1968 GMC G25 Valve Cover and Cylinder Heads

Essential 1968 GMC G25 Valve Cover and Cylinder Heads

ARP Auto Racing – ARP Cylinder Head Bolt Kit (Part No.135-3703)

ARP Cylinder Head Bolt Kit

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$149.99
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% stronger than Grade 8) and kits come complete with hardened parallel-ground washers.

Product Features:
  • 1/2″ 12-Point Socket Size(s)
  • 8740 Chromoly
  • Black Oxide
  • Big Block Chevy Late Bowtie Aluminum, World Prod. Merlin, Iron Dart, Pro-1 and Pro Top Line Heads
  • Sold As A Kit
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Edelbrock – Valve Seat for B/B Chevy heads with 2.19" Valves (Part No.9716)

Valve Seat for B/B Chevy heads with 2.19" Valves

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$22.99
Product Features:
  • 2.19 in.
  • Ductile Iron Material
  • Intake
  • Sold Individually
  • Made In The USA
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Felpro – Cylinder Head Gasket: Composite, Without Head Bolts (Part No.501 SD)

Cylinder Head Gasket: Composite, Without Head Bolts

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$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:
  • DESIGNED FOR THE TOUGHEST CONDITIONS — Engineered for hardworking vehicles that operate in severe conditions
  • STRONG AND DURABLE — Severe duty steel core gaskets designed slightly thicker to accommodate for machined surfaces
  • PREMIUM MATERIALS — High-grade stainless armor enhances strength and corrosion resistance while proprietary coatings enhance sealing and anti-stick properties
  • SUPERIOR SEAL — Precise embossed Printoseal sealing beads at all 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
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Spectre – Valve Cover (Part No.5321)

Valve Cover

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$8.99
Spectre’s Valve Cover Spreader Bar Kits are designed to improve the seal between your valve cover and cylinder head. Constructed from high quality heavy gauge steel, the spreader bars help to evenly distribute clamping pressure, preventing leaks. Featuring a triple chrome-plated finish, this kit is designed to fit Chevrolet 265-400 Small Block engines.

Product Features:
  • Designed for Chevrolet 265-400 Small Block engines
  • Features a triple chrome-plated finish
  • Constructed from heavy gauge steel
  • Engineered to improve valve cover seal
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Edelbrock – Classic Series Valve Covers: Small Block Chevy 262-400 1959-86, Black Aluminum (Part No.41443)

Classic Series Valve Covers: Small Block Chevy 262-400 1959-86, Black Aluminum

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$371.99
The Edelbrock part #41443 Classic Series Valve Covers are designed for Chevy 262-400 V8 1959-86 (with oil fill hole) applications and have a Black powder coat finish. Edelbrock first made these aluminum valve covers in the late ’50s and they’re still a classic. 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:
  • Small Block Chevy 262-400 1959-86
  • Tall
  • Black Aluminum
  • Set Of Two
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Sealed Power – Engine Rocker Arm Ball (Part No.MR-1783)

Engine Rocker Arm Ball

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$0.65
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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Edelbrock – RPM Big-Block Chevy Oval Port Cylinder Head Hydraulic Flat Tappet Cam (Part No.60439)

RPM Big-Block Chevy Oval Port Cylinder Head Hydraulic Flat Tappet Cam

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$1156.99
The Edelbrock #60439 Performer RPM High-Compression O-Port cylinder head is designed for Big-Block Chevy applications. The Edelbrock #60439 Performer RPM head is perfect for street performance, daily drivers, street rods and muscle cars where seat-of-the-

Product Features:
  • Complete Single High Compression 454-0
  • 100cc Combustion Chamber Volume
  • 290cc Intake/110cc Exhaust Runner Volume
  • 2.19 in. Intake/1.88 in. Exhaust Valve Diameter
  • 0.562 in. Deck Thickness
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Sealed Power – Engine Exhaust Valve (Part No.V-1904)

Engine Exhaust Valve

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$6.49
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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Edelbrock – Performer Series Retainer (Qty 16) (Part No.9731)

Performer Series Retainer (Qty 16)

from

$128.99
Product Features:
  • Use W/ Valve Springs Part #5762, 5795
  • Use W/ Locks Part #9612
  • 1.50 in. Outside Diameter
  • Steel Material
  • Black Oxide Finish
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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.
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ARP Auto Racing – 1.75"Oal Stud, 0.8"D Adjuster Third, 3/8"-24, 7/16"-14, 0.7"D Screw-In, Set Of 16 (Part No.134-7101)

1.75"Oal Stud, 0.8"D Adjuster Third, 3/8"-24, 7/16"-14, 0.7"D Screw-In, Set Of 16

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$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
  • .800″ Adjuster Thread Length
  • 3/8-24 Shank Diameter and Thread
  • 3/8″ Typical Small Block Application
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Mr. Gasket – Cylinder Head Dowel Pins (Part No.4377)

Cylinder Head Dowel Pins

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$17.79
Big Block Chevrolet tubular head dowel, .638/.639 inch o.d. (outer diameter) by 1/2 inch. Packaged two per set. These hard to find dowel pins are precision machined then case hardened for accurate alignment in engine assembly.

Product Features:
  • Precision Machined
  • Case Hardened
  • Give Accurate Alignment
  • 2 Per Set
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Felpro – Cylinder Head Gasket Set (Part No.HS 7733 SH-2)

Cylinder Head Gasket Set

from

$35.49
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:
  • 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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Edelbrock – Performer-Plus Hydraulic Flat Tappet Lifters (Part No.9738)

Performer-Plus Hydraulic Flat Tappet Lifters

from

$127.99
Product Features:
  • Replacement Lifters For Performer Cam
  • 50 State Legal
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Sealed Power – Engine Rocker Arm Kit (Part No.R-826)

Engine Rocker Arm Kit

from

$3.49
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 Ball
  • 1 Nut
  • Utilizes ISO & QS certified manufacturing
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ARP Auto Racing – ARP Cylinder Head Stud Kit (Part No.234-4301)

ARP Cylinder Head Stud Kit

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$316.99
ARP only uses premium grade 8740 alloy and a proprietary ARP2000 alloy that are rated for superior to “aircraft” quality alloy steels. Secondly, each stud is placed vertically into special racks and precisely heat-treated to 200,000 psi for the 8740 material and 220,000 psi for the ARP2000 material. This procedure ensures complete heat penetration and the results are far superior to those lesser quality studs from other manufacturers who just dump pieces in a basket and hope for the best. 

Product Features:
  • 1/2″ 12-Point, 3/16″ Allen Socket Size(s)
  • 8740 Chromoly
  • Black Oxide
  • Small Block Chevy
  • Sold As A Kit
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Mr. Gasket – Chrome Valve Cover Wing Bolts (Part No.9824)

Chrome Valve Cover Wing Bolts

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$15.99
Chrome-plated for beauty and durability, wing bolts make valve cover removal fast & easy. They are precision-engineered and feature extra-long threads to accommodate Mr. Gasket re-usable valve cover gasket & custom valve covers.

Product Features:
  • Fits Chevy V8
  • Standard Y Top 1/4 In-20 X 5/8 in L
  • Chrome Plated Steel
  • Overall Length: 4.64″
  • Installed Length: 4.00″
  • Pack of 4
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Sealed Power – Engine Push Rod (Part No.RP-3180)

Engine Push Rod

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$2.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.
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Sealed Power – Engine Push Rod (Part No.RP-3182)

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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Edelbrock – Sure Seat Valve Springs for Big-Block Chevy 396-402-427-454 V8 (Part No.5862)

Sure Seat Valve Springs for Big-Block Chevy 396-402-427-454 V8

from

$80.99
Complete kit includes retainers and locks. Springs made of highest quality spring wire. Springs precision wound to close tolerances. Includes superior quality steel retainers. Includes 7 degree heat-treated valve stem locks. Retainers and locks black oxide coated. Non-Rotator style: Dyno tested and street proven. Great match to Edelbrock camshaft kit.

Product Features:
  • For Use With Cast Iron Heads
  • Springs Made of Highest Quality Spring Wire
  • Springs Precision Wound To Close Tolerances
  • Use with Original Equipment Heads Only
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Edelbrock – Sure Seat Valve Springs (Part No.5825)

Sure Seat Valve Springs

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$147.99
The Edelbrock #5825 Replacement Sure Seat Valve Spring for Edelbrock #5085, 60759, 60909, 60719, 60739, 60999, 60899 & 79899 cylinder heads are made of highest quality spring wire and precision wound to close tolerances.

Product Features:
  • Non-Rotator Type
  • 1.460 in. Outer Diameter
  • Made In The USA
  • Single Coil Spring Type
  • Set of 16
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Edelbrock – Complete Sure Seat Valve Spring Kit for Chevy 262-400 V8 1957-95 (Part No.5794)

Complete Sure Seat Valve Spring Kit for Chevy 262-400 V8 1957-95

from

$151.99
Complete kit includes retainers and locks. Springs made of highest quality spring wire. Springs precision wound to close tolerances. Includes superior quality steel retainers. Includes 7 degree heat-treated valve stem locks. Retainers and locks are black oxide coated. Non-rotator style: Dyno tested and street proven. Great match to Edelbrock camshaft kit.

Product Features:
  • Complete Kit: Includes Retainers And Locks
  • Springs Made of Highest Quality Spring Wire
  • Springs Precision Wound To Close Tolerances
  • Includes Superior Quality Steel Retainers
  • Includes 7 deg. Heat-Treated Valve Stem Locks
  • Retainers and Locks Black Oxide Coated
  • Non-Rotator Style: Dyno Tested and Street Proven
  • Great Match to Edelbrock Camshaft Kit
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Spectre – Engine Dress Steel Up Kit (Part No.54083)

Engine Dress Steel Up Kit

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$119.99
Spectre’s Engine Dress-Up Kit was designed for the ’58-’86 Chevrolet small block 265-400. This kit includes: stock height baffled covers, chrome T-bar hold downs, chrome PCV breather, chrome breather, chrome oil filler cap, grommets, and a stainless steel braided PCV hose with red/blue Magna-Clamps. Designed for use with OE specifications for fit and function, Spectre products are engineered to perform as good as they look.

Product Features:
  • For Chevrolet small block 265 and 400
  • Kit includes: stock height baffled covers, chrome T-bar hold downs, chrome PCV breather, chrome breather, chrome oil filler cap, grommets, and a stain
  • Designed for use with OE specifications for fit and function
  • Made from high quality material
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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
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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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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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1968 GMC G25 Valve Cover and Cylinder Heads

Maybe you’re in the middle of a full rebuild of that 1968 GMC G25. Maybe you just need a couple of Valve Cover and Cylinder Heads. Either way, Advance Auto Parts has 58 different Valve Cover and Cylinder Heads in our inventory ranging from $0.43 to $1,575.99. That means you can find the exact parts or products you need to keep that 1968 GMC G25 running smoothly.

Valve Cover and Cylinder Heads are only as good as their brand. We stock 6 different brands to make sure you have plenty of trusted parts to choose from for your 1968 GMC G25. Sealed Power, Felpro, and Mr. Gasket 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 1968 GMC G25, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 308 reviews in this category, some of the top rated parts include Chrome Valve Cover Wing Bolts with 4.4 stars and Signature Series Valve Covers: Small Block Chevy 262-400 1959-86, Chrome Steel with 4.4 stars.

So if you’re in the market for aftermarket Valve Cover and Cylinder Heads to keep your 1968 GMC G25 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 1968 GMC G25 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1968 GMC G25 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 G25 the best it can be. Be sure to browse some of our top Valve Cover and Cylinder Heads brands and parts.

Popular Edelbrock Valve Cover and Cylinder Heads

We carry Edelbrock parts in our stock across Engine Valve Springs categories, plus more. For a 1968 GMC G25, our most popular Edelbrock Valve Cover and Cylinder Heads include:
Sure Seat Valve Springs for Chevy 262-400 V8 1957-95
from $60.99
(2)
Sure Seat Valve Springs for Chevy 262-400 V8 1957-95
Engine Valve Springs

FAQs for 1968 GMC G25 Valve Cover and Cylinder Heads

What are the most purchased Valve Cover and Cylinder Heads for the 1968 GMC G25?

Out of 58 Valve Cover and Cylinder Heads for the 1968 GMC G25, the most popular in our inventory are:
Engine Valve Lifter
from $13.99
(15)
Engine Valve Lifter
Engine Valve Lifters
Engine Push Rod
from $2.99
(5)
Engine Push Rod
Push Rods
Engine Rocker Arm Nut
from $0.95
(4)
Engine Rocker Arm Nut
Rocker Arm Nuts

What are the top-rated 1968 GMC G25 Valve Cover and Cylinder Heads?

Top-rated Valve Cover and Cylinder Heads for your 1968 GMC G25 based on customer reviews/ratings are:
Chrome Valve Cover Wing Bolts
from $15.99
(9)
Chrome Valve Cover Wing Bolts
“good”
Signature Series Valve Covers: Small Block Chevy 262-400 1959-86, Chrome Steel
from $56.99
(7)
Signature Series Valve Covers: Small Block Chevy 262-400 1959-86, Chrome Steel
“Used to replace my bent up covers easy install bolted right up”
Engine Rocker Arm Kit
from $3.49
(6)
Engine Rocker Arm Kit
“The rocker was what i needed and was hard to find. You guys helped out well and were right in the neighborhood thanks”