1973 Mercury Comet Valve Cover and Cylinder Heads

Essential 1973 Mercury Comet Valve Cover and Cylinder Heads

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 Kit (Part No.R-855)

Engine Rocker Arm Kit

from

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

Product Features:
  • Complete rocker arm assembly
  • 1 Arm
  • 1 Pivot
  • 1 Arm
  • Utilizes ISO & QS certified manufacturing
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Edelbrock – 289-302 Ford Head Bolt Kit (Part No.8552)

289-302 Ford Head Bolt Kit

from

$107.99


Product Features:
  • Highest Quality Head Bolts
  • Cold-Formed/Heat Treated
  • Ensures Molecular Integrity
  • Reduced Diameter Bolt Heads
  • Hardened/Parallel-Ground Washers Included
  • Rated At 170000 psi
  • Manufactured By ARP
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ARP Auto Racing – For Use With Ford Big Block 390/ 428 Cid Fe Series, Hex Head, Black Oxide, Chrome (Part No.155-3601)

For Use With Ford Big Block 390/ 428 Cid Fe Series, Hex Head, Black Oxide, Chrome

from

$109.99
High Performance head bolts are available with a reduced wrenching hex or 12 point and wide area flanged head that eliminates the need for valve train removal to facilitate cylinder head retorquing. All High Performance Series bolts are 180,000 PSI (which is 15 Percent stronger than Grade 8) and kits come complete with hardened parallel ground washers.

Product Features:
  • High Performance Head Bolts Are Available With A Reduced Wrenching Hex Or 12 Point
  • Wide Area Flanged Head That Eliminates The Need For Valve Train Removal To Facilitate Cylinder Head Retorquing
  • Rated At 180,000 Psi Tensile Strength
  • High Performance Head Bolts Are Stronger
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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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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.
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ARP Auto Racing – For Use With Chevy Small Block, 1.895" Stud L, Black Oxide, Chrome, Set Of 16 (Part No.134-7104)

For Use With Chevy Small Block, 1.895" Stud L, Black Oxide, Chrome, Set Of 16

from

$59.99
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
  • Set of 16
  • 1″ Adjuster Thread Length
  • 3/8″-24 Shank Diameter and Thread
  • 3/8″ Typical Small Block Application with Roller Rockers
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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

from

$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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Dorman – Steel Cup Expansion Plug 1-1/2 In., Height 0.480 (sold by each) (Part No.555-028)

Steel Cup Expansion Plug 1-1/2 In., Height 0.480 (sold by each)

from

$2.29
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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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
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Felpro – Cylinder Head Gasket Set (Part No.HS 8548 PT-11)

Cylinder Head Gasket Set

from

$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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Felpro – Cylinder Head Gasket Set (Part No.HS 8554 PT)

Cylinder Head Gasket Set

from

$72.99
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:
  • Head sets contain gaskets and seals necessary for a valve grind or head reconditioning job
  • Application specific design to ensure a perfect fit and premium seal
  • Premium quality parts you can trust
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Contains all the parts needed to complete the repair unless otherwise noted
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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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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
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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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Edelbrock – RPM 427 Low-Riser/ Medium-Riser Cylinder Head (Part No.60079)

RPM 427 Low-Riser/ Medium-Riser Cylinder Head

from

$936.99
Product Features:
  • Out-of-the-Box Bolt-On Performance
  • Valves Promote Excellent Flow For Streetable Power
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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
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Felpro – Cylinder Head Gasket: Composite, Without Head Bolts (Part No.7916 PT-1)

Cylinder Head Gasket: Composite, Without Head Bolts

from

$31.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES – Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
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Edelbrock – Cylinder Head Gasket Set for Ford (Part No.7313)

Cylinder Head Gasket Set for Ford

from

$61.99
Product Features:
  • Cylinder Head Gasket
  • 1963-1996 289-302 (except boss)-351w; 1982-1996 5L
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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
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Edelbrock – Classic Series Valve Covers: Ford FE V8 1958-76, Polished Aluminum, Set Of 2 (Part No.4162)

Classic Series Valve Covers: Ford FE V8 1958-76, Polished Aluminum, Set Of 2

from

$442.99
The Edelbrock #4162 Classic Series Valve Covers are designed for Ford FE V8 1958-1976 applications. Edelbrock first made these aluminum valve covers in the late ’50s and they’re still a classic. They are made of heavy-gauge sand-cast aluminum, Overall height is measured from base to top at the highest point. Edelbrock classic valve covers can be machined to accept breathers if desired.

Product Features:
  • Ford FE V8 1958-76
  • Tall
  • Polished Aluminum
  • Set Of Two
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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

from

$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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Competition Cams – SUPER VALVE LOCKS, 3/8" 1 ST (Part No.612-16)

SUPER VALVE LOCKS, 3/8" 1 ST

from

$553.99
Inside tang-to-taper relationship held tightly for repeatable valve spring installed heights

Product Features:
  • For simplicity, any Super Lock fits any COMP Cams 10° retainer – just choose the correct lock for you valve size and application
  • Super Locks are recommended in all race applications
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Sealed Power – Engine Valve Spring Retainer Keeper (Part No.VK-138)

Engine Valve Spring Retainer Keeper

from

$0.30
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 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
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.
See More

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

1973 Mercury Comet Valve Cover and Cylinder Heads

Maybe you’re in the middle of a full rebuild of that 1973 Mercury Comet. Maybe you just need a couple of Valve Cover and Cylinder Heads. Either way, Advance Auto Parts has 39 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 1973 Mercury Comet 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 1973 Mercury Comet. 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 1973 Mercury Comet, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 54 reviews in this category, some of the top rated parts include 289-302 Ford Head Bolt Kit with 2.0 stars and Engine Push Rod with 5.0 stars.

So if you’re in the market for aftermarket Valve Cover and Cylinder Heads to keep your 1973 Mercury Comet 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 1973 Mercury Comet Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1973 Mercury Comet 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 Comet the best it can be. Be sure to browse some of our top Valve Cover and Cylinder Heads brands and parts.

Top 1973 Mercury Comet 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 1973 Mercury Comet. 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 1973 Mercury Comet Valve Cover and Cylinder Heads

What are the most purchased Valve Cover and Cylinder Heads for the 1973 Mercury Comet?

Out of 39 Valve Cover and Cylinder Heads for the 1973 Mercury Comet, 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
Rubber Expansion Plug 1-1/2 In. - Size Range 1-1/2 In. - 1-5/8 In. (sold by each)
from $8.49
This product is not rated
Rubber Expansion Plug 1-1/2 In. – Size Range 1-1/2 In. – 1-5/8 In. (sold by each)
Rocker Arm Shaft Plugs

What are the top-rated 1973 Mercury Comet Valve Cover and Cylinder Heads?

Top-rated Valve Cover and Cylinder Heads for your 1973 Mercury Comet based on customer reviews/ratings are:
289-302 Ford Head Bolt Kit
from $107.99
(7)
289-302 Ford Head Bolt Kit
“Great quality bolts. They include thread locker. Would definitely recommend to anyone replacing their heads.”
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”