2003 Chevrolet Impala Engine Timing Parts

Please Select your Vehicle to See Exact Fit Parts

Keep Your 2003 Chevrolet Impala in Top Shape with Quality Engine Timing Parts

Whether you’re repairing or upgrading your Engine Timing Part, using high-quality parts is key to keeping your 2003 Chevrolet Impala looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Timing Cam Gears, Engine Timing Chain Kits, and Timing Covers. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Engine Timing Parts from Trusted Brands

Looking for a reliable Engine Timing Part? We’ve got you covered with options from brands you know and trust like Dorman and National. For example, Dorman Engine Timing Parts start at just $18.99 with an average 4.2 star rating. National offer similar pricing and quality, backed by strong customer feedback. With over 7 reviews and a solid 5 star average, you can shop with confidence knowing other Chevrolet Impala owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2003 Chevrolet Impala Engine Timing Part at Advance Auto Parts is around $83.25, with a range that starts at $12.99 and goes up to $411.99. With 24 options in stock from 9 trusted brands, finding the right fit is easy. Popular picks like Engine Harmonic Balancer Kit, Engine Timing Chain Kit, and Timing Cover Kit start at just $28.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Engine Timing Part, don’t forget to check out other key components like Engine Gaskets and Seals and Engine Switches, Sensors and Relays. At Advance Auto Parts, we’re here to help you keep your 2003 Chevrolet Impala in peak condition, inside and out.

Essential 2003 Chevrolet Impala Engine Timing Parts

Cloyes Gear – Engine Timing Camshaft Sprocket (Part No.S394)

Engine Timing Camshaft Sprocket

from

$19.99
Sprocket Made From High Alloy Material. Features Precision Tooth Form To Assure Proper Chain Engagement, And Is Balanced For Proper Timing.

Product Features:
  • Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain sprockets offer reliability and dependability for engine rebuilds and typical replacement jobs
  • 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
  • CAD designed and manufactured using premium materials
  • Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Refer to our online catalog for detailed application-specific information
See More

Carquest Premium – Engine Variable Valve Timing (VVT) Sprocket (Part No.VVC1529)

Engine Variable Valve Timing (VVT) Sprocket

from

$157.99
The variable valve timing (VVT) system allows the engine control module (ECM) to regulate the intake and exhaust valve phase angle providing the most optimal engine volumetric efficiency under all engine operating condition to control tailpipe emissions and engine efficiency. Variable valve timing is an emission control device and although there are various methods of operation, the typical device is regulated by oil control valves, actuator solenoids and camshaft phasers.

Product Features:
  • Precision-wound coated copper windings increase product durability and life cycle.
  • Hard-coated and anodized spool valve to prevent corrosion and increase service life.
  • Threaded mounting bolt, hardware, and/or gaskets where applicable for easy installation.
  • Thermoplastic that is resistant to high temperatures, moisture, and chemicals.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure product reliability, every time.
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
See More

INA US – Engine Balance Shaft Sprocket (Part No.ZS-S855)

Engine Balance Shaft Sprocket

from

$51.99
INA Timing Gear/sprockets are designed to meet or exceed OE quality and performance. INA Sprockets/Gears are made from the highest quality Powdered Metal, Steel, or Cast Iron and Heat Treated to exact hardness specifications. .

Product Features:
See More

Cloyes Gear – Engine Balance Shaft Sprocket (Part No.S853)

Engine Balance Shaft Sprocket

from

$41.99
Sprocket Made From High Alloy Material. Features Precision Tooth Form To Assure Proper Chain Engagement, And Is Balanced For Proper Timing.

Product Features:
  • Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain sprockets offer reliability and dependability for engine rebuilds and typical replacement jobs
  • 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
  • CAD designed and manufactured using premium materials
  • Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Refer to our online catalog for detailed application-specific information
See More

Cloyes Performance – High Performance Timing Set (Part No.9-3500TX9)

High Performance Timing Set

from

$99.99
Billet Camshaft Sprocket for Superior Street Performance. Billet Crankshaft Sprocket Has Nine Keyways for +/- 8 Degrees Adjustability. Crankshaft Sprocket Heat Treated for Durability. Seamless TRUE Roller 0.250″ Roller Diameter Chain for Reduced Friction. Includes Captured Needle Camshaft Sprocket Thrust Bearing to Minimize Block Thrust Surface Friction. 100% USA Made

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.
See More

Cloyes Performance – High Performance Timing Set (Part No.9-3600TX9Z)

High Performance Timing Set

from

$209.99
Billet Crankshaft Sprocket Has Nine Keyways for +/- 8 Degrees Adjustability. Both Billet Steel Sprockets are Heat Treated for Durability. TRUE Roller 0.250″ Roller Diameter “Z” Chain for Reduced Friction. “Z” Chain Approximately 33% Overall Increased Strength Over the Standard High Performance Chain. “Z” Chain Featuring a Press Fit Center Link design that Increases Load Distribution with Heat Treated and Processed Links to Maximize Ultimate Breaking Strength while Remaining Ductile for Toughness.

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.
See More

Dorman – Rubber Expansion Plug 1-3/8" – Size Range 1-3/8" – 1-1/2" (Sold by each) (Part No.570-008)

Rubber Expansion Plug 1-3/8" - Size Range 1-3/8" - 1-1/2" (Sold by each)

from

$18.99
This engine expansion plug 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 expansion plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or 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
See More

Cloyes Performance – High Performance Timing Chain (Part No.9-146)

High Performance Timing Chain

from

$20.99
Street Performance 3/8″ Pitch Double Roller Replacement True Roller Chain. Seamless 0.250″ Roller Diameter. Heat Treated and Processed Links to Maximize Breaking Strength while Remaining Ductile for Toughness. Prestressed to Increase Fatigue Life. USA Made.

Product Features:
  • A timing chain synchronizes the rotation of the crankshaft and camshaft(s), ensuring proper timing of the engines valve events for each cylinder
  • Our chains are engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
  • From stock replacement to high performance, Cloyes has the most complete timing chain catalog
  • 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 recommends 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
  • Refer to our online catalog for detailed application-specific information
  • Keep your engines valvetrain in perfect time with Cloyes, the world leader in timing drive systems
See More

Cloyes Performance – High Performance Timing Chain (Part No.9-131Z)

High Performance Timing Chain

from

$133.99
Premium High Performance 3/8″ Pitch Double Roller Replacement TRUE Roller “Z” Chain. 0.250″ Roller Diameter. Approximately 33% Overall Increased Strength Over the Standard High Performance Chain. Featuring a Press Fit Center Link design that Increases Load Distribution. Heat Treated and Processed Links to Maximize Ultimate Breaking Strength while Remaining Ductile for Toughness. Pre-stressed to Increase Fatigue Life.

Product Features:
  • A timing chain synchronizes the rotation of the crankshaft and camshaft(s), ensuring proper timing of the engines valve events for each cylinder
  • Our chains are engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
  • From stock replacement to high performance, Cloyes has the most complete timing chain catalog
  • 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 recommends 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
  • Refer to our online catalog for detailed application-specific information
  • Keep your engines valvetrain in perfect time with Cloyes, the world leader in timing drive systems
See More

Cloyes Performance – High Performance Timing Chain (Part No.9-145)

High Performance Timing Chain

from

$19.99
Street Performance 3/8″ Pitch Double Roller Replacement True Roller Chain. Seamless 0.250″ Roller Diameter. Heat Treated and Processed Links to Maximize Breaking Strength while Remaining Ductile for Toughness. Prestressed to Increase Fatigue Life. USA Made.

Product Features:
  • A timing chain synchronizes the rotation of the crankshaft and camshaft(s), ensuring proper timing of the engines valve events for each cylinder
  • Our chains are engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
  • From stock replacement to high performance, Cloyes has the most complete timing chain catalog
  • 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 recommends 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
  • Refer to our online catalog for detailed application-specific information
  • Keep your engines valvetrain in perfect time with Cloyes, the world leader in timing drive systems
See More

Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S323)

Engine Timing Crankshaft Sprocket

from

$4.29
Sprocket Made From High Alloy Material. Sprocket Teeth Are Heat Treated. Precision Tooth Form To Assure Proper Chain Engagement, And Precise Keyway To Tooth Timing.

Product Features:
  • Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain sprockets offer reliability and dependability for engine rebuilds and typical replacement jobs
  • 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
  • CAD designed and manufactured using premium materials
  • Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Refer to our online catalog for detailed application-specific information
See More

Cloyes Gear – Engine Timing Crankshaft Gear (Part No.2537)

Engine Timing Crankshaft Gear

from

$17.99
Gear Made From High Alloy Material. Features “Helical” Tooth Form For Quiet Operation, And Precision Machined Bore For True Fit.”

Product Features:
  • Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain gears offer reliability and dependability for engine rebuilds and typical replacement jobs
  • Helical tooth form for quiet operation and precision machined bore for true fit
  • CAD designed and manufactured using premium materials to ensure optimal performance
  • Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Refer to our online catalog for detailed application-specific information
See More

Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S797)

Engine Timing Crankshaft Sprocket

from

$19.99
Sprocket Made From High Alloy Material. Sprocket Teeth Are Heat Treated. Precision Tooth Form To Assure Proper Chain Engagement, And Precise Keyway To Tooth Timing.

Product Features:
  • Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain sprockets offer reliability and dependability for engine rebuilds and typical replacement jobs
  • 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
  • CAD designed and manufactured using premium materials
  • Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Refer to our online catalog for detailed application-specific information
See More

Spectre – Timing Cover Comp Kit (Part No.42353)

Timing Cover Comp Kit

from

$25.99
Spectre’s Chevy short block timing chain cover kit is designed to protect engine components like timing gears and the timing chain. This kit features a triple chrome plated steel construction and includes a pre-installed seal, base gasket, (10) 12-point screws and a 12 point socket. This timing cover kit is engineered for optimum fit and function and it is designed to fit Chevy 265-400 short block engines.

Product Features:
  • Fits Small Black Chevrolet 265-400 Engines
  • Triple chrome plated
  • Steel construction
  • Includes pre-installed seal, gasket, (10) 12-point bolts and a 12 point socket
  • OEM fit & function
  • Spectre timing tab 4236 or 4237 is recommended
See More

Cloyes Performance – Engine Timing Cover (Part No.9-229)

Engine Timing Cover

from

$222.99
QUICK BUTTON Aluminum Two-Piece Timing Cover for Most Timing Chain Systems (Excluding QUICK ADJUST). Includes Fully Rollerized Endplay Adjustable Cam Button. A Perfect Compliment to Your HEX-A-JUST Timing Set for Easy Access Camshaft Timing Adjustments.

Product Features:
  • QUICK BUTTON Aluminum Two-Piece Timing Cover for Most Timing Chain Systems (Excluding QUICK ADJUST)
  • Includes Fully Rollerized Endplay Adjustable Cam Button
  • A Perfect Complement to Your HEX-A-JUST Timing Set for Easy Access Camshaft Timing Adjustments.
See More

Cloyes Performance – Quick Button Two-piece Timing Cover (Part No.9-221)

Quick Button Two-piece Timing Cover

from

$229.99
QUICK BUTTON Aluminum Two-Piece Timing Cover for Most Timing Chain Systems (Excluding QUICK ADJUST). Includes Fully Rollerized Endplay Adjustable Cam Button. A Perfect Compliment to Your HEX-A-JUST Timing Set for Easy Access Camshaft Timing Adjustments.

Product Features:
  • QUICK BUTTON Aluminum Two-Piece Timing Cover for Most Timing Chain Systems (Excluding QUICK ADJUST)
  • Includes Fully Rollerized Endplay Adjustable Cam Button
  • A Perfect Complement to Your HEX-A-JUST Timing Set for Easy Access Camshaft Timing Adjustments.
See More

Cloyes Gear – Engine Timing Damper (Part No.9-5388)

Engine Timing Damper

from

$17.99
Meets or exceeds OEM performance requirements. Cloyes utilizes the latest in design And material technology, ensuring quiet And maintenance-free experience.

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
  • CAD designed and manufactured using premium materials
  • Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Meet or exceed OEM performance requirements
  • Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience
See More

Cloyes Gear – Engine Timing Damper (Part No.9-5045)

Engine Timing Damper

from

$11.29
Meets or exceeds OEM performance requirements. Cloyes utilizes the latest in design And material technology, ensuring quiet And maintenance-free experience.

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
  • CAD designed and manufactured using premium materials
  • Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Meet or exceed OEM performance requirements
  • Utilizes the latest in design and material technology, ensuring a quiet and maintenance-free experience
See More

Carquest Premium – Chain Tensioner Damper (Part No.7344)

Chain Tensioner Damper

from

$17.49
Advance Auto Parts is proud to carry this part with the best fitment and performance requirements for this application, from the highest quality timing component vendor.

Product Features:
  • The part is precision machined with high grade material for greater durability
  • Maintains excellent chain or belt tension
  • Meets or exceeds O.E.M. performance
  • Part is quality inspected and tested
See More

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

Engine Timing Chain Kit

from

$119.99
Since 1921, Cloyes has been the trusted leader in automotive timing systems delivering premium-quality solutions. Cloyes engine timing chain kits are engineered for precision, durability, and optimal engine performance. Kits include all chains, sprockets, tensioners, chain guides, and chain tensioner guides – respective to application and kit selection. To ensure total timing system integrity, Cloyes recommends replacing all engine timing components. Trusted by professionals for over a century & backed by an industry-leading warranty and technical support.

Product Features:
  • Cloyes chains are pre-stressed and heat-treated.
  • Engineered and manufactured with precision pitch control to ensure optimal chain-to-sprocket fit reducing noise, minimizing fatigue, maintaining accurate timing and delivering long-term durability.
  • Sprockets are CAD designed, manufactured using premium material and heat-treated.
  • Featuring precision-tooled tooth form, bore, off-set and timing index for superior fit, reliability, and long-term performance in engine timing repairs.
  • Timing chain tensioners can use spring tension or hydraulic pressure to properly tension the chain.
  • All are CAD designed and manufactured using premium materials allowing for smooth installation and reliable performance.
  • Chain guides serve as a guide (or track) for the timing chain and either apply tension to the system or simply give it a path, connecting crankshaft and camshaft ensuring proper alignment and timing.
  • CAD designed and manufactured using premium materials, guides use the latest in design and material technology ensuring quiet operation and durability.
  • All timing components 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.
  • Backed by Limited and over 100 years of engineering leadership with unmatched technical support and repair confidence in every kit.
See More

Dayco – Timing Chain Kit, 13 Piece Set, With VVT Sprockets And Solenoids (Part No.KTC1341)

Timing Chain Kit, 13 Piece Set, With VVT Sprockets And Solenoids

from

$459.99
With the backing of an industry-leading two year or 60,000 mile parts and labor warranty, each Dayco timing chain kit includes top-grade timing chains, precision machined crank sprockets and cam sprockets, tensioners, high-grade plastic guides, seals and VVT solenoids and cam phasers if the application calls for it.

Product Features:
  • High quality chains prevent stretch for the life of the kit, addressing the no. 1 replacement issue
  • Precision machined sprockets for exact timing
  • High-grade plastic guides use same material as OE for excellent wear resistance
  • Contains: Variable Valve Sprocket (2), Gear Oiler, Valve Timing Solenoid (2), Crankshaft Sprocket, Timing Chain, Chain Tensioner, Tensioner Guide, Chain Guide (2)
See More

Dayco – Timing Chain Kit, 3 Piece Set, Sprockets And Chain (Part No.KTC1429)

Timing Chain Kit, 3 Piece Set, Sprockets And Chain

from

$131.99
With the backing of an industry-leading two year or 60,000 mile parts and labor warranty, each Dayco timing chain kit includes top-grade timing chains, precision machined crank sprockets and cam sprockets, tensioners, high-grade plastic guides, seals and VVT solenoids and cam phasers if the application calls for it.

Product Features:
  • High quality chains prevent stretch for the life of the kit, addressing the no. 1 replacement issue
  • Precision machined sprockets for exact timing
  • High-grade plastic guides use same material as OE for excellent wear resistance
  • Contains: Camshaft Sprocket, Crankshaft Sprocket, Timing Chain
See More

Victor Reinz – Engine Timing Cover Seal (Part No.19-10358-01)

Engine Timing Cover Seal

from

$33.99
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.
  • Dana engineering-approved for fit, form and function
  • Meets or exceeds OE specifications
See More

National – Engine Crankshaft Seal (Part No.472082)

Engine Crankshaft Seal

from

$17.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 225 Deg. F / -40 Deg. C to 107 Deg. C
  • Good low temperature capability
  • Low swell in hydrocarbon fluids
  • Delivers quality and reliable performance for every type of repair
See More

Schaeffler – General Seal (Part No.SS2784)

General Seal

from

$12.99
Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
See More

National – Engine Harmonic Balancer Kit (Part No.5000)

Engine Harmonic Balancer Kit

from

$28.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Includes timing cover seal and harmonic balancer sleeve
  • Solves the oil leaking around timing cover seal
  • Made of stainless steel
  • Takes up gaps caused by worn-out harmonic balancer shafts
See More

Most Popular Timing Cam Gears for 2003 Chevrolet Impalas

Enhance your 2003 Chevrolet Impala with one of the 2 Timing Cam Gears we have in stock, starting at just $34.99.

Cloyes Gear – Engine Timing Camshaft Sprocket (Part No.S848T)

Engine Timing Camshaft Sprocket

from

$38.99
Sprocket Made From High Alloy Material. Features Precision Tooth Form To Assure Proper Chain Engagement, And Is Balanced For Proper Timing.

Product Features:
  • Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain sprockets offer reliability and dependability for engine rebuilds and typical replacement jobs
  • 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
  • CAD designed and manufactured using premium materials
  • Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Refer to our online catalog for detailed application-specific information
See More

Cloyes Gear – Engine Timing Camshaft Sprocket (Part No.S810T)

Engine Timing Camshaft Sprocket

from

$34.99
Sprocket Made From High Alloy Material. Features Precision Tooth Form To Assure Proper Chain Engagement, And Is Balanced For Proper Timing.

Product Features:
  • Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain sprockets offer reliability and dependability for engine rebuilds and typical replacement jobs
  • 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
  • CAD designed and manufactured using premium materials
  • Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Refer to our online catalog for detailed application-specific information
See More

Best-Selling 2003 Chevrolet Impala Engine Timing Chain Kits

Upgrade your Impala with one of our 5 best-selling Engine Timing Chain Kits.

Cloyes Gear – Engine Timing Chain Kit (Part No.9-0381SA)

Engine Timing Chain Kit

from

$93.99
Since 1921, Cloyes has been the trusted leader in automotive timing systems delivering premium-quality solutions. Cloyes engine timing chain kits are engineered for precision, durability, and optimal engine performance. Kits include all chains, sprockets, tensioners, chain guides, and chain tensioner guides – respective to application and kit selection. To ensure total timing system integrity, Cloyes recommends replacing all engine timing components. Trusted by professionals for over a century & backed by an industry-leading warranty and technical support.

Product Features:
  • Cloyes chains are pre-stressed and heat-treated.
  • Engineered and manufactured with precision pitch control to ensure optimal chain-to-sprocket fit reducing noise, minimizing fatigue, maintaining accurate timing and delivering long-term durability.
  • Sprockets are CAD designed, manufactured using premium material and heat-treated.
  • Featuring precision-tooled tooth form, bore, off-set and timing index for superior fit, reliability, and long-term performance in engine timing repairs.
  • Timing chain tensioners can use spring tension or hydraulic pressure to properly tension the chain.
  • All are CAD designed and manufactured using premium materials allowing for smooth installation and reliable performance.
  • Chain guides serve as a guide (or track) for the timing chain and either apply tension to the system or simply give it a path, connecting crankshaft and camshaft ensuring proper alignment and timing.
  • CAD designed and manufactured using premium materials, guides use the latest in design and material technology ensuring quiet operation and durability.
  • All timing components 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.
  • Backed by Limited and over 100 years of engineering leadership with unmatched technical support and repair confidence in every kit.
See More

INA US – Engine Timing Chain Kit (Part No.ZC-9-0700S)

Engine Timing Chain Kit

from

$202.99
INA timing chain kits include all essential components to ensure that the repair is done right the first time. Each kit contains all necessary chains, tensioners, and guides. In certain applications the kit also contains the necessary gears and sprockets, along with a specially formulated, high performance, chain additive uniquely made for Schaeffler by Liqui Moly. The chain additive helps reduce friction during the break in period and reduces run-in wear by up to twenty percent.

Product Features:
  • Meets or exceeds OE standards, ensuring compatibility and performance that adhere to industry benchmarks.
  • Our timing chain kits include all essential components needed for engine timing system maintenance, saving you time and hassle.
  • Eliminates the need to search for individual parts, streamlining the repair process.
  • Each component is engineered for precise fit and function, ensuring reliable timing and efficient engine operation.
  • Backed by Schaeffler commitment to quality and reliability, Schaeffler timing chain kits provide confidence and peace of mind for drivers.
See More

INA US – ENGINE TIMING SET (Part No.ZC-9-0381SA)

ENGINE TIMING SET

from

$141.99
ENGINE TIMING SET

Dayco – Timing Chain Kit, 4 Piece Set, Chain, Sprockets And Tensioner (Part No.KTC1459)

Timing Chain Kit, 4 Piece Set, Chain, Sprockets And Tensioner

from

$141.99
With the backing of an industry-leading two year or 60,000 mile parts and labor warranty, each Dayco timing chain kit includes top-grade timing chains, precision machined crank sprockets and cam sprockets, tensioners, high-grade plastic guides, seals and VVT solenoids and cam phasers if the application calls for it.

Product Features:
  • High quality chains prevent stretch for the life of the kit, addressing the no. 1 replacement issue
  • Precision machined sprockets for exact timing
  • High-grade plastic guides use same material as OE for excellent wear resistance
  • Contains: Camshaft Sprocket, Crankshaft Sprocket, Timing Chain, Chain Tensioner
See More

Dayco – Timing Chain Kit, 4 Piece Set, Chain, Sprockets And Tensioner (Part No.KTC1105)

Timing Chain Kit, 4 Piece Set, Chain, Sprockets And Tensioner

from

$86.99
With the backing of an industry-leading two year or 60,000 mile parts and labor warranty, each Dayco timing chain kit includes top-grade timing chains, precision machined crank sprockets and cam sprockets, tensioners, high-grade plastic guides, seals and VVT solenoids and cam phasers if the application calls for it.

Product Features:
  • High quality chains prevent stretch for the life of the kit, addressing the no. 1 replacement issue
  • Precision machined sprockets for exact timing
  • High-grade plastic guides use same material as OE for excellent wear resistance
  • Contains: Camshaft Sprocket, Crankshaft Sprocket, Timing Chain, Chain Tensioner
See More

Top-Quality Timing Covers for 2003 Chevrolet Impalas

Choose a high-quality OEM or aftermarket Timing Cover for Chevrolet Impalas and enjoy top-notch performance from $411.99.

Dorman – Timing Cover Kit (Part No.635-516)

Timing Cover Kit

from

$411.99
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.

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
See More

Our Top Pick for a 2003 Chevrolet Impala Timing Set

Invest in a durable Timing Set for your 2003 Chevrolet, knowing you’re getting trusted brands and expert craftsmanship.

Cloyes Gear – Engine Timing Set (Part No.C-3221)

Engine Timing Set

from

$125.99
Sprockets Are Made From High Alloy Steel, and Heat-Treated For Durability. Chain Is Pre-Stressed and Heat-Treated For Longevity. SET INCLUDES: S848T Engine Timing Camshaft Sprocket (1 EA), S847 Engine Timing Crankshaft Sprocket (1 EA), C700 Engine Timing Chain (1 EA).

Product Features:
  • Utilizes the latest in design and technology to offer complete chain sets
  • CAD designed and manufactured using premium materials
  • Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Utilizes the latest in design and technology to offer complete chain sets
  • Refer to our online catalog for detailed application-specific information
See More

Top-Rated Timing Cover Seals for 2003 Chevrolet Impalas

Make a smart move for your 2003 Chevrolet Impala with products all priced from $12.99 to $46.99.

National – Engine Harmonic Balancer Repair Sleeve (Part No.88176)

Engine Harmonic Balancer Repair Sleeve

from

$18.79
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Made of stainless steel
  • Designed to prevent timing cover seal leaks
  • Takes up gaps caused by worn-out harmonic balancer shafts
See More

MAHLE Original – Engine Timing Cover Seal (Part No.65022)

Engine Timing Cover Seal

from

$15.99
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
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • 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
See More

National – Shaft Repair Sleeve (Part No.99176)

Shaft Repair Sleeve

from

$46.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
See More

Victor Reinz – Engine Timing Cover Seal (Part No.19-10358-01)

Engine Timing Cover Seal

from

$33.99
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.
  • Dana engineering-approved for fit, form and function
  • Meets or exceeds OE specifications
See More

Schaeffler – General Seal (Part No.SS2784)

General Seal

from

$12.99
Our wheel seals are engineered using only the highest-quality materials to meet vehicle manufacturer specificatons. We work with suppliers to design seals that meet FAG’s quality standards. Seals are designed to protect wheel end components from contamination – such as dirt, dust, and moisture – and prevent the loss of grease over the life of the bearing. The specifications for wheel seals are very demanding, and the type required depends on the specific application, position and vehicle class.

Product Features:
  • High-precision and High-quality components used in all KITs
  • Coverage of classic and new high-tech solutions for the best system coverage
See More

Top-Rated Engine Timing Part Brands For Your 2003 Chevrolet Impala

When it comes to finding the perfect Engine Timing Part for your 2003 Chevrolet Impala, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 9 trusted brands. We carry the most popular Engine Timing Part brands including National and Dorman, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $18.79. Purchasing a Engine Timing Part from us here at Advance Auto Parts is a smart move for both you and your 2003 Chevrolet Impala, providing peace of mind with parts that meet or exceed OEM standards.

Popular National 2003 Chevrolet Impala Engine Timing Parts

If you’re looking for a top-quality Engine Timing Part for your 2003 Chevrolet Impala, Advance Auto Parts has exactly what you need with our selection of National Engine Timing Parts. We have 1 National Engine Timing Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $18.79, you’ll find the perfect Engine Timing Part for your needs and budget. National Engine Timing Parts for the 2003 Chevrolet Impala come highly rated, with over 5 customer reviews and an impressive average rating of 4.3 stars. Choosing a National Engine Timing Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Engine Harmonic Balancer Repair Sleeve
from $18.79
(5)
Engine Harmonic Balancer Repair Sleeve
“Simple device. Durable. Easy to install”

Top-Quality Dorman 2003 Chevrolet Impala Engine Timing Parts

For those in search of a high-quality Engine Timing Part for their 2003 Chevrolet Impala, Advance Auto Parts offers a great selection of Dorman Engine Timing Parts. With 1 Dorman Engine Timing Parts in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Engine Timing Parts start at just $18.99, giving you a range of options to suit your budget. Backed by over 2 customer ratings and an average rating of 4.2 stars, Dorman Engine Timing Parts provide both reliability and excellent performance. Choosing a Dorman Engine Timing Part from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Rubber Expansion Plug 1-3/8" - Size Range 1-3/8" - 1-1/2" (Sold by each)
from $18.99
(2)
Rubber Expansion Plug 1-3/8" – Size Range 1-3/8" – 1-1/2" (Sold by each)
“These worked great for making a skidoo secondary clutch tool.”

FAQs for 2003 Chevrolet Impala Engine Timing Parts

What are the best-selling Engine Timing Parts for 2003 Chevrolet Impalas?

Out of 24 Engine Timing Parts that fit 2003 Chevrolet Impalas, the following parts are the top sellers:

What’s the price range for 2003 Chevrolet Impala Engine Timing Parts?

The prices of Engine Timing Parts for the 2003 Chevrolet Impala range from $12.99 up to $411.99 for the most premium parts.

What is the average price of an Engine Timing Part for a 2003 Chevrolet Impala?

The average price for Engine Timing Parts for the 2003 Chevrolet Impala is $83.25. Keep in mind the variety of part types within our Engine Timing Part category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Timing Parts for other Chevrolet Impala model years?

Yes, we carry Engine Timing Parts for 50 model years of Chevrolet Impalas between 1958 and 2020. The following model years are the most popular for Engine Timing Part purchases: 2020, 2019, 2018, 2017, 2016, 2015, 2014, 2013, and 2012.

What are the cheapest Engine Timing Parts for my 2003 Chevrolet Impala?

The cheapest 2003 Chevrolet Impala Engine Timing Parts we carry are:

Does Advance Auto Parts sell Engine Timing Parts for any other 2003 Chevrolet models?

Yes. We stock Engine Timing Parts for 31 other popular 2003 Chevrolet models. Some of the most popular are 2003 Tahoe Engine Timing Parts, 2003 Silverado 1500 Engine Timing Parts, 2003 Malibu Engine Timing Parts, 2003 Suburban 1500 Engine Timing Parts, and 2003 Monte Carlo Engine Timing Parts.

What types of Engine Timing Parts do you sell for my 2003 Chevrolet Impala?

As of 6/2/26, these are some of the most in-demand types of Engine Timing Parts for a 2003 Chevrolet Impala:

Can I get help with 2003 Chevrolet Impala Engine Timing 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 Timing Parts and more.

What is your return policy for Chevrolet Impala Engine Timing Parts?

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