1978 Mercury Zephyr Valve Cover and Cylinder Heads

Essential 1978 Mercury Zephyr Valve Cover and Cylinder Heads

Dorman – Pipe Plug C.S. Hex 3/4-14 Npt X 5/8 In. (sold by each) (Part No.090-072)

Pipe Plug C.S. Hex 3/4-14 Npt X 5/8 In. (sold by each)

from

$3.49
This engine cylinder head 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 cylinder head 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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Felpro – AUXILIARY SHAFT SEAL SET (Part No.TCS 45109)

AUXILIARY SHAFT SEAL SET

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$11.99
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
  • Unsurpassed quality you can trust
  • Validated for fit, form and function
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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ARP Auto Racing – 1.895"Oal Stud, 1"D Adjuster Thread, 3/8"-24, 7/16"-14 Thread, 0.71"D Screw-In (Part No.134-7124)

1.895"Oal Stud, 1"D Adjuster Thread, 3/8"-24, 7/16"-14 Thread, 0.71"D Screw-In

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$7.99
If you have ever installed a rocker stud into a cylinder head and watched it wobble as it screwed in, you knew from the beginning that the rocker geometry was going to be inconsistent all over the place. ARP rocker studs are concentric within 0.005 T.I.R. thread pitch to thread pitch. They run in straight and true. Lengths are exact designed to provide positive seating every time. An extra large radius base offers greater resistance to flex. Available in both High Performance and Pro Series models. To be used with ARP patented Perma-Loc(TM) adjusters.

Product Features:
  • Made Of 8740 Chrome Moly Forgings
  • Heat Treated To 180,000 Psi
  • Excellent For Elapsed Time Bracket Racing, Limited Rule Oval Track Competition And Street Use
  • Lengths Are Exact Designed To Provide Positive Seating Every Time
  • Sold As A Pair
  • 1″ Adjuster Thread Length
  • 3/8″-24 Shank Diameter and Thread
  • 3/8″ Typical Small Block Application with Roller Rockers
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Sealed Power – Engine Exhaust Valve (Part No.V-1961)

Engine Exhaust Valve

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

Cylinder Head Gasket: Composite, Without Head Bolts

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$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
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Felpro – Cylinder Head Gasket Set (Part No.HS 8548 PT-11)

Cylinder Head Gasket Set

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$77.99
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
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Dorman – STD Cylinder Head Bolt, 7/16-14 X 3.938 X 1-1/16 In., Hex 5/8 In. (sold by each) (Part No.675-131)

STD Cylinder Head Bolt, 7/16-14 X 3.938 X 1-1/16 In., Hex 5/8 In. (sold by each)

from

$3.99
Cylinder head bolt stripped or broken? This engine cylinder head bolt directly replaces the original bolt on specific vehicle years, makes and models.

Product Features:
  • Direct replacement – designed to match the fit and function of the original cylinder head bolt on certain vehicles
  • Corrosion resistant – withstands elements for reliable service life
  • Application specific – made to hold cylinder head in place on specific vehicles
  • Trustworthy quality – backed by team of engineers and inspectors in United States
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Edelbrock – RPM Small-Block Ford 2.02" Cylinder Head Hydraulic Roller Camshaft (Part No.60255)

RPM Small-Block Ford 2.02" Cylinder Head Hydraulic Roller Camshaft

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$1035.99
The Edelbrock #60255 Performer RPM cylinder head is designed for use with 289-351W c.i.d. Small-Block Ford applications. The Edelbrock #60255 Performer RPM head is perfect for street performance, daily drivers, street rods and muscle cars where seat-of-th

Product Features:
  • Complete Single For Hydraulic Roller
  • 60cc Combustion Chamber Volume
  • 190cc Intake/60cc Exhaust Runner Volume
  • 2.02 in. Intake/1.6 in. Exhaust Valve Diameter
  • 0.625 in. Deck Thickness
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Edelbrock – E-CNC Small-Block Ford Cylinder Head Hydraulic Roller Camshaft (Part No.79259)

E-CNC Small-Block Ford Cylinder Head Hydraulic Roller Camshaft

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$1363.99
The Edelbrock part #79259 Small Block Ford E-CNC 185 cylinder head is the ultimate in performance. This cylinder head is fully CNC ported for maximum horsepower and torque, making them ideal for high-performance’s street and light duty racing applications

Product Features:
  • Complete Single For Hydraulic Roller/Mechanical Flat Tappet
  • 59cc Combustion Chamber Volume
  • 185cc Intake/75cc Exhaust Runner Volume
  • 2.02 in. Intake/1.57 in. Exhaust Valve Diameter
  • 0.625 in. Deck Thickness
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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

Felpro – Engine Cylinder Head Bolt Set (Part No.ES 72137)

Engine Cylinder Head Bolt Set

from

$47.99
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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Felpro – Engine Cylinder Head Dowel Pin (Part No.ES 74011)

Engine Cylinder Head Dowel Pin

from

$8.29
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:
  • Recommended replacement when observing wear on original pins
  • 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
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Spectre – Valve Cover (Part No.5018)

Valve Cover

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$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
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Edelbrock – Signature Series Valve Covers: Small Block Ford 221-351W 62-95, Chrome Steel (Part No.4460)

Signature Series Valve Covers: Small Block Ford 221-351W 62-95, Chrome Steel

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$74.99
The Edelbrock #4460 Signature Series Valve Covers are designed for Ford 260-289-302 (not Boss) and 351W V8 applications. Engineered for function and styled for great looks, Signature Series valve covers have stock-style breather baffles that prevent oil passage to the PCV valve. These quality valve covers accept all emissions equipment, including PCV valve holes. Rubber grommets for the breather and PCV valve holes are included. Matching breathers sold separately.

Product Features:
  • Small Block Ford 221-351W 62-95
  • Tall
  • Chrome Steel
  • Set Of Two
  • Rubber Grommets For Breather
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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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Sealed Power – Engine Rocker Arm Kit (Part No.R-847)

Engine Rocker Arm Kit

from

$8.99
Sealed Power Vintage parts provide coverage for applications over 35 years old, restoring classics with like-new performance. Leading-edge materials and ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Complete rocker arm assembly
  • 1 Arm
  • 1 Ball
  • 1 Nut
  • Utilizes ISO & QS certified manufacturing
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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
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Sealed Power – Engine Valve Lifter (Part No.HT-2083)

Engine Valve Lifter

from

$10.29
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-900)

Engine Valve Lifter

from

$9.79
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

Edelbrock – Hydraulic Roller Lifter Kit for Big-Block Ford. (Part No.97453)

Hydraulic Roller Lifter Kit for Big-Block Ford.

from

$959.99
Product Features:
  • Precision Self-Aligning Hydraulic Roller Lifter
  • Retro-Fit Lifter
  • Use w/Hyd Roller Lifter In Non-Roller Engine Block
  • Originally Equipped w/Conventional Lifters
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Sealed Power – Engine Push Rod (Part No.RP-3167)

Engine Push Rod

from

$2.49
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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Sealed Power – Engine Rocker Arm Nut (Part No.MR-1751)

Engine Rocker Arm Nut

from

$0.95
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 Rocker Arm Nut (Part No.MR-1823)

Engine Rocker Arm Nut

from

$0.72
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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1978 Mercury Zephyr Valve Cover and Cylinder Heads

Maybe you’re in the middle of a full rebuild of that 1978 Mercury Zephyr. Maybe you just need a couple of Valve Cover and Cylinder Heads. Either way, Advance Auto Parts has 45 different Valve Cover and Cylinder Heads in our inventory ranging from $0.43 to $1,751.99. That means you can find the exact parts or products you need to keep that 1978 Mercury Zephyr running smoothly.

Valve Cover and Cylinder Heads are only as good as their brand. We stock 8 different brands to make sure you have plenty of trusted parts to choose from for your 1978 Mercury Zephyr. 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 1978 Mercury Zephyr, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 82 reviews in this category, some of the top rated parts include Engine Push Rod with 5.0 stars and Engine Valve Spring Retainer Keeper with 5.0 stars.

So if you’re in the market for aftermarket Valve Cover and Cylinder Heads to keep your 1978 Mercury Zephyr 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 1978 Mercury Zephyr Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1978 Mercury Zephyr 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 Zephyr the best it can be. Be sure to browse some of our top Valve Cover and Cylinder Heads brands and parts.

Top 1978 Mercury Zephyr 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 1978 Mercury Zephyr. Popular Sealed Power parts include:
Engine Valve Lifter
from $9.79
(11)
Engine Valve Lifter
Engine Valve Lifters
Engine Rocker Arm Kit
from $8.99
(6)
Engine Rocker Arm Kit
Rocker Arms
Engine Rocker Arm Nut
from $0.95
(4)
Engine Rocker Arm Nut
Rocker Arm Nuts

FAQs for 1978 Mercury Zephyr Valve Cover and Cylinder Heads

What are the most purchased Valve Cover and Cylinder Heads for the 1978 Mercury Zephyr?

Out of 45 Valve Cover and Cylinder Heads for the 1978 Mercury Zephyr, the most popular in our inventory are:
Engine Valve Lifter
from $10.29
(1)
Engine Valve Lifter
Engine Valve Lifters
STD Cylinder Head Bolt, 7/16-14 X 3.938 X 1-1/16 In., Hex 5/8 In. (sold by each)
from $3.99
This product is not rated
STD Cylinder Head Bolt, 7/16-14 X 3.938 X 1-1/16 In., Hex 5/8 In. (sold by each)
Cylinder Head Bolts
Engine Valve Lifter
from $8.29
(2)
Engine Valve Lifter
Engine Valve Lifters

What are the top-rated 1978 Mercury Zephyr Valve Cover and Cylinder Heads?

Top-rated Valve Cover and Cylinder Heads for your 1978 Mercury Zephyr based on customer reviews/ratings are:
Engine Push Rod
from $2.49
(3)
Engine Push Rod
“Seem to be an OK set of push rods.”
Engine Valve Spring Retainer Keeper
from $0.43
(2)
Engine Valve Spring Retainer Keeper
“I would purchase again”
Cylinder Head Gasket Set
from $77.99
(2)
Cylinder Head Gasket Set
“seems to have all expected parts and gaskets”