates is the largest global manufacturer of OE timing belts. This means Gates is able to cover the Aftermarket with timing belts that are OE-equivalent, or better, in service life...Special belt construction eliminates belt noise, reduces tension loss, and solves problem drive applicationsUtilizes advanced materials like Aramid Fiber found in bullet-proof vests and crack and heat-resistant EPDM materials$19.55 - $62.83
- ACDelco®Specialty™ Heavy Duty V-Ribbed Serpentine BeltPeterbilt 378 2000, Specialty™ Heavy Duty V-Ribbed Serpentine Belt by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your...Made with precision and quality in mindDesigned to meet your specific needs$35.72 - $71.86
- Gates®DriveAlign™ Drive Belt Idler PulleyPeterbilt 378 2000, DriveAlign™ Drive Belt Idler Pulley by Gates®. Built to last by resisting dirt, salt, and other under-hood contaminants and are designed for use on passenger cars and light trucks as a locked center tensioning...High quality construction provides high durability for long lifeBearing meets or exceeds OE and is designed for application specific speed and load requirements$31.85 - $76.65
- Dayco®GOLD Label™ No Slack™ Heavy Duty Automatic Belt Tensioner AssemblyPeterbilt 378 L6 15.0L 2000, GOLD Label™ No Slack™ Heavy Duty Automatic Belt Tensioner Assembly by Dayco®. Serpentine belt drives consist of a single belt that powers most, if not all, of the engine’s accessories. Designed to...Heavy duty cast aluminum spring case that resists cracking and fatigueSteel pivot tube which provides additional strength for critical torque requirements$154.52 - $163.39
- Dayco®GOLD Label™ No Slack™ Heavy Duty Idler/Tensioner PulleyPeterbilt 378 L6 15.0L 2000, GOLD Label™ No Slack™ Heavy Duty Idler/Tensioner Pulley by Dayco®. Dayco's reputation for top performance idler and tensioner pulleys is a result of advanced automotive technologies employed in materials...Made with precision and quality in mindDesigned to meet your specific needs$43.49
- Dayco®No Slack™ Heavy Duty Idler/Tensioner PulleyPeterbilt 378 L6 15.0L 2000, No Slack™ Heavy Duty Idler/Tensioner Pulley by Dayco®. Dayco's reputation for top performance idler and tensioner pulleys is a result of advanced automotive technologies employed in materials research,...Made with precision and quality in mindDesigned to meet your specific needs$37.36 - $48.06
- Continental® ContiTech™Elite™ Drive Belt Idler AssemblyPeterbilt 378 10.3L / 12.0L 2000, Elite™ Drive Belt Idler Assembly by Continental® ContiTech™. Every part in this assembly is engineered to look, install, and operate the same way or better than the factory parts. Every component...Original equipment equivalentFactory-like fit and dependability$30.49
- Continental® ContiTech™Elite™ Drive Belt Tensioner PulleyPeterbilt 378 2000, Elite™ Drive Belt Tensioner Pulley by Continental® ContiTech™. Continental Elite™ pulleys are designed to install and operate as well as OE components. They're manufactured to original equipment material...Constructed to match OE form, fit, and functionMade of OE specified materials, unless upgraded to enhance performance$29.22 - $36.42
- PAI®Crankshaft Seal KitPeterbilt 378 2000, Crankshaft Seal Kit by PAI®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$13.50 - $90.81
- PAI®Crankshaft Seal KitPeterbilt 378 2000, Crankshaft Seal Kit by PAI®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$13.50 - $90.81
- Gates®Automotive XL™ V-BeltPeterbilt 378 2000, Automotive XL™ V-Belt by Gates®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind. It will meet...Made with precision and quality in mindDesigned to meet your specific needs$15.96 - $19.89
- Dayco®Drive Rite™ V-Ribbed Serpentine BeltPeterbilt 378 2000, Drive Rite™ V-Ribbed Serpentine Belt by Dayco®. Specially constructed for vehicles that utilize the multiple-belt system, this product features raw-edge construction along with a patented top cogged design, which...More flexibility and increased airflow around the belt for prolonged service lifeRaw-edge sidewall construction along with a patented top cogged design for top performance$14.27 - $28.76
- Dayco®GOLD Label™ Poly Rib Heavy Duty BeltPeterbilt 378 2000, GOLD Label™ Poly Rib Heavy Duty Belt by Dayco®. The Dayco Gold Label™ serpentine belt is a diesel grade belt that features higher performance construction over conventional light duty belts in order to meet the...The belt’s heavy-duty construction provides additional integrity without sacrificing flexibilityEngineered with high-grade EPDM compounds$40.10 - $65.76
- Dayco®Poly Rib™ Serpentine BeltPeterbilt 378 L6 15.0L with A/C 2000, Poly Rib™ Serpentine Belt by Dayco®. Length: 68.5". This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality,...Made with precision and quality in mindDesigned to meet your specific needs$27.43
- Dayco®Poly Rib™ W-Profile Poly Rib BeltPeterbilt 378 14.0L 2000, Poly Rib™ W-Profile Poly Rib Belt by Dayco®. Length: 42.521". This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality,...Made with precision and quality in mindDesigned to meet your specific needs$23.77
- Dayco®Top Cog™ GOLD Label™ V-BeltPeterbilt 378 2000, Top Cog™ GOLD Label™ V-Belt by Dayco®. Built with cogs in its top, the belt provides additional flexibility around small pulleys while the increased surface area results in a cooler running belt for prolonged...Constructed to deliver extended life in demanding diesel applicationsCogs in the top of the belt for increased flexibility around small pulleys$17.00 - $34.61
- Continental® ContiTech™Conti-V Multirib™ Serpentine BeltPeterbilt 378 2000, Conti-V Multirib™ Serpentine Belt by Continental® ContiTech™. Designed to transmit torque and drive engine accessories, this serpentine belt provides quieter and cooler performance, greater durability, and...OE quality product for safe, reliable, and efficient performanceProvides quiet performance, even in wet conditions$14.81 - $52.89
- Continental® ContiTech™Extreme Duty Multi V-BeltPeterbilt 378 2000, Extreme Duty Multi V-Belt by Continental® ContiTech™. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...Made with precision and quality in mindDesigned to meet your specific needs$38.06 - $57.83
- Continental® ContiTech™Serpentine BeltPeterbilt 378 2000, Serpentine Belt by Continental® ContiTech™. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability....Made with precision and quality in mindDesigned to meet your specific needs$32.09 - $42.38
- Continental® ContiTech™V-Groove Serpentine BeltPeterbilt 378 2000, V-Groove Serpentine Belt by Continental® ContiTech™. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and...Made with precision and quality in mindDesigned to meet your specific needs$12.27 - $21.47
- ACDelco®Professional™ Standard V-Ribbed Serpentine BeltPeterbilt 378 2000, Professional™ Standard V-Ribbed Serpentine Belt by ACDelco®. Made of EPDM rubber for long life and quiet, dependable performance, ACDelco Professional Automotive Belts are designed to meet or exceed OEM performance...Made with precision and quality in mindDesigned to meet your specific needs$29.05 - $98.31
- ACDelco®Professional™ V-BeltPeterbilt 378 2000, Professional™ V-Belt by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$27.12 - $34.29