GMC C4500 Topkick Engine Parts

Carquest Premium crankshaft position sensors are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Carquest Premium crankshaft and camshaft sensors are engineered with technology that provides increased output accuracy through a stronger, more consistent signal. Our sensors are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium crankshaft and camshaft position sensors undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium sensors are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:

• Engineered with technology that provides increased accuracy with a stronger, more consistent signal
• Sensors are based on proven hall effect and variable reluctance technology
• Includes OE-style brackets, hold downs, hardware, or spacers as needed for each application.
• O-rings and seals are included if required.
• Weather-tight connectors prevent leaks and corrosion for better reliability.
• Extensive design validation testing and 100% end-of-line tested.
• Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413

Made In USA. A new Melling pick-up tube/oil screen assembly provides the lubrication oil as well as protection for your oil pump from materials that find their way into the engine oil supply system. Contaminates enter your oil system via engine wear, extended time between oil changes and other internal engine sources. These contaminates can interfere with the proper oil flow and pressure spring functions resulting in engine damage and/or failure. Melling suggests that a new properly installed oil pump pick-up tube/screen be a part of every oil pump installation. Several Melling oil pump applications are offered with an oil screen included.

Product Features:

• Manufactured from high quality durable materials for long wear
• Precision engineering protects the engine from dirt and contaminants
• Designed for long-life and worry-free performance
• Meets or exceeds original equipment specifications

Product Features:

• PROPRIETARY COATING – Exclusive coating helps withstand rougher sealing surface finishes up to 80 Ra
• UNIQUE COMBUSTION SEAL – Exclusive Laser Weld stopper layer technology reduces gasket damage from blow out and helps ensure a stronger combustion seal
• MULTI-LAYERED STEEL CONSTRUCTION – Multiple layers of stainless steel maintain sealing stress and accommodate head lift
• SUPERIOR SEAL – Precise embossed sealing beads at all vital areas to eliminate leak paths
• HANDLES EXTREME ENGINE CONDITIONS – Engineered and manufactured to inhibit over-compression of embossments to maintain a superior seal under peak combustion pressures and temperatures
• DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces

The Camshaft Position Sensor plays a vital role in your engine’s operation, to determine the exact position and speed of the camshaft(s) to the ECM. The ECM uses this information to determine fuel and spark timing as well as VVT operation. A failed sensor can result in a check engine light, hard starting or failure to start, increased vehicle emissions and engine misfire. Camshaft Position Sensors are a premium quality product with outstanding support and leading innovation bred from our OE heritage.

Product Features:

• THE DIFFERENCE: Enhanced, robust circuit board traces and precision-wound coated-copper windings increase durability, longevity and performance
• OE QUALITY: Designed to meet or exceed OE specifications, fit, form and function to ensure proper position and/or rotating speed of the camshaft
• EXTENSIVE TESTING: 100 percent thermal shock and vibration tested for best in class performance and reliability in the most extreme conditions
• PRODUCT ENGINEERING: Premium seals prevent leaks or corrosion, while optimized magnet size and strength ensures precise, consistent signal output
• INSTALLATION AND SUPPORT: Includes OE style brackets, hold downs, hardware, spacers and weathertight connectors

MAHLE® gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

• All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
• MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
• Oil pan gasket set contains all gaskets required.
• The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

CARQUEST MAP sensors are manufactured with critical OEM components to ensure that your engine runs efficiently to reach the best gas mileage on your vehicle.

Product Features:

• CARQUEST MAP sensors connectors are exact OE fit to ensure the proper vacuum is maintained to prevent power loss and to minimize internal contamination.
• CARQUEST MAP sensors utilize high temperature resistant seals. Damaged seals can directly impact the vehicles fuel-to-air ratio, making it less fuel efficient.
• CARQUEST MAP sensors are 100% individually tested for all product functionalities including proper vacuum seal and electrical output.

Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:

• Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.

The components in this turbocharger coolant and oil supply return line kit are designed to match the fit and function of the original parts on specified vehicle makes, years and models.

Product Features:

• Direct replacements – the components in this turbocharger coolant and oil supply return line kit are designed to match the fit and function of the original parts on specified vehicles.
• Ideal solution – the components in this kit are engineered to be reliable replacements for original parts that have failed, are leaking, or due for replacement during service to the turbo
• Durable construction – the components in this kit are made from quality components and materials for reliable performance and long service life
• Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

This turbocharger unison ring is designed to match the fit and function of the original ring on specified vehicles, and is engineered for durability and reliable performance.

Product Features:

• Direct replacement – this turbocharger unison ring is designed to match the fit and function of the original ring on specified vehicles
• Restores functionality – reliable replacement for an original part that has failed due to corrosion and wear
• 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

This turbocharger vane position sensor matches the function of the original equipment sensor to restore the engine management system’s ability to determine the position of the vanes on a variable geometry turbocharger.

Product Features:

• Ideal replacement – this sensor restores the engine management system’s ability to determine the position of the vanes on a variable geometry turbocharger
• Easy to install – no special tools are required to install this vane position sensor
• Cost-effective solution – offers original equipment quality at competitive price
• Quality tested – this part has undergone vehicle and inspection testing to ensure reliable performance

The turbocharger compressor wheel plays an important role in delivering high-pressure air to the intake manifold, resulting in more power. Traditional compressor wheels are made from cast aluminum which results in higher mass and lower fatigue life when compared to the lighter weight, stronger, CARDONE Billet compressor wheel. These billet wheels are well suited for high demand applications including high performance racing applications or high duty cycle applications such as buses or delivery vehicles. CARDONE Billet Compressor Wheels are designed to meet or exceed all O.E. performance standards and fit seamlessly into O.E. covers. Built for strength and tested for endurance, CARDONE Billet Compressor Wheels provide peace of mind for severe-duty demands.

Product Features:

• Product designed and manufactured to accommodate O.E. applications
• Fits into O.E. cover, no modifications needed
• Meets or exceeds O.E. performance
• All products are tested and inspected in an ISO-9001 compliant environment
• Machined from forged billet for strength
• Milled for consistent mass and consistent center of gravity
• Machined with a high degree of precision
• Stronger than OE cast aluminum wheels resulting in higher fatigue life

This engine oil cooler is designed to match the fit and function of an original equipment cooler on specified vehicles. It is engineered to help maintain proper engine oil temperature when an original cooler has failed from heat, corrosion or damage.

Product Features:

• Direct replacement – this engine oil cooler is designed to match the fit and function of an original equipment cooler on specified vehicles
• Ideal solution – engineered to help maintain proper engine oil temperature when an original cooler has failed from heat, corrosion or 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

Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:

• Meets or exceeds all original equipment specifications
• Application specific design to ensure a perfect fit
• Engineered and manufactured specifically for the repair environment
• Unsurpassed quality you can trust
• Includes all parts needed to complete the repair

Made in USA. Melling oil pumps provide dependable performance every time in every application. Every Melling oil pump is engineered and assembled to the highest production standards from high quality materials. All Melling oil pumps use the latest in gear and gerotor technology to provide the highest level of quality and performance. Gears are machined to close tolerances to ensure proper engine pressure and correct, efficient pump operation. End plates are precision ground for maximum wear resistance. Every Melling oil pump is individually tested for pressure and flow under conditions designed to duplicate actual engine operating conditions.

Product Features:

• Manufactured from high quality materials for consistent durable wear
• Precision engineered for optimum fit and function
• Designed for long-life and worry-free performance
• Melling oil pumps are tested for pressure and flow under operating conditions to ensure quality

MAHLE® gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:

• All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
• MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
• Cylinder head bolt set (GS) contains the head bolts necessary to replace one cylinder head. Torque-to-yield bolts cannot be reused, new fasteners ensure proper sealing load when used with new MAHLE Original head gaskets.
• The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package

Made In USA. Several Melling oil pump applications require the use of an oil pump shaft guide. Melling provides high quality shaft guides for specific pump applications. An oil pump shaft guide is necessary to connect the oil pump drive shaft to the intermediate drive shaft. Melling recommends installing a new oil pump shaft guide when it is needed.

Product Features:

• Manufactured from high quality nylon for consistent durable wear
• Precision engineered for optimum fit and function
• Designed for long-life and worry-free performance
• Meets or exceeds original equipment specifications

Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:

• Formulated for prelubrication cam lobes, lifters & engine bearings
• Increases load carrying capacity
• Holds fast to surfaces
• Exacting tolerances
• Meets or exceeds OEM specifications
• 4.0 oz. Squeeze Container

Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.

Product Features:

• Provides proper seal to ensure leak prevention
• Stops engine blow by
• High quality construction
• Meets all OEM specifications

This engine oil pump bushing is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:

• Direct replacement – this engine oil pump bushing matches the fit and function of the factory part on specified years, makes and models
• Ideal solution – this bushing is a reliable replacement for an original part that has failed due to 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

CARDONE Turbocharger Service Kits provide all the wear items required to remanufacture a turbocharger that has not sustained any damage to the internal components. Featuring only O.E.-grade, direct-fit components, this kit offers a great, cost-effective way to perform a turbo repair without replacing the entire assembly.

Product Features:

• Kit includes all serviceable components in one package for turbochargers without internal damage
• Saves money by eliminating the need to replace the complete turbocharger assembly
• Allows for reuse of the center, compressor and turbine housings
• Only O.E.-grade component parts or better are supplied in kit for durability
• Direct O.E. replacement

A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking

Product Features:

• Manufactured from high quality materials for consistent durable wear
• Precision engineered for optimum fit and function
• Designed for long-life and worry-free performance
• Meets or exceeds original equipment specifications

Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:

• Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
• WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
• Product constructed to meet all design and operating characteristics as intended by the manufacturer.
• OE specified wire gauge to ensure a reliable electrical connection
• Designed to meet or exceed OE specifications in form, fit and function

Product Features:

• All wheels, shafts and corresponding bores are measured and controlled with specific go/no-go tolerances and renewed or replaced as needed to ensure trouble-free operation.
• Each unit is 100% disassembled and thoroughly cleaned using proprietary processes and dedicated specialized equipment.
• All components are inspected to exact standards, and renewed as appropriate to ensure that problematic areas that typically cause failure are renewed to the highest quality standards.
• 100% of rotating, journal, and thrust bearings and seals are replaced, and all mating surfaces/passages are renewed as required for a longer-lasting unit.
• Each unit comes with a pre-lube syringe to ensure product protection during installation.
• As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
• Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80%.
• Meets or exceeds O.E. performance.
• Comes with a pre-lube syringe to ensure product protection during installation.

A timing chain synchronizes the rotation of the crankshaft and camshaft(s) ensuring proper timing and allows the engine’s valves to open and close during each cylinder’s firing. Available in kits or as a stand-alone product, our chains are pre-stressed and heat-treated for increased durability. Our chains are engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment

Product Features:

• Recommended that the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced, as these components play a vital role in system stability and accurate timing
• Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
• Engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
• CAD designed and manufactured using premium materials
• Refer to our online catalog for detailed application-specific information
• Pre-Stressed And Heat-Treated For Increased Durability. Precision Cut Plates And Rollers With Smooth Finish. Precision Pitch Control For Proper Chain To Sprocket Tooth Fit.

Made for turbocharged Class 8 and heavy-duty diesel engines. Multi-hump design isolates vibration and absorbs rotational shock. Depending on application, hose is engineered with three or four rings to maintain design integrity.

Product Features:

• Four-layer silicone construction with aramid fiber reinforcement for maximum durability
• Meets or exceeds OEM specifications
• Temperature Range: -60 Deg. F to +500 Deg. F (+51 Deg. C to +260 Deg. C)