Western Star 3700 Parts
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Western Star 3700 Engine Parts
Dorman – HD Solutions – Timing Cover Kit (Part No.635-4999)
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$248.99
This direct replacement timing cover matches the fit and function of the original equipment cover for a reliable repair. This part has undergone extensive testing to ensure adherence to precise design standards.
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Product Features:
- Direct replacement – this engine timing cover matches the fit and function of the original equipment cover
- Durable construction – this part is specifically designed to withstand extreme underhood temperatures for a long service life
- Cost-effective solution – offers original equipment quality at a competitive price
- Quality tested – this part has undergone extensive testing to ensure a quality fit and long service life
Dorman – HD Solutions – Engine Oil Pan: Direct Fit, Steel, Front Sump, 22 Quart (Part No.264-5012)
from
$968.99
Oil pan leaking? This engine oil pan is precision-engineered to match the original equipment pan on specific vehicle years, makes and models for a reliable replacement.
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Product Features:
- Direct replacement – this engine oil pan is made to match the original pan on specific vehicles
- Complete assembly – includes replacement pan and drain plugs to match original components
- Durable design – high-strength coating prevents future corrosion
- Trustworthy value – backed by team of engineers and quality control experts in the United States
Dorman – HD Solutions – Crankshaft Position Sensor (Part No.904-7020)
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$153.99
This engine crankshaft position sensor is designed to match the fit and function of an original sensor to help ensure the engine control unit receives proper inputs when an original sensor has failed from heat or internal component damage.
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Product Features:
- Direct replacement – this engine crankshaft position sensor is designed to match the fit and function of an original sensor on specified vehicles
- Ideal solution – engineered to help ensure the engine control unit receives proper inputs when an original sensor has failed from heat or internal component damage
- Durable construction – designed and manufactured to strict specifications for reliable performance
- Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
Western Star 3700 Belts and Hoses
Dayco – Poly Rib Belt HD Serpentine Belt; 74.5 Long, 8 Rib Count, Heavy Duty (Part No.5080745)
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$68.99
Produced for heavy-duty vehicles and buses with multiple accessories, Dayco HD poly-V belts are made from EPDM material to resist heat and are compliant with the latest standards, guaranteeing resistance, reliability, low noise and longer service life. Engineered for high torque and power pulses, these belts also feature specially treated cords within the belt to resist stretching and ensure length stability.
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Product Features:
- Engineered to handle operating conditions with temperatures up to 130°C (266°F)
- Designed for multiple accessories such as A/C, power steering pumps, alternators and water pumps
- Capable of delivering excellent performance in high torque and high power pulse applications
- Specially formulated treated cord insures length and tension stability on heavy duty diesel engine drives for the life of the belt
Gates – FleetRunner« Heavy-Duty Micro-V« Serpentine Drive Belt (Part No.K080745HD)
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$106.99
Gates FleetRunner Micro-V Belts are designed for the toughest applications. FleetRunner construction provides superior flexibility, stability, load capacity, and unsurpassed belt life. Patented materials deliver peak performance at extreme prolonged operating temperatures, making this belt the ultimate problem solver. An advanced blend of EPDM rubber technology withstands the modern threats of deterioration from increased exposure to ozone and water-based coolants. FleetRunner does this all while providing the lowest cost per mile for fleets, including 3/4 and 1 ton pickups.
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Product Features:
- Patented material provides peak performance at prolonged extreme operating temperatures
- Heavy-duty construction resists cracking and wear, even at extreme temperatures
- Special compound provides unmatched flexibility, stability, load carrying capacity and belt life
- Problem solver designed for the toughest applications
- Consistently outperforms other heavy-duty serpentine belts on the market
- Engineered to save your fleet money and reduce downtime
- Tensioner Replacement is Recommended (if equipped)
Gates – V-Ribbed Serpentine Belt: 75.087" Long, 8 Rib Count, Exact Fit (Part No.K080745)
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$84.99
Import or domestic, car or truck, every vehicle can depend on the superior quality of Gates precision fit Micro-V belts. With advanced technology that matches the OE size, construction and materials, Gates Micro-V ensures optimal vehicle performance.
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Product Features:
- Special belt construction eliminates belt noise, reduces tension loss and solves problem drive applications
- EPDM rubber constructions resist cracking on the rib surface
- Meets or exceeds all specifications from the Original Equipment Manufacturer
- Tensioner Replacement is Recommended (if equipped)
- Unique form grinding of each individual belt assures precise dimensional control.
- Meets or exceeds SAE J1459, SAE J2432, and SAE J1596 specifications.
Dayco – V-Belt, Top Cog, Dayco (Part No.17340)
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$13.49
Dayco® High Performance V-Belt is the workhorse of the heavy-duty industry. Polyester cord provides maximum power transfer and tension holding capability for the life of the belt. The laminated construction helps absorb greater shock loads associated with diesel engines. These Dayco® High Performance V-Belt advantages translate into less downtime, lower maintenance costs, and increased dependability. Dayco’s High Performance V-Belt meets or exceeds SAE J636 and J637 specifications.
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Product Features:
- The High Performance V-Belt design delivers more flexibility and increases airflow around the belt, so it runs cooler and lasts longer than most competitive belts
- Polyester cord provides maximum power transfer and tension holding capability for the life of the belt
- The laminated construction helps absorb greater shock loads associated with diesel engines
- Made with specially formulated rubber compounds, this belt is highly resistant to extreme under hood temperatures that can cause premature damage to under engineered rubber compounds
Gates – FleetRunner« Heavy-Duty V-Belt (Part No.9341HD)
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$37.99
Designed for the toughest applications, FleetRunner construction provides superior flexibility, stability, load capacity, and unsurpassed belt life. Patented materials deliver peak performance at extreme prolonged operating temperatures making this belt the ultimate problem solver. An advanced blend of EPDM rubber technology withstands the modern threats of deterioration from increased exposure to ozone and water-based coolants. FleetRunner does this all while providing the lowest cost per mile for fleets, including 3/4 and 1 ton pickups.
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Product Features:
- Patented material provides peak performance at extremely prolonged operating temperatures
- Heavy-duty construction resists cracking, wear, oil and heat
- Special compound provides unmatched stability, load carrying capacity and belt life
- Unique undercord notch pattern offers increased flexibility for smaller diameter pulleys
- Problem solver for troubled drives
- Engineered to save your fleet money and reduce downtime
- Meets RMA oil and heat resistant standards and static conductivity requirements
Driveworks – Automotive V-Belt (Part No.34017)
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$5.29
The Driveworks V-Belt is manufactured with top quality components to deliver the maximum power and performance on all passenger cars and light duty trucks in service today.
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Product Features:
- This belt is made with bottom cogs to provide the maximum flexibility and grip required on v-belt drives
- Polyester cords provide extreme tension-holding capability for longer belt life
- The raw edge belt design delivers the maximum gripping power
- The highly engineered rubber compounds are resistant to under hood heat and ozone deterioration
Gates – Automotive XL« High Capacity V-Belt (Part No.9341)
from
$28.49
Replacement belt for the most demanding engine drives. Due to thermal forces, this variable notched belt actually tightens on the drive as it gets hot. This results in improved belt performance by reducing tension decay and noise.
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Product Features:
- Fiber-loaded rubber stock adds flexibility along the length of the belt and provides greater lateral stability in the pulley
- Form-ground to ensure precise top width and sidewall dimensional control for proper fit to the pulley
- Thermally-active tensile cords for maintenance-free performance when properly installed and tensioned
- Resists oil, heat, ozone, weather and aging for improved belt life
- Meets or exceeds SAE J636C specifications
Gates – Premium Molded Coolant Hose (Part No.21194)
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$38.99
Gates Molded Coolant Hose is manufactured to fit specific applications. Similar to OEM specifications. Approved for marine applications.
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Product Features:
- Specifically-engineered materials resist collapse under vacuum
- Engineered to resist electrochemical degradation, the leading cause of hose failure
- Pre-shaped to fit and to ensure perfectly sealed conditions
- EPDM tube: synthetic fiber knit reinforcement: heat-, ozone- and chemical coolant-resistant EPDM cover
- Meets requirements of SAE 20R4, class D2 and DIN 73411, class A (except for tolerances)
- Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
- Note: Gates recommends replacing hose clamps each time a new coolant hose is installed
- Caution: Do not use for fuel or oil transfer applications
Western Star 3700 Fuel and Emissions Systems
Carquest Premium – Fuel/Water Separator Spin-on with Open Port for Bowl (Part No.86812)
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$91.99
Carquest spin-on fuel filters with open ends for bowls keep fuel clean and engines running at maximum efficiency. These filters feature a port designed to be used with the OE bowl.
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Product Features:
- Designed to meet or exceed OE filter performance levels over the entire OE recommended service interval.
- Includes Port Thread: M95 x 2.5
Delphi – Fuel Injector (Part No.EX630781)
from
$359.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.
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Product Features:
- 100% O-ring replacement
- All Delphi injectors are tested utilizing OE methodologies
- Delphi injectors are produced in a Delphi ISO 9001:2008 certified facility
- No internal seal rings equals minimized leakage
- Recessed fuel exit minimizing possible plugging
- Reduced spray variation, accurate fuel spray pattern mean better emissions and cold start capabilities
- Thermally isolates fuel from engine by drawing manifold heat away from the fuel rail eliminating engine hesitation due to vapor lock
Cardone – Fuel Injector (Part No.2J-505)
from
$388.99
CARDONE Remanufactured Fuel Injectors provide an alternative plug and play solution to fuel delivery for diesel applications. All units are flow tested and balanced and replaced with new O-rings and gaskets. Each unit retains OEM duty cycle and pulse width ensuring reliable performance. All units are built to meet or exceed OEM performance, providing a quality product both you and your vehicle can rely on.
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Product Features:
- All gaskets, O-rings and bearings are replaced 100% to ensure optimal performance
- Each assembled unit is individually calibrated and tested to ensure it meets or exceeds O.E.M. form, fit and function
- All components are renewed or replaced as necessary to ensure high quality and durability
- When applicable, improvements based on typical failure modes of original units are incorporated into the design and manufacture of replacement component parts, which translates into longer service life and less down-time for the driver
- Guaranteed fit and function
- Meets or exceeds O.E.M. performance
Cardone – Fuel Injector (Part No.2J-504)
from
$388.99
CARDONE Remanufactured Fuel Injectors provide an alternative plug and play solution to fuel delivery for diesel applications. All units are flow tested and balanced and replaced with new O-rings and gaskets. Each unit retains OEM duty cycle and pulse width ensuring reliable performance. All units are built to meet or exceed OEM performance, providing a quality product both you and your vehicle can rely on.
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Product Features:
- All gaskets, O-rings and bearings are replaced 100% to ensure optimal performance
- Each assembled unit is individually calibrated and tested to ensure it meets or exceeds O.E.M. form, fit and function
- All components are renewed or replaced as necessary to ensure high quality and durability
- When applicable, improvements based on typical failure modes of original units are incorporated into the design and manufacture of replacement component parts, which translates into longer service life and less down-time for the driver
- Guaranteed fit and function
- Meets or exceeds O.E.M. performance
Delphi – Fuel Injector (Part No.EX639350)
from
$373.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.
Product Features:
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Product Features:
- 100% O-ring replacement
- All Delphi injectors are tested utilizing OE methodologies
- Delphi injectors are produced in a Delphi ISO 9001:2008 certified facility
- No internal seal rings equals minimized leakage
- Recessed fuel exit minimizing possible plugging
- Reduced spray variation, accurate fuel spray pattern mean better emissions and cold start capabilities
- Thermally isolates fuel from engine by drawing manifold heat away from the fuel rail eliminating engine hesitation due to vapor lock
Carquest Premium – Fuel/Water Separator Spin-on with Drain (Part No.86412)
from
$84.99
Modern fuel injection systems require fuel be free of both particulate and water contamination. Carquest spin-on fuel filters keep fuel clean and engines running at maximum efficiency.
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Product Features:
- Designed to meet or exceed OE filter performance levels over the entire OE recommended service interval.
- Application engineered media which aids in stripping water in diesel fuels
- Patent pending drain, metal end caps, which hold media in place
- Rust resistant can, ensuring no leakage from inside
- Made in USA
- Includes Integral Post Seal. Sensor Port Thread: 1/2-20
Western Star 3700 Steering and Chassis Parts
Cardone – Power Steering Filter (Part No.20-0058F)
from
$48.49
CARDONE Steering Filters are uniquely designed to protect the steering system from damaging contaminates, which impacts performance and leads to premature power steering pump failure. These compact filters are easy to install, provide magnetic filtration, can be serviced in-line and are highly recommended to extend the life of your steering system. Available in 3/8″, 1/2″, and 5/8″ sizes to cover a most vehicle applications.
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Product Features:
- In-line filter with serviceable filter element
- Patented built-in bypass that filters up to 190 micron particles
- Designed to extend the life of the steering system
- Sure-grip barb connections are included to ensure proper hose fitment
Cardone – Power Steering Filter (Part No.20-0038F)
from
$31.99
CARDONE Steering Filters are uniquely designed to protect the steering system from damaging contaminates, which impacts performance and leads to premature power steering pump failure. These compact filters are easy to install, provide magnetic filtration, can be serviced in-line and are highly recommended to extend the life of your steering system. Available in 3/8″, 1/2″, and 5/8″ sizes to cover a most vehicle applications.
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Product Features:
- In-line filter with serviceable filter element
- Patented built-in bypass that filters up to 190 micron particles
- Designed to extend the life of the steering system
- Sure-grip barb connections are included to ensure proper hose fitment
Cardone – Power Steering Filter (Part No.20-P038F)
from
$31.99
CARDONE Steering Filters are uniquely designed to protect the steering system from damaging contaminates, which impacts performance and leads to premature power steering pump failure. These compact filters are easy to install, provide magnetic filtration, can be serviced in-line and are highly recommended to extend the life of your steering system. Available in 3/8″, 1/2″, and 5/8″ sizes to cover a most vehicle applications.
Product Features:
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Product Features:
- In-line filter with serviceable filter element
- Patented built-in bypass that filters up to 190 micron particles
- Designed to extend the life of the steering system
- Sure-grip barb connections are included to ensure proper hose fitment
Cardone – Power Steering Filter (Part No.20-0012F)
from
$46.99
CARDONE Steering Filters are uniquely designed to protect the steering system from damaging contaminates, which impacts performance and leads to premature power steering pump failure. These compact filters are easy to install, provide magnetic filtration, can be serviced in-line and are highly recommended to extend the life of your steering system. Available in 3/8″, 1/2″, and 5/8″ sizes to cover a most vehicle applications.
Product Features:
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Product Features:
- In-line filter with serviceable filter element
- Patented built-in bypass that filters up to 190 micron particles
- Designed to extend the life of the steering system
- Sure-grip barb connections are included to ensure proper hose fitment
Western Star 3700 Cooling and Climate Controls
Dorman – HD Solutions – HVAC Heater Water Shut-Off Valve Actuator: 1 Piece (Part No.604-5103)
from
$80.99
This HVAC heater water shut-off valve actuator is designed to match the appearance and function of the original actuator on specified applications, and is engineered for reliable performance and durability.
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Product Features:
- Direct replacement – this HVAC heater water shut-off valve actuator is made to match the fit and performance of the original actuator on specific vehicle applications
- Ideal solution – this actuator is a reliable replacement for an original part that has failed due to collision damage or fatigue
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Dorman – HD Solutions – HVAC Heater Water Shut-Off Valve Actuator: 1 Piece (Part No.604-5103CD)
from
$80.99
This HVAC heater water shut-off valve actuator is designed to match the appearance and function of the original actuator on specified applications, and is engineered for reliable performance and durability.
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Product Features:
- Direct replacement – this HVAC heater water shut-off valve actuator is made to match the fit and performance of the original actuator on specific vehicle applications
- Ideal solution – this actuator is a reliable replacement for an original part that has failed due to collision damage or fatigue
- Durable construction – this part is made from quality materials to ensure reliable performance and long service life
- Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
Carquest Premium – Heavy Duty Thermostat: 180 Degrees (Part No.15208)
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$24.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
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Product Features:
- High grade stainless steel and copper construction
- Meets or exceeds OEM standards
- Consistent and precise response to cooling system needs
- Original equipment design for worry-free direct fit replacement
- 100% tested and calibrated
Carquest Premium – Heavy Duty Thermostat: 190 Degrees (Part No.15209)
from
$23.99
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.
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Product Features:
- High grade stainless steel and copper construction
- Meets or exceeds OEM standards
- Consistent and precise response to cooling system needs
- Original equipment design for worry-free direct fit replacement
- 100% tested and calibrated
Carquest Premium – Standard Rotation Blower Motor Wheel (Part No.35608)
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$25.99
High quality OE replacement part with all components needed to complete the job
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Product Features:
- Galvanized steel construction
- Meets all requirements of international standard ISO 140
- Suitable for a wide variety of applications
- Set screw installation
Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T3030)
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$235.99
Carquest Premium water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, hub, bearings, gaskets and seals are designed for long-lasting service life. These water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.
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Product Features:
- 100% tested for reliable performance
- Durable housing features precisely machined mounting surface for proper sealing and fitment
- Equipped with weep chamber or similar feature to help prevent unnecessary replacement
- Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
- All gaskets or seals necessary for water pump are included
- This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
- This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
- This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components
Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T3031)
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$218.99
Carquest Premium water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, hub, bearings, gaskets and seals are designed for long-lasting service life. These water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.
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Product Features:
- 100% tested for reliable performance
- Durable housing features precisely machined mounting surface for proper sealing and fitment
- Equipped with weep chamber or similar feature to help prevent unnecessary replacement
- Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
- All gaskets or seals necessary for water pump are included
- This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
- This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
- This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components
Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T3029)
from
$206.99
Carquest Premium water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, hub, bearings, gaskets and seals are designed for long-lasting service life. These water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.
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Product Features:
- 100% tested for reliable performance
- Durable housing features precisely machined mounting surface for proper sealing and fitment
- Equipped with weep chamber or similar feature to help prevent unnecessary replacement
- Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
- All gaskets or seals necessary for water pump are included
- This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
- This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
- This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components
Search Over 83 Western Star 3700 Parts Online for Delivery or Pick Up
Looking for the best Western Star 3700 aftermarket replacement parts? Replacing worn and broken parts on your Western Star 3700? Check out our online catalog to find the best selection of aftermarket Western Star 3700 parts as well as real user reviews on Western Star 3700 replacement parts. Make an informed decision about every component you add to your 3700.
At Advance Auto, we’ve got you covered when it comes to getting your Western Star 3700 in tip top condition. We’ve got over 83 Western Star 3700 parts to choose from in popular categories like Engine Parts, Belts and Hoses and Fuel and Emissions Systems. If you’re looking for the best prices, try searching our Western Star 3700 parts catalog to compare OEM and aftermarket parts for your Western Star 3700.
Whether you need Western Star 3700 body parts, interior components, or custom Western Star 3700 parts you can find them online at Advance Auto. Want to order your Steering and Chassis Parts online? Or maybe you need your Western Star Cooling and Climate Controls same day? No problem, you can pick up 3700 parts in person at locations across the country, or have them delivered to straight to your door after ordering online. Finding a great deal on new and used Western Star 3700 parts has never been easier.
Popular Types of Parts for Western Star 3700
Advance Auto customers frequently search for the following types of Western Star 3700 auto parts. Check out customer reviews and ratings, and compare prices on the following Western Star 3700 parts:
Find Parts for Your Western Star 3700 by Year
People also search Advance Auto for these popular years of the Western Star 3700:
