1989 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 Sensors, Relays, Switches
- Oil Pumps
- Oil Coolers
- Camshafts
- Crankshafts
- Engine Bearings
- Engine Rebuild Kits
- Intercoolers
- Motor Oils
- PAI®Engine Oil PumpPeterbilt 378 1989, Engine Oil Pump 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$408.16 - $817.73
- National®Front Crankshaft SealPeterbilt 378 1989, Front Crankshaft Seal by National®. Designed utilizing the latest technology, this product by National features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...Temperature range: -40 to 400 °F / -40 to 204 °CCompatible with wide range of fluids$9.10
- PAI®Accessory DrivePeterbilt 378 1989, Accessory Drive 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$504.27 - $1,227.86
- PAI®Camshaft BearingPeterbilt 378 10.0L 1989, Camshaft Bearing by PAI®. 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. Designed to provide...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$12.68
- PAI®Camshaft Bearing KitPeterbilt 378 1989, Camshaft Bearing Kit by PAI®. 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. Designed to provide a...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$14.04 - $269.59
- PAI®Connecting Rod Bearing SetPeterbilt 378 14.0L 1989, Connecting Rod Bearing Set 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....Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$14.05
- PAI®Cylinder Head GasketPeterbilt 378 1989, Cylinder Head Gasket 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$61.89 - $537.47
- PAI®High Performance™ Connecting Rod Bearing SetPeterbilt 378 14.6L 1989, High Performance™ Connecting Rod Bearing Set 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...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$26.34
- PAI®High Performance™ Crankshaft Main Bearing KitPeterbilt 378 1989, High Performance™ Crankshaft Main Bearing Kit by PAI®. 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...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$233.98 - $374.26
- PAI®Liner KitPeterbilt 378 14.0L 1989, Liner Kit 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....Standard1 Year Warranty$73.60
- PAI®Lower Bearing KitPeterbilt 378 12.7L 1989, Lower Bearing 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$524.73 - $548.17
- PAI®Thrust BearingPeterbilt 378 14.6L 1989, Thrust Bearing 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$35.21
- Dorman HD Solutions®Camshaft Position SensorPeterbilt 378 12.7L 1989, Camshaft Position Sensor by Dorman HD Solutions®. This direct replacement camshaft position sensor matches the fit and performance of a failed original equipment sensor to restore proper engine starting and...Direct replacement - this camshaft position sensor matches the fit and performance of the original equipment sensorDurable construction - this part is manufactured to exacting standards to ensure reliable performance and durability$71.15
- Dura-Bond®Camshaft Bearing SetPeterbilt 378 1989, Camshaft Bearing Set by Dura-Bond®. 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. Designed to...Made with precision and quality in mindDesigned to meet your specific needs$43.11 - $69.16
- PAI®Electrical Connector GasketsPeterbilt 378 14.6L 1989, Electrical Connector Gaskets by PAI®. 5 Pieces. 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...2 Years WarrantyPerfect blend of leading innovations and superior workmanship$3.54
- PAI®Engine Oil Pan BoltPeterbilt 378 12.7L 1989, Engine Oil Pan Bolt 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...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$13.82
- PAI®Engine Oil Pan IsolatorPeterbilt 378 1989, Engine Oil Pan Isolator 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$3.85 - $19.26
- PAI®Oil Drain GasketsPeterbilt 378 10.5L 1989, Oil Drain Gaskets by PAI®. 5 Pieces. 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$2.02
- PAI®Oil Drain Tube GasketPeterbilt 378 10.5L 1989, Oil Drain Tube Gasket 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...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$2.08
- PAI®Oil Feed GasketsPeterbilt 378 10.3L / 14.6L 1989, Oil Feed Gaskets by PAI®. 6 Pieces. 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$8.73
- PAI®Oil Filter Base GasketPeterbilt 378 10.3L 1989, Oil Filter Base Gasket 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...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$22.51
- PAI®Engine Oil Pump Relief ValvePeterbilt 378 1989, Engine Oil Pump Relief Valve 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...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$16.79 - $125.70
- PAI®Engine Oil Pump Relief Valve SpringPeterbilt 378 14.0L 1989, Engine Oil Pump Relief Valve Spring 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....Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$5.00
- PAI®Hydraulic Pump Cover GasketsPeterbilt 378 10.0L / 14.0L 1989, Hydraulic Pump Cover Gaskets by PAI®. 5 Pieces. 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...2 Years WarrantyPerfect blend of leading innovations and superior workmanship$2.96
- PAI®Oil Return GasketPeterbilt 378 10.0L 1989, Oil Return Gasket 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...2 Years WarrantyPerfect blend of leading innovations and superior workmanship$0.83 - $2.45
- PAI®Push RodPeterbilt 378 1989, Push Rod 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...2 Years WarrantyPerfect blend of leading innovations and superior workmanship$27.62 - $32.36
- PAI®Valve Stem Seal SetPeterbilt 378 12.7L 1989, Valve Stem Seal Set 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...Intake / Exhaust2 Years Warranty$2.45
- PAI®Camshaft Follower Beaded GasketsPeterbilt 378 14.0L 1989, Camshaft Follower Beaded Gaskets 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....Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$7.79
- PAI®Camshaft Plate GasketPeterbilt 378 12.7L 1989, Camshaft Plate Gasket by PAI®. Designed utilizing the latest technology, this product by PAI features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$8.73
- PAI®Camshaft Thrust WashersPeterbilt 378 14.0L 1989, Camshaft Thrust Washers by PAI®. 5 Pieces. 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....Thrust WasherNon-Flanged Camshaft$8.54