1999 Western Star 3800 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 Management Systems
- Engine Bearings
- Engine Rebuild Kits
- Intercoolers
- Throttle Bodies
- Motor Oils
- Dorman HD Solutions®Throttle Position SensorWestern Star 3800 With Detroit Diesel Electronic Control (DDEC) System III or IV 1999, Throttle Position Sensor by Dorman HD Solutions®. Is your car noisier these days? Can you smell exhaust fumes in the cabin? Exhaust system repairs...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$120.91 - $316.99
- PAI®Upper Engine Gasket SetWestern Star 3864T-2 1999, 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....Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$292.54
- PAI®Engine Oil Pump SealWestern Star 3864T-2 1999, 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 SealWestern Star 3864T-2 1999, 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
- MotoRad®Oil Filler CapWestern Star 3800 12.7L 1999, Oil Filler Cap by MotoRad®. 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...Made with precision and quality in mindDesigned to meet your specific needs$13.07
- 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...$5.62
- Enginetech®Engine ValveWestern Star 3864T-2 1999, Engine Valve by Enginetech®. The Engine Builder's Source, can locate the right part for nearly any rebuild application. Offering a full line of internal engine parts for domestic, import and high performance...Rigorously tested to withstand years of abuseDesigned with innovative manufacturing techniques$8.89 - $9.84
- QualCast®Valve Seat InsertWestern Star 3864T-2 1999, Valve Seat Insert by QualCast®. 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 from high-strength materials for uncompromising durabilityDesigned to provide an excellent combination of price and quality$13.77
- 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
- PAI®Engine Oil PanWestern Star 3864T-2 1999, Engine Oil Pan 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$632.42
- PAI®Compressor Mounting GasketsWestern Star 3864T-2 1999, Compressor Mounting Gaskets by PAI®. 2 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$8.10
- Dorman HD Solutions®Engine Control ModuleWestern Star 3800 12.7L 1999, Engine Control Module by Dorman HD Solutions®. 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...Made with precision and quality in mindDesigned to meet your specific needs$1,751.70
- PAI®Camshaft Thrust Plate SealWestern Star 3864T-2 1999, 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
- 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
- Pacbrake®Rear Engine Retarder Housing AssemblyWestern Star 3864T-2 1999, 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
- PAI®Oil Pan IsolatorWestern Star 3800 12.7L 1999, 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...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$19.26
- Stant®Oil Temperature SensorWestern Star 3800 12.7L 1999, 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...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