2020 Chevrolet Silverado 3500 HD Engine Parts

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Essential Engine Parts for 2020 Chevrolet Silverado 3500 HDs

GM Genuine Parts – Camshaft Position Sensor (Part No.213-3826)

Camshaft Position Sensor

from

$74.99
ACDelco GM Original Equipment Engine Camshaft Position Sensors monitor the rotational position of the camshaft(s), and are GM-recommended replacements for your vehicle’s original components. They provide a signal to the engine control module which compares the camshaft position with the crankshaft position to determine ignition and fuel injection timing. These original equipment engine camshaft position sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Helps keep engine timing and fuel injection running in sync
  • Helps provide proper alignment, positioning, and spacing for easy installation
  • Synchronizes engine valves and pistons for excellent engine performance
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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GM Genuine Parts – Fuel Pump O-Ring (Part No.G41)

Fuel Pump O-Ring

from

$15.99
GM Genuine Parts Multi Purpose Seals are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Carquest Premium – Multi-Purpose Relay (Part No.RAA1737)

Multi-Purpose Relay

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$51.99
Relays are electrical switches used to convert a small electrical load into a circuit capable of handling a high amperage load. Computers and small switches are not designed to carry the higher amperage requirement of a circuit that may have an electric motor, solenoid, or high amperage lighting fixture. Within a relay are contacts that are controlled with electromagnetism, when the circuit switch commands the device on or off, magnetism will pull or release the contact arm closing or opening the contacts within the relay that carry the voltage.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
  • Where applicable, robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
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Felpro – Fuel Pump Mounting Gasket (Part No.73158)

Fuel Pump Mounting Gasket

from

$5.99
Fuel Pump Mounting Gasket

Felpro – Engine Oil Dipstick Tube O-Ring (Part No.73889)

Engine Oil Dipstick Tube O-Ring

from

$0.99
Engine Oil Dipstick Tube O-Ring

Felpro – CYLINDER HEAD BOLT SET (Part No.ES 72220)

CYLINDER HEAD BOLT SET

from

$47.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Avoid risk associated with re-use of T-T-Y (torque to yield) head bolts
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
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GM Genuine Parts – Gen III/IV Lifter Guide (Part No.12595365)

Gen III/IV Lifter Guide

from

$14.99
GM Genuine Parts Engine Valve Lifter Guide are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Cloyes Performance – High Performance Timing Set (Part No.9-3158AZR)

High Performance Timing Set

from

$389.99
HEX-A-JUST Allows for Infinite Valve Timing Adjustability of +/-6 Degrees to Tune for Maximum Engine Performance Output. One Piece Camshaft Sprocket Design Featuring a Billet Eccentric Camshaft Dowel Bushing. Both Billet Steel Sprockets are Heat Treated for Durability. Upgraded “Z” Chain TRUE Roller 0.250″ Roller Diameter Chain for Reduced Friction. Includes Captured Needle Camshaft Sprocket Thrust Bearing to Minimize Friction. Sets Hand-Matched to Qualify the Correct Center Distance and Minimize Runout.

Product Features:
  • The complete kits, which meet or exceed OEM performance requirements, ensure a quiet and maintenance-free experience
  • Cloyes parts are CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Cloyes Timing Kits may include camshaft sprockets, crankshaft sprockets, timing chains, tensioners, and guides
  • Refer to our online catalog for detailed application-specific information
  • Keep your engine’s valve train in perfect time with Cloyes, the world leader in timing drive systems.
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Melling Select Performance – Valve Train Set Up Spring (Part No.VTSS100)

Valve Train Set Up Spring

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$12.99
Melling Performance valvetrain checking springs feature a low-tension design that allows them to be installed by hand for measuring piston-to-valve clearance, rocker arm ratio, and degreeing in a camshaft.
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aFe POWER – Aluminum Oil Cap (Part No.79-12002)

Aluminum Oil Cap

from

$88.99
Aluminum Oil Cap

GM Genuine Parts – Engine Mount (Part No.25828247)

Engine Mount

from

$169.99
GM Genuine Parts Engine Mount are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Victor Reinz – Molded Rubber Valve Cover Gasket Set: Direct Fit, Includes Grommets, 36 Pieces (Part No.15-10905-01)

Molded Rubber Valve Cover Gasket Set: Direct Fit, Includes Grommets, 36 Pieces

from

$90.99
Oil drops on the driveway are a distant memory thanks to sophisticated engine valve cover and gasket designs. Victor Reinz is at the forefront of engineering the latest sealing technology. Although the primary task of valve cover gaskets is to seal oil and oil spray, they must withstand high temperatures brought on by nearby exhaust manifolds, exhaust crossovers in the cylinder heads, and EGR systems. Victor Reinz valve cover gaskets deliver the quality materials you demand. Where appropriate, Victor Reinz valve cover gaskets are designed with compression limiters to prevent over-torquing, splitting, or the need to retorque.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
  • Meets or exceeds OE specifications
  • Zero engine leakage for late model vehicles.
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GM Genuine Parts – Barometric Pressure Sensor (Part No.19418812)

Barometric Pressure Sensor

from

$129.99
GM Genuine Parts Multi Purpose Pressure Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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aFe POWER – BladeRunner 3-1/2" Aluminum Cold Charge Pipe, Black (Part No.46-20449-B)

BladeRunner 3-1/2" Aluminum Cold Charge Pipe, Black

from

$323.99
Smooth transitions in the mandrel-bent aluminum pipes decrease turbulence and minimize pressure loss, increasing horsepower and torque. This kit includes high-quality, stainless-steel, spring-loaded t-bolt clamps and heavy-duty, 5-ply, polyester reinforced silicone coupling. This charge pipe kit also features factory style billet aluminum quick-connect adapters with O-ring seals to ensure a leak-free fit while maintaining superior strength and durability. Finished in wrinkle black powder coating with a unique laser-etched aFe POWER logo for a custom look.

Product Features:
  • Directly replace your Duramax’s restrictive charge pipe with aFe’s BladeRunner free-flowing, heat-resistant aluminum tube.
  • TIG-Welded 3-1/2″ Aluminum Pipe
  • Features Factory Style Quick-Connects With O-Ring Seals
  • Features Premium Stainless-Steel Spring-Loaded T-Bolt Clamps And a 5-Ply Silicone Coupling
  • 1/8″ NPT Port is Provided for Connecting Sensors or Water Methanol Injection
  • Powder Coated Wrinkle Black for Heat and Corrosion Resistance
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Competition Cams – Reduced Travel OE-Style Hydraulic Roller Lifter for ’87+ SBC, LT/LS and V6 (Part No.875-1)

Reduced Travel OE-Style Hydraulic Roller Lifter for '87+ SBC, LT/LS and V6

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$39.99
Reduced Travel OE-Style Hydraulic Roller Lifter for ’87+ SBC, LT/LS and V6

Felpro – Engine Oil Filler Cap Seal (Part No.73193)

Engine Oil Filler Cap Seal

from

$5.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Carquest Premium – Engine Oil Level Sensor (Part No.FSC1019)

Engine Oil Level Sensor

from

$86.99
The engine lubrication system is critical to engine operation and long life. On some vehicle applications, the engine control module monitors the engine oil level to ensure lubrication is not lost.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
  • Where applicable, robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
See More

Melling – Stock Replacement Engine Assembly Lubricant (Part No.M-10012G)

Stock Replacement Engine Assembly Lubricant

from

$113.99
Product Features:
  • Superior Wear Protection – Formulated with extreme pressure additives to protect engine components from metal-to-metal contact during initial startup
  • High Tackiness – Stays in place during assembly and storage, ensuring consistent lubrication exactly where it’s needed
  • Broad Compatibility – Safe for use with all engine components including camshafts, lifters, bearings, and valve train parts
  • Easy Startup Support – Reduces friction and prevents dry starts by providing instant lubrication during first engine fire-up
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Victor Reinz – Engine Camshaft Seal (Part No.71-18369-00)

Engine Camshaft Seal

from

$24.99
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S1111)

Engine Timing Crankshaft Sprocket

from

$80.99
Since 1921, Cloyes has been the trusted leader in automotive timing systems. As a critical component of the engine’s timing system, the crankshaft sprockets work in unison with the timing chain, tensioners, guides and other sprockets, to ensure precise timing. Cloyes engine timing crankshaft sprockets are precision-tooled with exact tooth geometry and a perfectly matched bore, off-set and timing index for superior fit, reliability, and long-term performance. To ensure total timing system integrity, Cloyes recommends replacing the chain along with the tensioners, guides, and sprockets during service. Trusted by professionals for over a century & backed by an industry-leading limited Warranty and technical support.

Product Features:
  • Features precision-tooled tooth form, bore, off-set and timing index for superior fit, reliability, and long-term performance in engine timing repairs
  • CAD designed and manufactured using premium materials and heat-treated for OE-level fit and function, allowing for smooth installation and reliable performance
  • Each part is extensively tested for function, fitment, and durability to ensure consistent quality and optimal performance, reducing the risk of comebacks
  • Available in application-specific kit or as a stand-alone product, offering installation flexibility and convenience
  • Backed by Limited Lifetime Warranty and over 100 years in engineering leadership with unmatched technical support and repair confidence in every component
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Felpro – Engine Oil Pan Gasket Set – PermaDry molded rubber (Part No.OS 30693 R)

Engine Oil Pan Gasket Set - PermaDry molded rubber

from

$67.99
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:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SUPERIOR SEAL – Manufactured with rubber compounds to ensure a consistent and long-life seal across the entire oil pan
  • PREVENTS OVERTIGHTENING – Torque limiters help eliminate overtightening and gasket splitting and extruding (where applicable)
  • OE-STYLE REPLACEMENT GASKET – Engineered for OE-style molded rubber gasket replacement
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • ENGINEERING EXPERTISE – Parts are designed, tested, validated and approved by Fel-Pro engineers through rigorous research and development
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GM Genuine Parts – Oil Pan Seal (Part No.12621086)

Oil Pan Seal

from

$15.49
GM Genuine Parts Engine Oil Pan Seals are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
See More

Felpro – Engine Camshaft Thrust Plate (Part No.ES 73115)

Engine Camshaft Thrust Plate

from

$42.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
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Cloyes Gear – Engine Timing Chain (Part No.9-4205)

Engine Timing Chain

from

$44.49
Since 1921, Cloyes has been the trusted leader in automotive timing systems. Our timing chains are built to synchronize crankshaft and camshaft rotation with absolute accuracy, ensuring precise valve timing and long-term engine performance. Available as stand-alone chains or in complete kits, Cloyes timing chains are manufactured from premium materials, heat-treated, pre-stressed and engineered for a perfect chain-to-sprocket tooth fit – delivering quiet operation, durability, and OE-level performance you can count on. To ensure total timing system integrity, Cloyes recommends replacing the chain along with the tensioners, guides, and sprockets during service. Trusted by professionals for over a century & backed by an industry-leading limited Warranty and technical support.

Product Features:
  • Pre-stressed and heat-treated steel construction for increased strength, and wear resistance, delivering long-term durability even in high-stress environments
  • Cloyes chains are engineered and manufactured with precision pitch control to ensure optimal chain-to-sprocket fit reducing noise, minimizing fatigue, and maintaining accurate timing
  • Designed in the USA and manufactured using premium materials for OE-level fit and function, allowing for smooth installation and reliable performance
  • Each part is extensively tested for function, fitment, and durability to ensure consistent quality and optimal performance, reducing the risk of comebacks
  • Available in application-specific kit or as a stand-alone chain, offering installation flexibility and convenience
  • Backed by Limited Lifetime Warranty and over 100 years in engineering leadership with unmatched technical support and repair confidence in every component
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GM Genuine Parts – Engine Crankshaft Position Sensor (Part No.12669636)

Engine Crankshaft Position Sensor

from

$41.49
ACDelco GM Original Equipment Engine Crankshaft Position Sensors monitor the position and rotational speed of the crankshaft, and are GM-recommended replacements for your vehicle’s original components. The signal from the crankshaft position sensor is used by the engine control module to determine fuel injection and ignition timing. These original equipment engine crankshaft position sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
  • Helps keep engine timing and fuel injection running in sync
  • Helps provide proper alignment, positioning, and spacing for easy installation
  • Synchronizes engine valves and pistons for excellent engine performance
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Felpro – Engine Crankshaft Seal Kit (Part No.BS 40683)

Engine Crankshaft Seal Kit

from

$52.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Engineered and manufactured specifically for repair applications
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Felpro – TIMING COVER GASKET SET (Part No.TCS 45993)

TIMING COVER GASKET SET

from

$54.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:
  • Timing cover set includes gaskets and seals necessary for timing chain/belt replacement job
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Felpro – Engine Oil Cooler Gasket (Part No.72435)

Engine Oil Cooler Gasket

from

$6.99
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
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Upgrade your 2020 Chevrolet Silverado 3500 HD with Top-Quality Engine Parts

When it comes to maintaining or upgrading your 2020 Chevrolet Silverado 3500 HD, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Chevrolet or enhancing its overall performance, Engine Parts are key to keeping your Silverado 3500 HD functioning at its best. At Advance Auto Parts, we offer a wide selection of 44 Engine Parts for the 2020 Chevrolet Silverado 3500 HD, designed to meet your needs without breaking the bank. From Engine Gaskets and Seal replacements to Engine Mounts upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Engine Parts for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Engine Parts for your 2020 Chevrolet Silverado 3500 HD at great prices. Our Engine Parts inventory for this model ranges from just $0.99 to $689.99, with an average price of $73.87. Our 44 Engine Parts in stock come from 13 trusted brands, so you’re sure to find the right part for your 2020 Chevrolet Silverado 3500 HD without overspending.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Engine Part upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants and more to make sure your 2020 Chevrolet Silverado 3500 HD is always ready to roll. We’re committed to providing you with everything you need to keep your Silverado 3500 HD in top shape, all in one place. Start shopping confidently below for your 2020 Chevrolet Silverado 3500 HD!

Best-Selling Engine Gaskets and Seals for 2020 Chevrolet Silverado 3500 HDs

Enhance the driving experience in your Chevrolet with 9 quality Engine Gaskets and Seal components, starting at $5.99.

GM Genuine Parts – Fuel Pump O-Ring (Part No.G41)

Fuel Pump O-Ring

from

$15.99
GM Genuine Parts Multi Purpose Seals are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
See More

Felpro – Engine Valve Cover Gasket Set (Part No.VS 50907 R)

Engine Valve Cover Gasket Set

from

$26.99
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:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SUPERIOR SEAL – Manufactured with rubber compounds to help ensure a consistent and long-life seal
  • PRECISE DESIGN – Engineered to work with the embossed cover and pan flanges
  • PREVENTS OVERTIGHTENING – Features compression limiters incorporated into the design to help eliminate overtightening (application specific)
  • OE-STYLE REPLACEMENT GASKET – Engineered for OE-style molded rubber gasket replacement
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
See More

Felpro – Engine Timing Cover Gasket Set (Part No.TCS 45055)

Engine Timing Cover Gasket Set

from

$88.99
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 for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
  • Includes all the parts necessary to complete the repair unless otherwise noted
See More

Mr. Gasket – Transmission Pan Gasket (Part No.51G07MRG)

Transmission Pan Gasket

from

$46.99
Mr. Gasket Transmission Oil Pan Gaskets offer simple, no silicone installation. They use an aluminum carrier, silicone elastomer beading and a rubber coated binder to create a strong, long lasting seal perfect for the demands of high fluid temperatures created in transmissions. Whether you are sitting in heavy traffic, racing, off-roading or just want a clean garage floor, these premium transmission pan gaskets from Mr. Gasket have you covered.

Product Features:
  • Requires no silicone for simple installation
  • Excellent torque retention to prevent possible leaks caused from loosened bolts
  • Aluminum carrier provides un-matched gasket strength, fit and durability
  • Silicone elastomer beading provides a positive seal under severe temperatures and conditions
  • Rubber coated sealing binder adds a third layer of protection and aids in the gaskets ability to seal even with small imperfections of mating surfaces
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Victor Reinz – Engine Valve Cover Gasket (Part No.15-11180-01)

Engine Valve Cover Gasket

from

$25.99
Oil drops on the driveway are a distant memory thanks to sophisticated engine valve cover and gasket designs. Victor Reinz is at the forefront of engineering the latest sealing technology. Although the primary task of valve cover gaskets is to seal oil and oil spray, they must withstand high temperatures brought on by nearby exhaust manifolds, exhaust crossovers in the cylinder heads, and EGR systems. Victor Reinz valve cover gaskets deliver the quality materials you demand. Where appropriate, Victor Reinz valve cover gaskets are designed with compression limiters to prevent over-torquing, splitting, or the need to retorque.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Victor Reinz – RTV Silicone (Part No.70-31414-10)

RTV Silicone

from

$9.99
Product Features:
  • Resistant to temperatures from -58 Deg. F to 482 Deg. F, and briefly up to 572 Deg. F (-50 Deg. C to 250 Deg. C, briefly to 300 Deg. C)
  • Insignificant shrinkage and loss of mass even in high-heat environments
  • Fast-curing, low-odor, noncorrosive (pH neutral, non-acidic, non-oxidizing), and will not harm oxygen sensors
  • Sealing gap 0.006 in (0.15 mm)
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GM Genuine Parts – GASKET (Part No.12619787)

GASKET

from

$6.99
GASKET

GM Genuine Parts – Oil Pan Gasket (Part No.12666993)

Oil Pan Gasket

from

$6.29
GM Genuine Parts Engine Oil Pan Gaskets are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
See More

Felpro – Fuel Pump Mounting Gasket (Part No.73158)

Fuel Pump Mounting Gasket

from

$5.99
Fuel Pump Mounting Gasket

Most Popular 2020 Chevrolet Silverado 3500 HD Engine Mounts

Customize your Chevrolet with 2 Engine Mounts products like Engine Mounts, all priced under $79.99.

Anchor – Engine Mount (Part No.3587)

Engine Mount

from

$79.99
Product Features:
  • This mount supports the engine and dampens vibration.
  • Natural and SBR rubber provide maximum life and performance.
  • Steel fasteners are heat treated grade 5 bolts.
  • A special bonding agent is used to ensure a rubber to metal bond.
  • Rubber material is mixed to specific Durometer, hardness.
  • Limited Warranty.
  • All mounts are specifically engineered and designed to OE standards using the latest CAD/CAM engineering process ensuring the highest consistency and quality.
  • Only natural and Styrene Butadiene rubber is used to provide premium abrasion resistance and aging stability to ensure maximum life and performance.
  • Any included fasteners are hardened steel with heat treated Grade No. 5 bolts.
  • Chemlock bonding agent is used to ensure a superior rubber-to-metal bond.
  • All Rubber material is manufactured to specific Durometer (hardness) measurements based on vehicle application requirements.
  • Hydraulic Mounts, applicable where OE, are specifically engineered for high vibration and torque applications and are filled with special hydraulic fluid to dampen excess noise and vibration.
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Anchor – Engine Mount (Part No.3588)

Engine Mount

from

$68.99
Product Features:
  • This mount supports the engine and dampens vibration.
  • Natural and SBR rubber provide maximum life and performance.
  • Steel fasteners are heat treated grade 5 bolts.
  • A special bonding agent is used to ensure a rubber to metal bond.
  • Rubber material is mixed to specific Durometer, hardness.
  • Limited Warranty.
  • All mounts are specifically engineered and designed to OE standards using the latest CAD/CAM engineering process ensuring the highest consistency and quality.
  • Only natural and Styrene Butadiene rubber is used to provide premium abrasion resistance and aging stability to ensure maximum life and performance.
  • Any included fasteners are hardened steel with heat treated Grade No. 5 bolts.
  • Chemlock bonding agent is used to ensure a superior rubber-to-metal bond.
  • All Rubber material is manufactured to specific Durometer (hardness) measurements based on vehicle application requirements.
  • Hydraulic Mounts, applicable where OE, are specifically engineered for high vibration and torque applications and are filled with special hydraulic fluid to dampen excess noise and vibration.
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Top Picks for 2020 Chevrolet Silverado 3500 HD Engine Timing Parts

Upgrade Chevrolet Silverado 3500 HDs with top-quality Engine Timing Parts parts, including 4 OEM and aftermarket selections for your 2020 model.

Cloyes Gear – Engine Timing Chain (Part No.9-4205)

Engine Timing Chain

from

$44.49
Since 1921, Cloyes has been the trusted leader in automotive timing systems. Our timing chains are built to synchronize crankshaft and camshaft rotation with absolute accuracy, ensuring precise valve timing and long-term engine performance. Available as stand-alone chains or in complete kits, Cloyes timing chains are manufactured from premium materials, heat-treated, pre-stressed and engineered for a perfect chain-to-sprocket tooth fit – delivering quiet operation, durability, and OE-level performance you can count on. To ensure total timing system integrity, Cloyes recommends replacing the chain along with the tensioners, guides, and sprockets during service. Trusted by professionals for over a century & backed by an industry-leading limited Warranty and technical support.

Product Features:
  • Pre-stressed and heat-treated steel construction for increased strength, and wear resistance, delivering long-term durability even in high-stress environments
  • Cloyes chains are engineered and manufactured with precision pitch control to ensure optimal chain-to-sprocket fit reducing noise, minimizing fatigue, and maintaining accurate timing
  • Designed in the USA and manufactured using premium materials for OE-level fit and function, allowing for smooth installation and reliable performance
  • Each part is extensively tested for function, fitment, and durability to ensure consistent quality and optimal performance, reducing the risk of comebacks
  • Available in application-specific kit or as a stand-alone chain, offering installation flexibility and convenience
  • Backed by Limited Lifetime Warranty and over 100 years in engineering leadership with unmatched technical support and repair confidence in every component
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Cloyes Performance – HIGH PERFORMANCE SET (Part No.9-3678X5Z)

HIGH PERFORMANCE SET

from

$264.99
Cloyes Performance Tensioner Elimination GM LT Engine Timing ¿Z¿ chain det eliminates the factory tensioner while maintaining tunable accurate timing for VVT-equipped LT engines. By removing the factory tensioner, this kit eliminates chain slack and potential failure. The ¿Z¿ chain offers superior strength and durability for VVT LT engines, reducing the risk of chain stretch or fatigue. The combination of Cloyes TRUE¿ Roller ¿Z¿ Chain and precision-machined sprockets ensures a center distance corrected timing drive for extreme performance on VVT-equipped LT engines.

Product Features:
  • Billet 5-keyway crank sprocket for ±4° adjustability with 2 custom diamond-impregnated friction washers for front and thrust hubs. Precision oil pump spline drive for durable, reliable oil pressure delivery.
  • Billet 5-keyway crank sprocket for ▒4░ adjustability with 2 custom diamond-impregnated friction washers for front and thrust hubs. Precision oil pump spline drive for durable, reliable oil pressure delivery.
  • TRUE Roller ¿Z¿ Chain (0.250¿) is Cloyes best chain featuring heat treated and processed links to maximize ultimate breaking strength while remaining ductile for toughness and pre-stressed to increase fatigue life.
  • TRUE Roller ┐Z┐ Chain (0.250┐) is Cloyes best chain featuring heat treated and processed links to maximize ultimate breaking strength while remaining ductile for toughness and pre-stressed to increase fatigue life.
  • Tensioner elimination guide provided to simplify installation and ensure proper lubrication and chain stability.
  • Center distance corrected to eliminate chain slack for accurate tunable VVT phaser operation.
  • Made in Paris, Arkansas, USA: all machined billet parts proudly manufactured in the USA.
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Cloyes Performance – HIGH PERFORMANCE SET (Part No.9-3678X5)

HIGH PERFORMANCE SET

from

$139.99
Cloyes Performance Tensioner Elimination GM LT Engine Timing Set eliminates the factory tensioner while maintaining tunable accurate timing for VVT-equipped LT engines. By removing the factory tensioner, this kit eliminates chain slack and potential failure. The combination of Cloyes TRUE¿ Roller chain, and precision-machined sprockets ensures a center distance corrected timing drive for reliable performance on VVT-equipped LT engines.

Product Features:
  • Billet 5-keyway crank sprocket for ±4° adjustability with 2 custom diamond-impregnated friction washers for front and thrust hubs. Precision oil pump spline drive for durable, reliable oil pressure delivery.
  • Billet 5-keyway crank sprocket for ▒4░ adjustability with 2 custom diamond-impregnated friction washers for front and thrust hubs. Precision oil pump spline drive for durable, reliable oil pressure delivery.
  • Premium Cloyes TRUE¿ roller chain (0.250¿) for reduced friction and smooth operation.
  • Premium Cloyes TRUE┐ roller chain (0.250┐) for reduced friction and smooth operation.
  • Tensioner elimination guide provided to simplify installation and ensure proper lubrication and chain stability.
  • Center distance corrected to eliminate chain slack for accurate tunable VVT phaser operation.
  • Made in Paris, Arkansas, USA: all machined billet parts proudly manufactured in the USA.
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Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S1111)

Engine Timing Crankshaft Sprocket

from

$80.99
Since 1921, Cloyes has been the trusted leader in automotive timing systems. As a critical component of the engine’s timing system, the crankshaft sprockets work in unison with the timing chain, tensioners, guides and other sprockets, to ensure precise timing. Cloyes engine timing crankshaft sprockets are precision-tooled with exact tooth geometry and a perfectly matched bore, off-set and timing index for superior fit, reliability, and long-term performance. To ensure total timing system integrity, Cloyes recommends replacing the chain along with the tensioners, guides, and sprockets during service. Trusted by professionals for over a century & backed by an industry-leading limited Warranty and technical support.

Product Features:
  • Features precision-tooled tooth form, bore, off-set and timing index for superior fit, reliability, and long-term performance in engine timing repairs
  • CAD designed and manufactured using premium materials and heat-treated for OE-level fit and function, allowing for smooth installation and reliable performance
  • Each part is extensively tested for function, fitment, and durability to ensure consistent quality and optimal performance, reducing the risk of comebacks
  • Available in application-specific kit or as a stand-alone product, offering installation flexibility and convenience
  • Backed by Limited Lifetime Warranty and over 100 years in engineering leadership with unmatched technical support and repair confidence in every component
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In-Demand Camshafts for 2020 Chevrolet Silverado 3500 HDs

Select from 6 premium Camshafts parts for your 2020 Chevrolet Silverado 3500 HD, with prices ranging from $22.49 to $45.99.

GM Genuine Parts – Engine Camshaft Position Sensor (Part No.12636947)

Engine Camshaft Position Sensor

from

$45.99
ACDelco GM Original Equipment Engine Camshaft Position Sensors monitor the rotational position of the camshaft(s), and are GM-recommended replacements for your vehicle’s original components. They provide a signal to the engine control module which compares the camshaft position with the crankshaft position to determine ignition and fuel injection timing. These original equipment engine camshaft position sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Helps keep engine timing and fuel injection running in sync
  • Helps provide proper alignment, positioning, and spacing for easy installation
  • Synchronizes engine valves and pistons for excellent engine performance
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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GM Genuine Parts – Engine Camshaft Position Sensor (Part No.12623093)

Engine Camshaft Position Sensor

from

$29.99
ACDelco GM Original Equipment Engine Camshaft Position Sensors monitor the rotational position of the camshaft(s), and are GM-recommended replacements for your vehicle’s original components. They provide a signal to the engine control module which compares the camshaft position with the crankshaft position to determine ignition and fuel injection timing. These original equipment engine camshaft position sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Helps keep engine timing and fuel injection running in sync
  • Helps provide proper alignment, positioning, and spacing for easy installation
  • Synchronizes engine valves and pistons for excellent engine performance
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Felpro – Engine Camshaft Thrust Plate (Part No.ES 73115)

Engine Camshaft Thrust Plate

from

$42.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
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Carquest Premium – Engine Camshaft Position Sensor (Part No.CSA4435)

Engine Camshaft Position Sensor

from

$42.99
Carquest Premium camshaft 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
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Victor Reinz – Engine Camshaft Seal (Part No.71-18369-00)

Engine Camshaft Seal

from

$24.99
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Dorman – Magnetic Camshaft Position Sensor (Part No.962-277)

Magnetic Camshaft Position Sensor

from

$22.49
This engine camshaft 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.

Product Features:
  • Direct replacement – this engine camshaft 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
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Most Sold 2020 Chevrolet Silverado 3500 HD Valve Cover and Cylinder Heads

Explore our best-selling Chevrolet parts for the 2020 Silverado 3500 HD among 5 OEM and aftermarket options starting from $5.99.

Sealed Power – Engine Valve Lifter (Part No.HT-2148A)

Engine Valve Lifter

from

$24.99
Sealed Power® Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
  • New OEM riveted pin retaining design
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GM Genuine Parts – Gen III/IV Lifter Guide (Part No.12595365)

Gen III/IV Lifter Guide

from

$14.99
GM Genuine Parts Engine Valve Lifter Guide are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Felpro – Engine Oil Filler Cap Seal (Part No.73193)

Engine Oil Filler Cap Seal

from

$5.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Felpro – Engine Cylinder Head Bolt Set (Part No.ES 73121)

Engine Cylinder Head Bolt Set

from

$56.99
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
  • Avoid risk associated with re-use of T-T-Y (torque to yield) head bolts
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
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Melling Select Performance – Valve Train Set Up Spring (Part No.VTSS100)

Valve Train Set Up Spring

from

$12.99
Melling Performance valvetrain checking springs feature a low-tension design that allows them to be installed by hand for measuring piston-to-valve clearance, rocker arm ratio, and degreeing in a camshaft.
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FAQs for 2020 Chevrolet Silverado 3500 HD Engine Parts

Which Engine Parts are best-sellers for 2020 Chevrolet Silverado 3500 HDs?

Out of 44 Engine Parts that fit 2020 Chevrolet Silverado 3500 HDs, the following parts are the top sellers:

What’s the price range for 2020 Chevrolet Silverado 3500 HD Engine Parts?

Engine Part prices for the 2020 Chevrolet Silverado 3500 HD start at $0.99 and go up to $689.99 for the most premium parts.

What’s the average price of a Engine Part for a 2020 Chevrolet Silverado 3500 HD?

The average price for Engine Parts for the 2020 Chevrolet Silverado 3500 HD is $73.87. Keep in mind the variety of part types within our Engine Part category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Parts for other Chevrolet Silverado 3500 HD model years?

Yes, we currently carry Engine Parts for 18 model years of Chevrolet Silverado 3500 HDs between 2007 and 2026. Engine Parts are bought most frequently for the following model years: 2023, 2022, 2021, 2019, 2018, 2017, 2016, 2015, and 2014.

What are the cheapest Engine Parts for my 2020 Chevrolet Silverado 3500 HD?

The cheapest 2020 Chevrolet Silverado 3500 HD Engine Parts we carry in stock are:

What types of Engine Parts do you sell for my 2020 Chevrolet Silverado 3500 HD?

Can I get help with 2020 Chevrolet Silverado 3500 HD Engine Part orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Chevrolet Engine Parts and more.

What is your return policy for Chevrolet Silverado 3500 HD Engine Parts?

Advance Auto Parts keeps returns simple. For new Chevrolet Silverado 3500 HD Engine Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.