1990 Ford Mustang Engine Gaskets and Seals

Keep Your 1990 Ford Mustang in Top Shape with Quality Engine Gaskets and Seals

Whether you’re repairing or upgrading your Engine Gaskets and Seal, using high-quality parts is key to keeping your 1990 Ford Mustang looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Timing Cover Gasket Sets, Engine Valve Stem Seals, and Valve Cover Gaskets. 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 Gaskets and Seals from Trusted Brands

Looking for a reliable Engine Gaskets and Seal? We’ve got you covered with options from brands you know and trust like FELPRO. For example, FELPRO Engine Gaskets and Seals start at just $26.99 with an average 4.6 star rating. With over 294 reviews and a solid 5 star average, you can shop with confidence knowing other Ford Mustang owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1990 Ford Mustang Engine Gaskets and Seal at Advance Auto Parts is around $62.19, with a range that starts at $3.29 and goes up to $224.99. With 16 options in stock from 3 trusted brands, finding the right fit is easy. Popular picks like Engine Timing Cover Gasket Set, Engine Valve Cover Gasket Set, and Engine Oil Pump Pickup Tube Gasket start at just $3.29 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Engine Gaskets and Seal, don’t forget to check out other key components like Camshafts and Engine Timing Parts. At Advance Auto Parts, we’re here to help you keep your 1990 Ford Mustang in peak condition, inside and out.

Essential 1990 Ford Mustang Engine Gaskets and Seals

Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 72683)

Engine Valve Stem Oil Seal Set

from

$27.49
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • 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
See More

Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 13364-1)

Engine Valve Stem Oil Seal Set

from

$9.79
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • 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
See More

Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 72917)

Engine Valve Stem Oil Seal Set

from

$33.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • 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
See More

Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 72654)

Engine Valve Stem Oil Seal Set

from

$16.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • 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
See More

Felpro – Engine Oil Pump Pickup Tube Gasket (Part No.72516)

Engine Oil Pump Pickup Tube Gasket

from

$3.29
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SEALING TECHNOLOGIES – Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • ENGINEERING EXPERTISE – Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
  • REAL-WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
See More

Felpro – Engine Oil Pump Gasket (Part No.72607)

Engine Oil Pump Gasket

from

$4.29
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
See More

Felpro – Engine Valve Cover Gasket Set (Part No.VS 50043 R-1)

Engine Valve Cover Gasket Set

from

$25.99
Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM – Proprietary cork-rubber formulation
  • SUPERIOR SEAL – Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
See More

Felpro – Engine Valve Cover Gasket Set (Part No.VS 50115 C)

Engine Valve Cover Gasket Set

from

$18.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM – Proprietary cork-rubber formulation
  • SUPERIOR SEAL – Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
See More

Felpro – VALVE COVER GASKET SET (Part No.VS 50441 R-1)

VALVE COVER GASKET SET

from

$22.49
Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM – Proprietary cork-rubber formulation
  • SUPERIOR SEAL – Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
See More

Felpro – Engine Valve Cover Gasket Set (Part No.VS 50646 R)

Engine Valve Cover Gasket Set

from

$42.99
Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM – Proprietary cork-rubber formulation
  • SUPERIOR SEAL – Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
See More

Felpro – Engine Gasket Set (Part No.260-1558)

Engine Gasket Set

from

$112.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
See More

Felpro – Engine Gasket Set (Part No.260-1014)

Engine Gasket Set

from

$101.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
See More

Felpro – Engine Gasket Set (Part No.260-1035)

Engine Gasket Set

from

$123.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
See More

Felpro – Engine Gasket Set (Part No.260-1162)

Engine Gasket Set

from

$127.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
See More

Dorman – Main Seal Retainer (Part No.635-557)

Main Seal Retainer

from

$71.99
This direct replacement rear main seal 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 rear main seal cover matches the fit and function of the original equipment cover for a trouble-free installation
  • Durable construction – this rear main seal cover is made of quality materials for a reliable fit and enduring service life
  • Convenient solution – get a quality repair solution without the hassle of buying original equipment
  • Quality tested – this part has undergone extensive testing to ensure a quality fit and long service life
See More

National – Multi-Purpose Seal (Part No.2377)

Multi-Purpose Seal

from

$42.99
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; single-lip
  • Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
  • Excellent high temperature capabilities
  • Compatible with wide range of fluids
  • Delivers quality and reliable performance for every type of repair
See More

Felpro – Engine Crankshaft Seal Kit (Part No.BS 40729)

Engine Crankshaft Seal Kit

from

$26.99
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Engineered and manufactured specifically for repair applications
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
See More

Felpro – Engine Crankshaft Seal Kit (Part No.BS 11762-3)

Engine Crankshaft Seal Kit

from

$25.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Engineered and manufactured specifically for repair applications
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
See More

Felpro – Engine Timing Cover Gasket Set (Part No.TCS 46182)

Engine Timing Cover Gasket Set

from

$52.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Timing cover set includes gaskets and seals necessary for timing chain/belt replacement job
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
See More

Felpro – Engine Timing Cover Gasket Set (Part No.TCS 45061)

Engine Timing Cover Gasket Set

from

$18.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Timing cover set includes gaskets and seals necessary for timing chain/belt replacement job
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
See More

Felpro – Engine Timing Cover Gasket Set (Part No.TCS 46159)

Engine Timing Cover Gasket Set

from

$61.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Timing cover set includes gaskets and seals necessary for timing chain/belt replacement job
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
See More

Felpro – Engine Timing Cover Gasket Set (Part No.TCS 45283)

Engine Timing Cover Gasket Set

from

$26.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
See More

Edelbrock – Front Timing Cover Gasket Set #6991 For Small-Block Ford, With Front Seal (Part No.6991)

Front Timing Cover Gasket Set #6991 For Small-Block Ford, With Front Seal

from

$30.99
Available in kits including front cover gasket, crankshaft seal, fuel pump and water pump gasket or including cover gasket and front seal.

Product Features:
  • Timing Cover Gasket And Oil Seal Kit
See More

Felpro – Engine Oil Pan Gasket Set – PermaDry molded rubber (Part No.OS 34309 R)

Engine Oil Pan Gasket Set - PermaDry molded rubber

from

$52.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SUPERIOR SEAL – Manufactured with rubber compounds to ensure a consistent and long-life seal across the entire oil pan
  • PREVENTS OVERTIGHTENING – Torque limiters help eliminate overtightening and gasket splitting and extruding (where applicable)
  • OE-STYLE REPLACEMENT GASKET – Engineered for OE-style molded rubber gasket replacement
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • ENGINEERING EXPERTISE – Parts are designed, tested, validated and approved by Fel-Pro engineers through rigorous research and development
See More

Felpro – Engine Oil Pan Gasket Set, 16 Bolt Hole, One Piece Gasket (Part No.OS 30850 R)

Engine Oil Pan Gasket Set, 16 Bolt Hole, One Piece Gasket

from

$19.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM – Proprietary cork-rubber formulation
  • SUPERIOR SEAL – Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
See More

Felpro – Engine Oil Pan Gasket Set – PermaDryPlus rigid carrier, Oil Pan SnapUps Included (Part No.OS 13260 T)

Engine Oil Pan Gasket Set - PermaDryPlus rigid carrier, Oil Pan SnapUps Included

from

$52.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM – Proprietary cork-rubber formulation
  • SUPERIOR SEAL – Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
See More

Felpro – Engine Oil Pan Gasket Set – PermaDry molded rubber (Part No.OS 34506 R)

Engine Oil Pan Gasket Set - PermaDry molded rubber

from

$46.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SUPERIOR SEAL – Manufactured with rubber compounds to ensure a consistent and long-life seal across the entire oil pan
  • PREVENTS OVERTIGHTENING – Torque limiters help eliminate overtightening and gasket splitting and extruding (where applicable)
  • OE-STYLE REPLACEMENT GASKET – Engineered for OE-style molded rubber gasket replacement
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • ENGINEERING EXPERTISE – Parts are designed, tested, validated and approved by Fel-Pro engineers through rigorous research and development
See More

Felpro – Engine Oil Pan Gasket Set – RTV Black silicone with Rubber end seals (Part No.OS 30702 R)

Engine Oil Pan Gasket Set - RTV Black silicone with Rubber end seals

from

$20.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM – Proprietary cork-rubber formulation
  • SUPERIOR SEAL – Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
See More

Most Popular Timing Cover Gasket Sets for 1990 Ford Mustangs

Enhance your 1990 Ford Mustang with one of the 3 Timing Cover Gasket Sets we have in stock, starting at just $24.99.

Felpro – TIMING COVER GASKET SET (Part No.TCS 45449)

TIMING COVER GASKET SET

from

$24.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Timing cover set includes gaskets and seals necessary for timing chain/belt replacement job
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
See More

Felpro – Engine Timing Cover Gasket Set (Part No.TCS 45450)

Engine Timing Cover Gasket Set

from

$26.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
See More

Edelbrock – Front Timing Cover Gasket Set #6991 For Small-Block Ford, With Front Seal (Part No.6991)

Front Timing Cover Gasket Set #6991 For Small-Block Ford, With Front Seal

from

$30.99
Available in kits including front cover gasket, crankshaft seal, fuel pump and water pump gasket or including cover gasket and front seal.

Product Features:
  • Timing Cover Gasket And Oil Seal Kit
See More

Best-Selling 1990 Ford Mustang Engine Valve Stem Seals

Upgrade your Mustang with one of our 3 best-selling Engine Valve Stem Seals.

Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 72683)

Engine Valve Stem Oil Seal Set

from

$27.49
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • 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
See More

Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 70070)

Engine Valve Stem Oil Seal Set

from

$22.49
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • 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
See More

Competition Cams – VALVE SEALS, 11/32" TEFLON 1 ST (Part No.503-16)

VALVE SEALS, 11/32" TEFLON 1 ST

from

$223.99
COMP Cams offers a complete line of valve stem seals, from the umbrella seals to the positive-stop Teflon seal. These seals are a must to keep unwanted oil from entering the combustion chamber through the clearance in the valve guides. The umbrella seal is normally used when a larger-than-stock diameter spring is used, in the case of a double spring, the positive-stop Teflon seal is used. The umbrella seals require no machining, but with the Teflon seal it is necessary to disassemble the heads and machine the top of the guide with a special .530 diameter cutter. Whenever you are planning an engine overhaul or a cam change, don’t forget the valve seals.

Product Features:
  • Work with .530″ guides and 11/32″ valve stem diameter
  • Valve stem oil seals keep unwanted oil from entering the combustion chamber
  • Several different types of valve seals are offered
See More

Top-Quality Valve Cover Gaskets for 1990 Ford Mustangs

Choose a high-quality OEM or aftermarket Valve Cover Gasket for Ford Mustangs and enjoy top-notch performance from $25.99.

Felpro – Engine Valve Cover Gasket Set (Part No.VS 13264 T)

Engine Valve Cover Gasket Set

from

$47.99
Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • STRONG AND DURABLE – Features molded rubber over a rigid carrier which resists high heat
  • SUPERIOR SEAL – Proprietary rubber sealing beads help eliminate potential leak paths for a superior seal
  • EASIER TO INSTALL – Locating tabs assure proper alignment and easier installation
  • PREVENTS OVERTIGHTENING – Torque limiters help eliminate overtightening and gasket splitting and extruding
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
See More

Felpro – Engine Valve Cover Gasket Set (Part No.VS 50043 R-1)

Engine Valve Cover Gasket Set

from

$25.99
Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM – Proprietary cork-rubber formulation
  • SUPERIOR SEAL – Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
See More

Felpro – VALVE COVER GASKET SET (Part No.VS 50029 C)

VALVE COVER GASKET SET

from

$26.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM – Proprietary cork-rubber formulation
  • SUPERIOR SEAL – Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
See More

Our Top Pick for a 1990 Ford Mustang Rear Main Seal Set

Invest in a durable Rear Main Seal Set for your 1990 Ford, knowing you’re getting trusted brands and expert craftsmanship.

Felpro – Engine Crankshaft Seal Kit (Part No.BS 40644)

Engine Crankshaft Seal Kit

from

$35.99
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Application specific design to ensure a perfect fit
  • Meets or exceeds all original equipment specifications
  • Engineered and manufactured specifically for repair applications
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Top-Rated Oil Pan Gaskets for 1990 Ford Mustangs

Make a smart move for your 1990 Ford Mustang with products all priced from $26.99 to $45.99.

Felpro – Engine Oil Pan Gasket Set – PermaDry molded rubber, Oil Pan SnapUps Included (Part No.OS 34508 R)

Engine Oil Pan Gasket Set - PermaDry molded rubber, Oil Pan SnapUps Included

from

$37.49
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SUPERIOR SEAL – Manufactured with rubber compounds to ensure a consistent and long-life seal across the entire oil pan
  • PREVENTS OVERTIGHTENING – Torque limiters help eliminate overtightening and gasket splitting and extruding (where applicable)
  • OE-STYLE REPLACEMENT GASKET – Engineered for OE-style molded rubber gasket replacement
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • ENGINEERING EXPERTISE – Parts are designed, tested, validated and approved by Fel-Pro engineers through rigorous research and development
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Felpro – Engine Oil Pan Gasket Set – Blue Stripe cork-rubber (Part No.OS 13260 C)

Engine Oil Pan Gasket Set - Blue Stripe cork-rubber

from

$26.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM – Proprietary cork-rubber formulation
  • SUPERIOR SEAL – Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
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Felpro – Engine Oil Pan Gasket Set – PermaDry molded rubber, Oil Pan SnapUps Included (Part No.OS 34211 R)

Engine Oil Pan Gasket Set - PermaDry molded rubber, Oil Pan SnapUps Included

from

$45.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SUPERIOR SEAL – Manufactured with rubber compounds to ensure a consistent and long-life seal across the entire oil pan
  • PREVENTS OVERTIGHTENING – Torque limiters help eliminate overtightening and gasket splitting and extruding (where applicable)
  • OE-STYLE REPLACEMENT GASKET – Engineered for OE-style molded rubber gasket replacement
  • EVERY PART FOR THE REPAIR – Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • ENGINEERING EXPERTISE – Parts are designed, tested, validated and approved by Fel-Pro engineers through rigorous research and development
  • ENGINEERING EXPERTISE – Parts are designed, tested, validated and approved by Fel-Pro engineers through rigorous research and development
See More

Top-Rated Engine Gaskets and Seal Brands For Your 1990 Ford Mustang

When it comes to finding the perfect Engine Gaskets and Seal for your 1990 Ford Mustang, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 3 trusted brands. We carry the most popular Engine Gaskets and Seal brands including FELPRO, and more, all known for their exceptional customer ratings (average brand rating of 4.6 stars) and competitive prices, as low as $26.99. Purchasing a Engine Gaskets and Seal from us here at Advance Auto Parts is a smart move for both you and your 1990 Ford Mustang, providing peace of mind with parts that meet or exceed OEM standards.

Popular FELPRO 1990 Ford Mustang Engine Gaskets and Seals

If you’re looking for a top-quality Engine Gaskets and Seal for your 1990 Ford Mustang, Advance Auto Parts has exactly what you need with our selection of FELPRO Engine Gaskets and Seals. We have 3 FELPRO Engine Gaskets and Seals in stock for this fitment, all known for their durability and precision fit. With prices starting at just $26.99 and an average cost of $37.49, you’ll find the perfect Engine Gaskets and Seal for your needs and budget. FELPRO Engine Gaskets and Seals for the 1990 Ford Mustang come highly rated, with over 60 customer reviews and an impressive average rating of 4.6 stars. Choosing a FELPRO Engine Gaskets and Seal from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Engine Valve Cover Gasket Set
from $47.99
(32)
Engine Valve Cover Gasket Set
“OEM replacement”
Engine Oil Pan Gasket Set - PermaDry molded rubber, Oil Pan SnapUps Included
from $37.49
(23)
Engine Oil Pan Gasket Set – PermaDry molded rubber, Oil Pan SnapUps Included
“Worked great for our 93 Mustang GT, no leaks. I like the steel washer inserts to keep you from over torquing the oil pan bolts”

FAQs for 1990 Ford Mustang Engine Gaskets and Seals

What are the best-selling Engine Gaskets and Seals for 1990 Ford Mustangs?

Out of 16 Engine Gaskets and Seals that fit 1990 Ford Mustangs, the following parts are the top sellers:

What’s the price range for 1990 Ford Mustang Engine Gaskets and Seals?

The prices of Engine Gaskets and Seals for the 1990 Ford Mustang range from $3.29 up to $224.99 for the most premium parts.

What is the average price of an Engine Gaskets and Seal for a 1990 Ford Mustang?

The average price for Engine Gaskets and Seals for the 1990 Ford Mustang is $62.19. Keep in mind the variety of part types within our Engine Gaskets and Seal 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 Gaskets and Seals for other Ford Mustang model years?

Yes, we carry Engine Gaskets and Seals for 55 model years of Ford Mustangs between 1964 and 2025. The following model years are the most popular for Engine Gaskets and Seal purchases: 2022, 2021, 2020, 2019, 2018, 2017, 2016, 2015, and 2014.

What are the cheapest Engine Gaskets and Seals for my 1990 Ford Mustang?

The cheapest 1990 Ford Mustang Engine Gaskets and Seals we carry are:

Does Advance Auto Parts sell Engine Gaskets and Seals for any other 1990 Ford models?

What are the top-rated Engine Gaskets and Seals that fit the 1990 Ford Mustang?

Based on 294 reviews by customers, our 1990 Ford Mustang Engine Gaskets and Seals have an average customer rating of 5 stars. These are the highest-rated categories of Engine Gaskets and Seals for the 1990 Ford Mustang and their top-rated products:

What types of Engine Gaskets and Seals do you sell for my 1990 Ford Mustang?

As of 11/2/25, these are some of the most in-demand types of Engine Gaskets and Seals for a 1990 Ford Mustang:

Can I get help with 1990 Ford Mustang Engine Gaskets and Seal orders?

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

What is your return policy for Ford Mustang Engine Gaskets and Seals?

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