2003 Mercury Mountaineer Valve Cover and Cylinder Heads

Essential 2003 Mercury Mountaineer Valve Cover and Cylinder Heads

NTK – Engine Cylinder Head Temperature Sensor (Part No.EJ0009)

Engine Cylinder Head Temperature Sensor

from

$33.99
The Engine Cylinder Head Temperature Sensor determines the exact temperature of the cylinder head by sending an analog signal to the ECM to calculate timing and fuel delivery for maximum engine performance, efficiency and engine operating temperature. The Engine Cylinder Head Temperature Sensor is located on the cylinder head. Reasons for replacement include: check engine light illumination, erratic or no temperature gauge operation, erratic or no cooling fan operation, and engine overheating.

Product Features:
  • OE MATCHED: Probe length matched to OE. Thread sealer pre-applied if necessary
  • FASTER RESPONSE TIME: Thermal conductive grease inside brass housing increases sensor response time
  • THE NTK DIFFERENCE: Thread sealant/o-ring installed where applicable. Thermistor placement within the housing matches OE to ensure proper output. Proper thermal conductive grease to provide accurate temperature transfer to the thermistor
See More

Walker Products – Cyl. Head Temp Senso (Part No.A3035415005WKR)

Cyl. Head Temp Senso

from

$31.71
The Walker Cylinder Head Temperature Sensor is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium aftermarket replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
See More

Edelbrock – Small-Block Ford E-205 Cylinder Head w/ Flat Tappet Camshaft (Part No.5028)

Small-Block Ford E-205 Cylinder Head w/ Flat Tappet Camshaft

from

$1606.99
The Edelbrock #5028 E-Series Cylinder heads are designed for Small-Block Ford applications. The Edelbrock E-Series cylinder heads are a step up in affordable performance from our E-Street line. They feature larger runners for increased airflow, revised ex

Product Features:
  • Complete Pair For Hydraulic Flat Tappet
  • 60cc Combustion Chamber Volume
  • 205cc Intake/62cc Exhaust Runner Volume
  • 2.08 in. Intake/1.6 in. Exhaust Valve Diameter
  • 0.625 in. Deck Thickness
See More

Edelbrock – Small-Block Ford E-Street Cylinder Heads 2.02" (Part No.5025)

Small-Block Ford E-Street Cylinder Heads 2.02"

from

$1268.99
The Edelbrock #5025 E-Street cylinder heads are designed for Ford 289-351 W V8 applications. The Edelbrock E-Street cylinder heads offer American made quality and affordable performance. E-Street cylinder heads feature as-cast ports and are designed for e

Product Features:
  • Complete Pair
  • 60cc Combustion Chamber Volume
  • 170cc Intake/60cc Exhaust Runner Volume
  • 2.02 in. Intake/1.6 in. Exhaust Valve Diameter
  • 0.625 in. Deck Thickness
See More

Sealed Power – Engine Rocker Arm Kit (Part No.R-879)

Engine Rocker Arm Kit

from

$18.79
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:
  • Complete rocker arm assembly
  • 1 Arm
  • 1 Pivot
  • Stamped steel
  • Bolt type mount
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Rocker Arm (Part No.R-1096)

Engine Rocker Arm

from

$20.99
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.
See More

Felpro – Engine Cylinder Head Bolt Set (Part No.ES 72155)

Engine Cylinder Head Bolt Set

from

$33.49
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
See More

Felpro – CYLINDER HEAD BOLT SET (Part No.ES 72171)

CYLINDER HEAD BOLT SET

from

$41.99
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
See More

Dorman – Rubber Expansion Plug 1-1/2 In. – Size Range 1-1/2 In. – 1-5/8 In. (sold by each) (Part No.570-009)

Rubber Expansion Plug 1-1/2 In. - Size Range 1-1/2 In. - 1-5/8 In. (sold by each)

from

$8.49
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

Sealed Power – Engine Valve Lifter (Part No.HT-2271)

Engine Valve Lifter

from

$10.49
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:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Valve Lifter (Part No.HT-2205)

Engine Valve Lifter

from

$15.79
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
See More

Mahle – Cyl. Head Bolt Set (Part No.A3031566828MAH)

Cyl. Head Bolt Set

from

$68.99
Cyl. Head Bolt Set

Felpro – Cylinder Head Gasket Set (Part No.HS 26306 PT-4)

Cylinder Head Gasket Set

from

$201.99
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
See More

Felpro – Cylinder Head Gasket Set (Part No.HS 9293 PT-2)

Cylinder Head Gasket Set

from

$211.99
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:
  • PROPRIETARY COATING — Nonstick anti-friction coating seals small surface scratches and imperfections
  • SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • NO RETORQUE DESIGN — Steel core helps eliminate the need for retorquing head bolts
  • STRONG AND DURABLE — Features graphite or reinforced fiber facing material and steel armor for strength and durability
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
See More

Victor Reinz – Engine Cylinder Head Gasket Set (Part No.02-10921-01)

Engine Cylinder Head Gasket Set

from

$348.99
Whether you are a professional technician or a skilled do-it-yourselfer, you need easy access to Victor Reinz quality at every level of the engine all in one box and without any surprises. Protective packaging, informative labels, and state-of-the art electronic cataloging, ensure you receive precisely the gaskets and seals needed for a successful, long-lasting repair.

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.
See More

Mahle – Mahle Exhaust Valve (Part No.A4050200618MAH)

Mahle Exhaust Valve

from

$25.55
MAHLE manufactures intake and exhaust valves in forged and hot-extruded versions in a multitude of materials for gasoline and diesel engines of every size. Depending on the stresses they are subjected to, the valves are reinforced around the seat, hardened, nitrided, or chrome-plated. Sodium-filled hollow valves can be used for extremely high thermal and mechanical loads. Since stresses on the components continue to rise in modern engines, MAHLE is focusing on the ongoing development of cooled valves.

Product Features:
  • OE Quality
  • Optimized for strength
  • Heat and corrosion resistant
  • Chromium plated or nitrided
  • Stem optimized to resist wear
See More

Sealed Power – Engine Exhaust Valve (Part No.V-1961)

Engine Exhaust Valve

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.
See More

Sealed Power – Engine Exhaust Valve (Part No.V-4603)

Engine Exhaust Valve

from

$16.99
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.
See More

Dorman – Valve Covers: With Gasket, Direct Replacement, Plastic, Passenger Side (Part No.264-988)

Valve Covers: With Gasket, Direct Replacement, Plastic, Passenger Side

from

$179.99
This replacement valve cover matches the fit and function of the original equipment part that may be damaged or warped. Made from quality materials for excellent fit and superior heat resistance, this valve cover has undergone extensive testing.

Product Features:
  • Direct replacement – this valve cover matches the original equipment part for fit and function
  • Durable construction – this valve cover is made of quality materials to withstand extreme temperatures to resist leaking
  • Cost-effective solution – offers original equipment performance at competitive price
  • Quality tested – this part has undergone try-on and material testing to ensure a quality fit and reliable service
See More

Dorman – Valve Covers: Direct Replacement, Cast Aluminum, Passenger Side (Part No.264-908)

Valve Covers: Direct Replacement, Cast Aluminum, Passenger Side

from

$157.99
This replacement valve cover matches the fit and function of the original equipment part that may be damaged or warped. Made from quality materials for excellent fit and superior heat resistance, this valve cover has undergone extensive testing.

Product Features:
  • Direct replacement – this valve cover matches the original equipment part for fit and function
  • Durable construction – this valve cover is made of quality materials to withstand extreme temperatures to resist leaking
  • Cost-effective solution – offers original equipment performance at competitive price
  • Quality tested – this part has undergone try-on and material testing to ensure a quality fit and reliable service
See More

Spectre – Valve Cover (Part No.5018)

Valve Cover

from

$249.99
Available in various sizes, heights, and finishes, Spectre offers a wide variety of high performance valve covers designed to easily replace your stock covers. Designed for Ford Small Block 260-289-302-351W, this valve cover features polished aluminum construction and a smooth design. Sold in pairs, this tall profile cover includes baffles to provide optimum function. With show quality construction and a sealing edge designed for an ideal fit, our valve covers are engineered to look great for applications ranging from custom builds to replacing stock equipment.

Product Features:
  • Designed for Ford Small Block 260-289-302-351W engines
  • Baffled for breather system compatibility
  • Sold in pairs
  • Polished aluminum construction
  • Tall profile
  • Features OEM style sealing edge
See More

Felpro – Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts (Part No.26307 PT)

Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts

from

$61.99
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:
  • PROPRIETARY NEXTGEN COATING TECHNOLOGY — Precise amount of coating is applied to withstand higher engine temperatures and accommodate surface finishes as rough as 80 Ra
  • UNIQUE COMBUSTION SEAL — Exclusive LaserWeld stopper layer technology reduces gasket damage from blow out and helps ensure a stronger combustion seal
  • MULTI-LAYERED STEEL CONSTRUCTION — Multiple layers of stainless steel maintain sealing stress and accommodate head lift
  • SUPERIOR SEAL — Precise embossed sealing beads at vital areas to eliminate leak paths
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
See More

Felpro – Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts (Part No.26238 PT)

Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts

from

$139.99
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:
  • SUPERIOR SEAL – Precise embossed sealing beads at all vital areas to eliminate leak paths
  • MULTI-LAYERED STEEL CONSTRUCTION – Multiple layers of stainless steel maintain sealing stress and accommodate head lift
See More

Felpro – Cylinder Head Gasket: Composite, Without Head Bolts (Part No.9333 PT-1)

Cylinder Head Gasket: Composite, Without Head Bolts

from

$34.99
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:
  • Manufactured for the repair environment
  • Unsurpassed quality you can trust
  • Unsurpassed quality you can trust
See More

Sealed Power – Engine Valve Spring (Part No.VS-1643)

Engine Valve Spring

from

$3.99
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.
See More

2003 Mercury Mountaineer Valve Cover and Cylinder Heads

Maybe you’re in the middle of a full rebuild of that 2003 Mercury Mountaineer. Maybe you just need a couple of Valve Cover and Cylinder Heads. Either way, Advance Auto Parts has 28 different Valve Cover and Cylinder Heads in our inventory ranging from $3.99 to $756.99. That means you can find the exact parts or products you need to keep that 2003 Mercury Mountaineer running smoothly.

Valve Cover and Cylinder Heads are only as good as their brand. We stock 9 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Mercury Mountaineer. Sealed Power, Felpro, and Dorman are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Valve Cover and Cylinder Heads for your 2003 Mercury Mountaineer, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Valve Cover and Cylinder Heads to keep your 2003 Mercury Mountaineer rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Valve Cover and Cylinder Heads Brands To Make Your 2003 Mercury Mountaineer Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Mercury Mountaineer demands trusted brand parts and products to keep it running. Many trusted brands of Valve Cover and Cylinder Heads make up Advance Auto Parts’ inventory, and all are ready to help make your Mountaineer the best it can be. Be sure to browse some of our top Valve Cover and Cylinder Heads brands and parts.

Popular Felpro Valve Cover and Cylinder Heads

We carry Felpro parts in our stock across Cylinder Head Gaskets categories, plus more. For a 2003 Mercury Mountaineer, our most popular Felpro Valve Cover and Cylinder Heads include:

Top 2003 Mercury Mountaineer Valve Cover and Cylinder Heads from Sealed Power

Sealed Power products are another trusted brand when it comes to Valve Cover and Cylinder Heads for your 2003 Mercury Mountaineer. Popular Sealed Power parts include:
Engine Valve Lifter
from $10.49
(32)
Engine Valve Lifter
Engine Valve Lifters

FAQs for 2003 Mercury Mountaineer Valve Cover and Cylinder Heads

What are the most purchased Valve Cover and Cylinder Heads for the 2003 Mercury Mountaineer?

Out of 28 Valve Cover and Cylinder Heads for the 2003 Mercury Mountaineer, the most popular in our inventory are:
Engine Cylinder Head Bolt Set
from $56.99
(6)
Engine Cylinder Head Bolt Set
Cylinder Head Bolt Sets
CYLINDER HEAD BOLT SET
from $41.99
(1)
CYLINDER HEAD BOLT SET
Cylinder Head Bolt Sets