1991 Peterbilt 379 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
- PAI®Valve Stem Seal SetPeterbilt 379 12.7L 1991, 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 Plate GasketPeterbilt 379 12.7L 1991, 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 Plate SealPeterbilt 379 12.7L 1991, Camshaft Thrust Plate Seal 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$9.18
- PAI®Camshaft Thrust WashersPeterbilt 379 14.0L 1991, 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
- PAI®Compressor SealPeterbilt 379 14.6L 1991, Compressor Seal 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$7.30
- PAI®Connecting Rod BushingPeterbilt 379 12.7L 1991, Connecting Rod 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...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$25.13
- PAI®Cylinder Head BoltPeterbilt 379 12.7L 1991, Cylinder Head 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 from...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$9.33 - $166.34
- PAI®Cylinder Head Spacer ShimPeterbilt 379 14.6L 1991, Cylinder Head Spacer Shim 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$599.75
- PAI®Engine Oil Pump Relief Valve SpringPeterbilt 379 14.0L 1991, 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®Engine Spacer PlatePeterbilt 379 14.6L 1991, Engine Spacer Plate 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...Cylinder Block2 Years Warranty$568.78
- PAI®Hydraulic Pump Cover GasketsPeterbilt 379 10.0L / 14.0L / 18.8L 1991, 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...2 Years WarrantyPerfect blend of leading innovations and superior workmanship$2.96
- PAI®Liner ShimsPeterbilt 379 1991, Liner Shims 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$18.24 - $85.85
- PAI®Oil Pressure Feed LinePeterbilt 379 12.7L 1991, Oil Pressure Feed Line 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$64.75 - $85.39
- PAI®Oil Pressure Pump Regulator ValvePeterbilt 379 1991, Oil Pressure Pump Regulator 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....Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$16.79 - $125.70
- PAI®Oil Return GasketPeterbilt 379 10.0L 1991, 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®Piston Cooling NozzlesPeterbilt 379 1991, Piston Cooling Nozzles 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$8.68 - $16.47
- PAI®Rocker Cover GasketsPeterbilt 379 14.0L 1991, Rocker Cover Gaskets by PAI®. 3 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$16.86
- PAI®Wave WashersPeterbilt 379 14.0L 1991, Wave Washers 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. Manufactured...Stainless Steel2 Years Warranty$2.83
- Phillips & Temro®Immersion Engine HeaterPeterbilt 379 14.6L 1991, Immersion Engine Heater by Phillips & Temro®. 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 deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$87.36
- PAI®Aftercooler GasketsPeterbilt 379 14.6L 1991, Aftercooler Gaskets by PAI®. 4 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$1.72
- Dorman HD Solutions®Throttle Position SensorPeterbilt 379 With WM526 Series Pedals 1991, 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
- PAI®Upper Engine Gasket SetPeterbilt 379 1991, Upper Engine Gasket 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 from...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$292.54 - $348.92
- PAI®Engine Oil CoolerPeterbilt 379 1991, Engine Oil Cooler 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$504.09 - $871.96
- PAI®Valve Cover Bolt IsolatorsPeterbilt 379 10.0L 1991, Valve Cover Bolt Isolators 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$6.08
- PAI®Engine Oil Pump SealPeterbilt 379 12.7L 1991, Engine Oil Pump Seal 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$2.16 - $7.30
- PAI®Engine Oil Pump SealPeterbilt 379 12.7L 1991, Engine Oil Pump Seal 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$2.16 - $7.30
- Genuine®Motor OilMotor Oil, by Genuine®. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you waste your time and gas running out...$9.52 - $18.85
- Motorcraft®SAE 5W-20 Full Synthetic High Mileage Motor Oil, 1 QuartSAE 5W-20 Full Synthetic High Mileage Motor Oil, 1 Quart by Motorcraft®. 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...$5.12
- Hastings®Engine Oil FilterPeterbilt 379 1991, 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 filters for a wide...Expertly crafted from premium materialsDesigned to match rigorous quality standards$13.74 - $47.11
- Hastings®Open One End Hydraulic Filter ElementPeterbilt 379 12.7L / 14.0L 1991, 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...Designed to unlock more performance out of your vehicleDeliver a reasonable balance of strength and durability$15.53