2003 Chevrolet Blazer Engine Parts

Essential 2003 Chevrolet Blazer Engine Parts

Melling – Stock Replacement Oil Pump Shaft Guide (Part No.M-55005)

Stock Replacement Oil Pump Shaft Guide

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$2.99
Several Melling oil pump applications require the use of an oil pump shaft guide. Melling provides high quality shaft guides for specific pump applications. An oil pump shaft guide is necessary to connect the oil pump drive shaft to the intermediate drive shaft. Melling recommends installing a new oil pump shaft guide when it is needed.

Product Features:
  • Manufactured from high quality nylon for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
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ACDelco – GM Original Equipment Engine Cover Gasket (Part No.A8009568956ACD)

GM Original Equipment Engine Cover Gasket

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$11.76
The ACDelco GM Original Equipment Engine Cover Gasket is a GM-recommended replacement component that provides the same performance, durability, and service life as your factory original equipment.

Product Features:
  • 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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Cloyes Performance – High Performance Timing Chain (Part No.9-145)

High Performance Timing Chain

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$17.99
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
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Dorman – Engine Oil Filler Tube (Part No.917-412)

Engine Oil Filler Tube

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$14.99
This engine oil filler tube is designed to match the fit and function of the original tube on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this engine oil filler tube is designed to match the fit and function of the original tube on specified vehicles
  • Restores functionality – reliable replacement for an original tube that has failed due to fatigue and corrosion
  • 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
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Dorman – Engine Oil Drain Plug Gasket (Part No.A6120205779DOR)

Engine Oil Drain Plug Gasket

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$5.31
Dorman’s Engine Oil Drain Plug Gaskets are conveniently available in packs of varying quantities. Many styles are offered, including Copper, Aluminum, Nylon, Metal/Rubber, Inset, Fiber and Crush gaskets. Replacement is recommended at every oil change. Oil filter caps are available separately.

Product Features:
  • Direct replacement gaskets and some universal gaskets available. Proper fit with the drain plug ensures a tight seal.
  • Gaskets are also included with many of Dorman’s Engine Oil Drain Plugs and Pans
  • Made to specific sizes and standards to ensure a proper fit
  • Designed and constructed to strict engineering quality standards
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Mr. Gasket – Oilpan (Part No.7606G)

Oilpan

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$197.99
Designed for most big block Chevrolet applications, the low profile sump design allows increased oil capacity without restricting ground clearance. Specially designed internal trap door baffling, combined with custom oil pump pick-ups, keep oil pressure fluctuation to a minimum. These oil pan measure 8-1/4 inch deep from the top side rail to bottom sump, and feature bright orange paint finish. For both street and racing applications. Oil pan capacity is 6 quarts.

Product Features:
  • Additional oil capacity – 6 Quarts
  • Superior oil control due to internal trap door baffle
  • Good ground clearance
  • Prepainted bright orange
  • Depth of Oil Pan: 8-1/4″
  • Width of Oil Pan: 8-3/8″
  • Length of Oil Pan: 22-3/4″
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Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 72526)

Engine Valve Stem Oil Seal Set

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$21.49
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:
  • RIGHT TYPE — Valve stem seals designs are application-specific for the repair occasion using either deflector (umbrella) seals, O-ring style or positive seals
  • QUALITY MATERIALS — Each valve stem seal features materials based on the specific application for your vehicle repair
  • ENGINEERING EXPERTISE — Parts are reviewed, validated and approved by Fel-Pro engineers through rigorous research, development and testing
  • INSTALLATION AID — Installation tool included to protect inner lip of seal from damage during seal installation
  • COVERAGE — Available for domestic and foreign nameplate vehicles
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ACDelco – Original Equipment Crankshaft Pulley (Part No.A2080202265ACD)

Original Equipment Crankshaft Pulley

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$52.57
The ACDelco Crankshaft Pulley is a direct fit OEM replacement that contains the same high quality craftsmanship as the original equipment manufacturer.

Product Features:
  • Original Equipment Supplier validated by GM Engineering, which assures proper form, fit and function
  • Precision machined belt and seal surfaces
  • Dynamically computer balanced
  • Durable long life performance
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Carquest Premium – Engine Oil Filler Cap: 10066, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10066)

Engine Oil Filler Cap: 10066, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack

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$5.49
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.

Product Features:
  • Provides proper seal to ensure leak prevention
  • Stops engine blow by
  • High quality construction
  • Meets all OEM specifications
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Sealed Power – Engine Crankshaft Main Bearing Set (Part No.7122MA 20)

Engine Crankshaft Main Bearing Set

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$64.99
Sealed Power® parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Oversize flange
  • Meets or exceeds OEM specifications
  • Meets or exceeds OEM specifications
  • Made with silicon to provide greater surface hardness
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Sealed Power – Engine Gasket Set (Part No.260-1619)

Engine Gasket Set

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$124.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Each 260 gasket set includes Fel-Pro½ gaskets (# 1 brand of gaskets)
  • Provides the exact gaskets the application requires.
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
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Melling – Stock Replacement Oil Pump Screen (Part No.221S)

Stock Replacement Oil Pump Screen

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$20.49
A new Melling pick-up tube/oil screen assembly provides the lubrication oil as well as protection for your oil pump from materials that find their way into the engine oil supply system. Contaminates enter your oil system via engine ware, extended time between oil changes and other internal engine sources. These contaminates can interfere with the proper oil flow and pressure spring functions resulting in engine damage and/or failure. Melling suggests that a new properly installed oil pump pick-up tube/screen be a part of every oil pump installation. Several Melling oil pump applications are offered with an oil screen included.

Product Features:
  • Manufactured from high quality durable materials for long wear
  • Precision engineering protects the engine from dirt and contaminants
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
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Sealed Power – Engine Connecting Rod Bearing Set (Part No.8-2555A)

Engine Connecting Rod Bearing Set

from

$76.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Dramatically reduces or eliminates bearing wear
  • Made with silicon to provide greater surface hardness
  • Silicon particles help polish crankshaft journal to further reduce wear during operation
  • Utilizes ISO & QS certified manufacturing
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Felpro – Engine Cylinder Head Bolt Set (Part No.ES 72724)

Engine Cylinder Head Bolt Set

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$31.49
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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Corteco – Crankshaft Seal (Part No.A8060134814CFW)

Crankshaft Seal

from

$24.36
Crankshaft Seal

Edelbrock – Performer-Plus Hydraulic Flat Tappet Lifters (Part No.9738)

Performer-Plus Hydraulic Flat Tappet Lifters

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$127.99
Product Features:
  • Replacement Lifters For Performer Cam
  • 50 State Legal
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Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S505)

Engine Timing Crankshaft Sprocket

from

$20.99
Along with the timing chain, tensioners, and guides, sprockets are an integral component within the timing system. Timing gears and sprockets are available as part of complete timing kits as well as for individual purchase and installation

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
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Felpro – Engine Conversion Gasket Set (Part No.CS 8510)

Engine Conversion Gasket Set

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$57.99
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:
  • Conversion Sets (CS) provide every gasket for lower engine work – add a Head Set (HS) for complete engine overhaul work
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
  • Includes all the parts necessary to complete the repair unless otherwise noted
  • Includes all the parts necessary to complete the repair unless otherwise noted
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Dorman – Help – Oil Cooler Line Gasket Assortment (Part No.66201)

Oil Cooler Line Gasket Assortment

from

$14.49
This oil cooler gasket is designed to match the fit and function of the original gasket on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this oil cooler gasket is designed to match the fit and function of the original gasket on specified vehicles
  • Restores functionality – this gasket is made to fit and fully restore part functionality after the original gasket fails
  • 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
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National – Multi Purpose Seal (Part No.472397)

Multi Purpose Seal

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$7.49
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:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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National – Shaft Repair Sleeve (Part No.99364)

Shaft Repair Sleeve

from

$48.99
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
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
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Sealed Power – Oil Pump (Part No.224-43469V)

Oil Pump

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$69.99
Speed-Pro delivers the power you need and the value and quality that you deserve. Whether you are running at the track, chasing trophies on the strip, or just cruising down the road, count on Speed-Pro to provide the best value in HP engine components

Product Features:
  • High volume oil pump
  • 25% Additional volume of oil
  • Inlet: 3/4″
  • Use with steel guide
  • Application-specific design for perfect fit and correct operation
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ACDelco – Valve Cover Gasket (Part No.A8030547464ACD)

Valve Cover Gasket

from

$8.08
Valve Cover Gasket

Dorman – Steel Cup Expansion Plug 1-3/4 In., Height 0.430 (sold by each) (Part No.555-034)

Steel Cup Expansion Plug 1-3/4 In., Height 0.430 (sold by each)

from

$2.29
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
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Sealed Power – Engine Connecting Rod Bearing (Part No.2555CP)

Engine Connecting Rod Bearing

from

$8.49
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
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Cloyes Gear – Engine Timing Chain Tensioner (Part No.9-5452)

Engine Timing Chain Tensioner

from

$59.99
A timing chain tensioner maintains appropriate tension in the timing chain. Depending on design, tensioners can use spring tension or hydraulic pressure to properly tension the chain. Please refer to our online catalog for detailed application-specific information

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
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Sealed Power – Engine Exhaust Valve (Part No.V-1904)

Engine Exhaust Valve

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$6.49
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
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Mahle – Mahle Intake Plenum Gasket Set (Part No.A8048373876MAH)

Mahle Intake Plenum Gasket Set

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$35.41
WARNING: This item cannot be returned for a replacement or refund if opened! Mahle is the largest gasket manufacturer in the world, providing you original equipment design and quality and world class aftermarket service. Mahle does not just cut gaskets – it designs total system sealing approaches that utilize application engineering. This means that regardless of what application you are trying to seal, you can count on Mahle doing the research and testing to provide the optimum material and technology for that specific application – this systems sealing approach requires a variety of materials. No other gasket manufacturer offers the Application Engineered approach to sealing an engine. A variety of different gasket materials insure an engine gets the optimal seal. All gaskets are not created equal – Mahle gaskets prove it every day.

Product Features:
  • Original equipment design and quality
  • Utilizes OE equivalent or better materials
  • Packaged in shrink wrapped tray
  • Every part you need to complete your gasket repair in one package unless otherwise stated
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2003 Chevrolet Blazer Engine Parts

You count on your 2003 Chevrolet Blazer to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Engine Parts. With 132 Engine Parts ranging in price from $0.43 to $2,585.99, you’re sure to find everything you need for your 2003 Chevrolet Blazer.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 20 different brands like Sealed Power, Felpro, and Dorman. 2003 Chevrolet Blazer Engine Parts start as low as $0.43!

One of the best ways to find top quality OEM or aftermarket Engine Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 228 extensive product reviews on 2003 Chevrolet Blazer Engine Parts. Some of the top-rated Engine Parts products we carry are Timing Cover With Gasket And Seal with 3.3 stars and Crankshaft Sensor with 3.9 stars.

Did we mention you can order your Engine Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Engine Parts inventory for your 2003 Chevrolet Blazer below to get started!

Top-Rated Engine Parts Brands For Your 2003 Chevrolet Blazer

Trusted Engine Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 Chevrolet Blazer running right for years to come. In our inventory you’ll find brands like Sealed Power, Felpro, Dorman, and even more.

Popular MAHLE Original Engine Parts

You’ll find popular MAHLE Original brand products across Engine Gaskets and Seals. All are waiting to get your 2003 Chevrolet Blazer back on the road. Some of the top-rated MAHLE Original products in these categories are:
Engine Gasket Set
from $157.99
(1)
Engine Gasket Set
Full Gasket Sets

FAQs for 2003 Chevrolet Blazer Engine Parts

What are the most purchased Engine Parts for the 2003 Chevrolet Blazer?

Out of 132 Engine Parts for the 2003 Chevrolet Blazer, the most popular in our inventory are:
Engine Valve Lifter
from $12.99
(30)
Engine Valve Lifter
Engine Valve Lifters
Engine Valve Lifter
from $24.79
This product is not rated
Engine Valve Lifter
Engine Valve Lifters

What are the top-rated 2003 Chevrolet Blazer Engine Parts?

Top-rated Engine Parts for your 2003 Chevrolet Blazer based on customer reviews/ratings are:
Timing Cover With Gasket And Seal
from $46.99
(15)
Timing Cover With Gasket And Seal
“I don’t understand the bad reviews. I have a 1995 Sonoma 4.3 Vortec with a “W” in the vin. I did have to trim the flange near the botton of the cover ”
Crankshaft Sensor
from $79.05
(10)
Crankshaft Sensor
“Good”
Engine Mount: Front Left, Front Right, 1 Piece
from $32.49
(10)
Engine Mount: Front Left, Front Right, 1 Piece
“No problems ..its what I requested”