1990 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
- Throttle Bodies
- Motor Oils
- Hastings®Dual-Flow Engine Oil FilterPeterbilt 378 14.0L 1990, Dual-Flow Engine Oil Filter by Hastings®. Hastings Premium Filters has been a manufacturer of mobile filtration products for over sixty years. Hastings manufactures and distributes automotive and heavy-duty...Expertly crafted from premium materialsDesigned to match rigorous quality standards$47.11
- Hastings®Open One End Hydraulic Filter ElementPeterbilt 378 1990, Open One End Hydraulic Filter Element by Hastings®. 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 unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$15.53
- ACDelco®Specialty™ Fleetrunner Heavy Duty V-Ribbed Serpentine BeltSpecialty™ Fleetrunner Heavy Duty V-Ribbed Serpentine Belt by ACDelco®. Limited Lifetime as long as original purchaser owns vehicle. This top-grade product is expertly made in compliance with stringent industry standards to offer a...High quality at an affordable priceExpertly made from premium materials$66.79
- Dayco®Drive Rite™ V-BeltPeterbilt 378 1990, Drive Rite™ V-Belt by Dayco®. Specially formulated high temperature Polymer along with the highest level of engineered reinforcement proves to perform better in belt operating temperature and efficiency than...Faster and more consistent throttle response at high speedsQuicker throttle response at mid-speed acceleration$5.01 - $10.75
- Replace®Engine Oil Pan with GasketPeterbilt 378 10.0L / 14.0L with Stamped Oil Pan B01AY4E5FC 1990, Engine Oil Pan with Gasket by Replace®. Stop oil leaks and keep your engine operating at its best with this superior Engine Oil Pan. Replace your worn out or cracked oil...Direct replacementMeets or exceeds OE standards$425.94
- Spectra Premium®New Design Heavy Duty Engine Oil PanPeterbilt 378 14.0L 1990, New Design Heavy Duty Engine Oil Pan without Gaskets by Spectra Premium®. 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$325.50 - $361.30
- PAI®Crankshaft Main BearingPeterbilt 378 10.0L 1990, Crankshaft Main 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...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$216.54
- PAI®Crankshaft Position SensorPeterbilt 378 12.7L 1990, Crankshaft Position Sensor 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$29.95
- ReplacementCrankshaft Position SensorPeterbilt 378 12.7L 1990, Crankshaft Position Sensor by Replacement. Engine parts play a major role in ensuring the smooth and efficient running of a vehicle, directly impacting its performance and user experience. Replacement...Cost-effective alternative to expensive OEM parts without compromising qualityExpertly crafted as a direct replacement for your vehicle's old engine parts$8.61
- Dorman HD Solutions®Oil Drain Plug GasketPeterbilt 378 10.3L 1990, Oil Drain Plug Gasket by Dorman HD Solutions®. These oil drain plug gaskets are designed to specific sizes and standards for reliable replacement at every oil change. Perfect for your vehicle and lifestyle, it...Direct replacement - these engine oil drain plug gaskets are made to match the fit and performance of the original equipment componentsRestores functionality - built to restore a proper seal$16.39
- PAI®Heater Housing GasketsPeterbilt 378 10.0L 1990, Heater Housing 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....Fiber2 Years Warranty$8.49
- PAI®Pin BushingPeterbilt 378 14.0L 1990, Pin Bushing 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$25.79
- Dorman HD Solutions®Throttle Position SensorPeterbilt 378 With WM526 Series Pedals 1990, Throttle Position Sensor by Dorman HD Solutions®. Is your car noisier these days? Can you smell exhaust fumes in the cabin? Exhaust system repairs should not be put off, both for safety and...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$316.99
- Maxima Racing Oils®Performance Break-In™ SAE 5W-16 Break-In 2X Zinc Motor Oil, 5 GallonsPerformance Break-In™ SAE 5W-16 Break-In 2X Zinc Motor Oil, 5 Gallons x 1 Pail by Maxima Racing Oils®. Mineral based engine oil specifically formulated for breaking in engines with flat tappet camshafts, roller elements and where...$176.27
- PAI®Engine Overhaul KitPeterbilt 378 14.6L 1990, Engine Overhaul 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$4,521.80
- Pacbrake®Rear Engine Retarder Housing AssemblyPeterbilt 378 12.7L 1990, Rear Engine Retarder Housing Assembly by Pacbrake®. For over 20 years Pacbrake has successfully designed and manufactured premium engine brakes in-house. The precise machining and timing requirements of engine...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$1,086.95
- Continental® ContiTech™Accessory Drive BeltPeterbilt 378 14.0L 1990, Accessory Drive Belt by Continental® ContiTech™. This belt is designed with teeth molded directly into its surface to avoid slipping for reliable and efficient performance. Manufactured using the latest...OE quality product for safe, reliable, and efficient performanceManufactured using the latest material technology$28.96 - $31.21
- Dorman HD Solutions®Oil Temperature SensorPeterbilt 378 12.7L 1990, Oil Temperature Sensor by Dorman HD Solutions®. This engine oil temperature sensor is designed to match the fit and function of the original sensor on specified vehicles, and is engineered for durability and...Direct replacement - this engine oil temperature sensor is designed to match the fit and function of the original sensor on specified vehiclesIdeal solution - this sensor is a reliable replacement for an original part that has failed due to fatigue or electrical malfunction$31.56
- Stant®Oil Temperature SensorPeterbilt 378 12.7L 1990, Oil Temperature Sensor by Stant®. This oil filler cap is designed to fit and function the same as the original equipment cap. It’s a direct replacement, made from premium materials and constructed for long...Designed to fit and function as the original equipment capMade from premium materials$9.82
- Driven Racing Oil®Synthetic High Performance Supercharger Oil, 8 ozSynthetic High Performance Supercharger Oil, 8 oz by Driven Racing Oil®. 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...Made to provide the perfect lubricant solution for your needsDesigned with innovative manufacturing techniques$28.12
- Kendall®Motor OilMotor Oil, 1 Quart by Kendall®. Kendall GT-1 Competition Motor Oil, Nitro 70, is a high-quality automotive engine oil specially formulated for use in nitromethane- and alcohol-fueled drag racing vehicles. It is not recommended for use...$5.47 - $6.32
- Red Line®5WT SAE 0W-5 Full Synthetic Racing Motor Oil, 1 Gallon5WT SAE 0W-5 Full Synthetic Racing Motor Oil, 1 Gallon by Red Line®. Racing oils provide more wear protection than motor oils for passenger vehicles, however, these products contain fewer detergents and are not suitable for street use.Racing oils provide more wear protection than motor oils for passenger vehicles, however, these products contain fewer detergents and are not suitable for street useReformulated for improved frictional properties$79.85
- Red Line®60WT SAE 20W-60 Full Synthetic Racing Motor Oil, 1 Quart60WT SAE 20W-60 Full Synthetic Racing Motor Oil, 1 Quart by Red Line®. Racing oils provide more wear protection than motor oils for passenger vehicles, however, these products contain fewer detergents and are not suitable for street use.Racing oils provide more wear protection than motor oils for passenger vehicles, however, these products contain fewer detergents and are not suitable for street useReformulated for improved frictional properties$20.95
- Red Line®70WT Full Synthetic Racing Motor Oil, 1 Gallon70WT Full Synthetic Racing Motor Oil, 1 Gallon by Red Line®. Racing oils provide more wear protection than motor oils for passenger vehicles, however, these products contain fewer detergents and are not suitable for street use.Racing oils provide more wear protection than motor oils for passenger vehicles, however, these products contain fewer detergents and are not suitable for street useReformulated for improved frictional properties$79.85
- Shell®Rotella™ T1 SAE 50 Conventional Heavy Duty Diesel Motor Oil, 5 GallonsRotella™ T1 SAE 50 Conventional Heavy Duty Diesel Motor Oil, 5 Gallons x 1 Pail by Shell®. Rotella™ T1 is an easy-flow single grade oil provides quality lubrication, consistent performance and excellent wear protection in diesel...$121.52