2003 Pontiac Bonneville Engine Parts

Essential 2003 Pontiac Bonneville Engine Parts

Melling – Stock Replacement Type Oil Pump Repair Kit (Part No.K195)

Stock Replacement Type Oil Pump Repair Kit

from

$105.99
Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump. Melling kits include all the required parts needed for a quality oil pump rebuild. Although Melling recommends the installation of a new oil pump, Melling oil pump repair kits are the preferred choice when a rebuilder has the desire to reuse the original oil pump casting or front timing cover.

Product Features:
  • Includes components needed to rebuild a worn oil pump providing an alternative to purchasing a new oil pump
  • Components are manufactured from high quality materials for durable wear
  • Components are precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
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Felpro – Cylinder Head Gasket Set (Part No.HS 8506 PT)

Cylinder Head Gasket Set

from

$76.99
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:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
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Mahle – Mahle Intake Plenum Gasket (Part No.A8041207769MAH)

Mahle Intake Plenum Gasket

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$34.17
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
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Carquest Premium – Camshaft Sensor (Part No.CSC1326)

Camshaft Sensor

from

$32.99
A leader in vehicle electronic solutions, each premium product meets or exceeds OE specifications in appearance, fit, and function, ensuring easy installation and excellent performance. The product has been tested under extreme environments, including the

Product Features:
  • Reliable circuit board and product structure design, 3D proofing, and field test verification to ensure correct signal output at all speeds.
  • Manufactured in an anti-static environment to ensure reliability and stability.
  • Extreme temperature and salt spray tests simulate real-world vehicle conditions to ensure durability and reliability.
  • Providing this premium product line, we meet the service professionals needs with the highest quality product every time the part comes out of the box.
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Mahle – Valve Cover O-Ring S (Part No.A8026569272MAH)

Valve Cover O-Ring S

from

$23.03
Valve Cover O-Ring S

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

Engine Timing Crankshaft Sprocket

from

$4.29
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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Sealed Power – Engine Valve Spring Retainer Keeper (Part No.VK-115)

Engine Valve Spring Retainer Keeper

from

$0.43
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:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
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National – Multi Purpose Seal (Part No.710162)

Multi Purpose Seal

from

$18.99
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:
  • 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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Sealed Power – Engine Camshaft Bearing Set (Part No.1749M)

Engine Camshaft Bearing Set

from

$43.49
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:
  • 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 Crankshaft Repair Sleeve (Part No.16258)

Engine Crankshaft Repair Sleeve

from

$16.29
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:
  • Engine$aver Hardware cost-saving application
  • Repairs worn sealing surfaces to assure a leak free repair
  • 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
  • Validated for fit, form, and function
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Carquest – Air Charge Temperature Sensor Connector (Part No.PT778)

Air Charge Temperature Sensor Connector

from

$35.99
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • Our knock sensors are designed to respond to knock frequencies up to 1000 Hz accommodating shifts in engine knock frequency making it a more flexible sensor responding to correct engine knock over a broad range of vehicle conditions
  • Manufacturing processes include an automated data acquisition system to continuously monitor the sensor output to ensure that it responds with appropriate voltage output at the specified frequency range
  • All units are 100% tested using an accelerometer vibration test to ensure trouble-free operation
  • Featuring the broadest sensor coverage in the market, we meet the service professionals needs with the highest quality product every time he opens the box
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
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Dorman – Supercharger Drive Coupling (Part No.917-022)

Supercharger Drive Coupling

from

$23.29
Some original equipment supercharger drive couplings fail prematurely, and dealerships make you buy an entire new supercharger nose cone assembly. This Dorman OE FIX solution is an upgraded replacement that save money and improves durability.

Product Features:
  • Supercharger Drive Coupling
  • Supercharger Drive Coupling
  • Some original equipment supercharger drive couplings fail prematurely, and dealerships make you buy an entire new supercharger nose cone assembly. This Dorman OE FIX solution is an upgraded replacement that save money and improves durability.
  • Upgraded replacement – this supercharger drive coupling features a robust design that resists distortion from wear and tear
  • Cost-effective solution – smart alternative to buying entire new supercharger nose cone assembly at dealership
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Sealed Power – Engine Connecting Rod Bearing Set (Part No.6-1020CP .75MM)

Engine Connecting Rod Bearing Set

from

$49.99
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.
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Dorman – Steel Cup Expansion Plug 1-1/8 In., Height 0.505 (sold by each) (Part No.555-019)

Steel Cup Expansion Plug 1-1/8 In., Height 0.505 (sold by each)

from

$1.29
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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ACDelco – Oil Filler Cap Gaske (Part No.A6150209855ACD)

Oil Filler Cap Gaske

from

$5.22
Oil Filler Cap Gaske

Cloyes Gear – Engine Timing Camshaft Sprocket (Part No.S610T)

Engine Timing Camshaft Sprocket

from

$7.49
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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Mahle – Oil Dipstick Seal (Part No.A1120666332MAH)

Oil Dipstick Seal

from

$2.54
Oil Dipstick Seal

Imperial – Ultra-Cool Engine Oil Cooler Kit (Part No.240457)

Ultra-Cool Engine Oil Cooler Kit

from

$167.99
Product Features:
  • Size: 3/4 in. x 10 in. x 12-1/4 in.
  • Medium duty applications
  • All except Chevrolet V8 applications
  • Two-pass design for increased cooling
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Cloyes Gear – Engine Timing Chain Kit (Part No.9-0381SA)

Engine Timing Chain Kit

from

$86.99
Timing Chain Kits includes all components for a quick and efficient replacement

Product Features:
  • Meet or exceed OEM performance requirements, ensuring a quiet and maintenance-free experience
  • Utilizes the latest in design and technology to offer a complete chain kit solution
  • Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • CAD designed and manufactured using premium materials
  • Refer to our online catalog for detailed application-specific information
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Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 72526)

Engine Valve Stem Oil Seal Set

from

$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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Dorman – Dorman Crankshaft Pulley (Part No.A2080845437DOR)

Dorman Crankshaft Pulley

from

$132.01
Durable and sleek, Dorman crankshaft pulleys feature a stress-resistant rubber bond that withstands the damaging effects of heat, salt, ozone and general wear and tear. The ductile steel construction allows for improved tensile and impact strength, safeguarding the engine and maintaining fuel efficiency year after year. Dorman crankshaft pulleys undergo detailed dimensional checks of the full assembly and critical components to ensure the strength and integrity of the part.

Product Features:
  • Includes woodruff key, bolts, and washers for a complete repair (where applicable)
  • Direct replacement to ensure proper fit
  • Ships with protective sleeve over cone and trigger to prevent damage (where applicable)
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Felpro – Engine Cylinder Head Bolt Set (Part No.ES 72856)

Engine Cylinder Head Bolt Set

from

$31.99
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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ACDelco – GM Original Equipment Valve Cover Gasket (Part No.A8030210027ACD)

GM Original Equipment Valve Cover Gasket

from

$14.21
The ACDelco GM Original Equipment Valve 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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Edelbrock – Performer-Link Adjustable True-Roller Timing Chain Set (Part No.7812)

Performer-Link Adjustable True-Roller Timing Chain Set

from

$79.99


Product Features:
  • Solid Bushing Chain Resists Stretching
  • For Use with Stock or Edelbrock Camshafts
  • Stressproof Steel Crank Gears
  • 3 Keyway Setting Points To Ensure Accurate Timing
  • True Bearing Surface Rolls with the Sprockets
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Dorman – Timing Cover With Gasket And Seal (Part No.635-509)

Timing Cover With Gasket And Seal

from

$29.49
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
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Carquest Premium – Chain (Part No.C-506)

Chain

from

$13.49
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 chain is heat treated steel for durability and prerun for accurate fit
  • Inverted tooth chain with 46 links and 1 timing mark
  • Meets or exceeds O.E.M. performance
  • Coated in rust preventative
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KAI – Engine Oil Pan (Part No.PAN010041)

Engine Oil Pan

from

$64.99
New Platinum Pro Oil Pan, 4 Quart, Without Oil Level Sensor Hole

Product Features:
  • 4 Quart, Without Oil Level Sensor Hole
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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Cloyes Gear – Engine Timing Damper (Part No.9-5175)

Engine Timing Damper

from

$19.99
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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2003 Pontiac Bonneville Engine Parts

You count on your 2003 Pontiac Bonneville 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 126 Engine Parts ranging in price from $0.65 to $2,514.99, you’re sure to find everything you need for your 2003 Pontiac Bonneville.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 20 different brands like Felpro, Sealed Power, and Carquest Premium. 2003 Pontiac Bonneville Engine Parts start as low as $0.65!

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 2,998 extensive product reviews on 2003 Pontiac Bonneville Engine Parts. Some of the top-rated Engine Parts products we carry are Engine Oil Filler Cap: 10099, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack with 3.2 stars and Engine Valve Cover Grommet Set with 4.9 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 Pontiac Bonneville below to get started!

Top-Rated Engine Parts Brands For Your 2003 Pontiac Bonneville

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 Pontiac Bonneville running right for years to come. In our inventory you’ll find brands like Felpro, Sealed Power, Carquest Premium, and even more.

Popular Dorman Engine Parts

You’ll find popular Dorman brand products across Camshafts and Valve Cover and Cylinder Heads. All are waiting to get your 2003 Pontiac Bonneville back on the road. Some of the top-rated Dorman products in these categories are:
Cam, Crank And Ignition Harness
from $147.99
(1)
Cam, Crank And Ignition Harness
Camshaft Position Sensor Connectors
Steel Cup Expansion Plug 1-1/2 In., Height 0.220
from $0.99
(3)
Steel Cup Expansion Plug 1-1/2 In., Height 0.220
Expansion Plugs

Top-Rated Engine Parts


If are what you’re looking for, our inventory holds plenty. We stock brand Engine Parts for your 2003 Pontiac Bonneville, and some of our most reviewed parts include:
Engine Long Block; Buick 231 97-09 Engine
from $2514.99
(1144)
Engine Long Block; Buick 231 97-09 Engine
Remanufactured Engines

FAQs for 2003 Pontiac Bonneville Engine Parts

What are the most purchased Engine Parts for the 2003 Pontiac Bonneville?

Out of 126 Engine Parts for the 2003 Pontiac Bonneville, the most popular in our inventory are:
Fuel Injector O-Ring Kit
from $7.49
(109)
Fuel Injector O-Ring Kit
O-Rings
Engine Valve Lifter
from $24.79
This product is not rated
Engine Valve Lifter
Engine Valve Lifters
Engine Valve Cover Gasket Set
from $26.99
(45)
Engine Valve Cover Gasket Set
Valve Cover Gaskets

What are the top-rated 2003 Pontiac Bonneville Engine Parts?

Top-rated Engine Parts for your 2003 Pontiac Bonneville based on customer reviews/ratings are:
Engine Oil Filler Cap: 10099, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack
from $9.99
(22)
Engine Oil Filler Cap: 10099, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack
“Fit my 2006 Chevy Cobalt perfectly and for the cheap price it couldn’t be a better deal. I highly reccommend it. Also the AAP guy who sold it to me ma”
Engine Valve Cover Grommet Set
from $21.49
(20)
Engine Valve Cover Grommet Set
“Good replacement part”
Fuel Injector O-Ring Kit
from $8.99
(14)
Fuel Injector O-Ring Kit
“I rebuilt my engine using a off-brand gasket kit. The O-rings that came with the kit did not fit right. I bought these from Advance. They were Felp”