1976 GMC K25 Engine Parts

Essential 1976 GMC K25 Engine Parts

Competition Cams – Thumpr 243/257 Hydraulic Flat Cam and Lifter Kit for Chevrolet Big Block 396-454 (Part No.CL11-602-4)

Thumpr 243/257 Hydraulic Flat Cam and Lifter Kit for Chevrolet Big Block 396-454

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$1322.99
BIG BLOCK CHEVY HYDRAULIC CAM AND LIFTER KIT – Big Mutha’ Thumpr: Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.

Product Features:
  • Cam and lifter kit for Big Block Chevy engines
  • CL-Kit includes cam, lifters, assembly lube, instructions and decals
  • HYDRAULIC – Big Mutha’ Thumpr: Street/strip, needs 9.5:1 compression, 2800+ stall, intake, gears and headers, very rough idle.
  • 295/312 Advertised Duration, 243/257 Duration @ .050″, .522″/.507″ Lift, 107 Lobe Separation
  • Valve spring upgrade required
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Mr. Gasket – Cam Bolt Lock Plate Kit (Part No.948G)

Cam Bolt Lock Plate Kit

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$18.09
Mr. Gasket cam locking plates feature a steel retainer plate designed to secure the cam gear bolts from coming loose and backing out, preventing costly engine damage. Retainer plate fits under bolt heads allowing tabs to be bent against hex head flats creating a secure positive lock.

Product Features:
  • Black oxide finished steel
  • Includes (3) grade 5 bolts & locking plate
  • Fits Chevrolet Small and Big Block without OE roller cam
  • Tabs bend up around bolt head to secure
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MAHLE Original – Fuel Pump Gasket (Part No.D27094)

Fuel Pump Gasket

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$1.99
MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:
  • All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
  • MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
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Melling – Stock Replacement Oil Pump Drive Gear (Part No.DG-62C)

Stock Replacement Oil Pump Drive Gear

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$42.49
Melling offers a replacement oil pump drive gear for several Jeep and GM applications. This gear should be replaced should the original gear show ware or be damaged or lost during the rebuilding process.

Product Features:
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
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Sealed Power – Engine Camshaft Bearing Set (Part No.1750M)

Engine Camshaft Bearing Set

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$60.99
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.

Product Features:
  • Steel-backed Babbitt lining material
  • Used in automotive and high-performance
  • Babbitt is designed to perform under extreme loads w/o damaging other engine parts
  • Babbitt is more environmentally friendly than other material
  • ISO & QS certified manufacturing
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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

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$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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Sealed Power – Engine Oil Pump Screen (Part No.224-1246)

Engine Oil Pump Screen

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$14.49
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:
  • Manufactured to fit a specific application
  • Provides the lubrication oil as well as protection for your oil pump from materials that find their way into the engine oil supply system
  • It is recommended that a new properly installed oil pump pick-up tube/screen be a part of every oil pump installation
  • Oil pump screen assemblies are manufactured under strict quality guidelines
  • Utilizes ISO & QS certified manufacturing
  • 5/8″ Inlet tube
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Anchor – Engine Mount: Front Left, Front Right, 1 Piece (Part No.2395)

Engine Mount: Front Left, Front Right, 1 Piece

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$11.29
The purpose of the mount is to support the engine and transmission on the chassis and dampen vibration and noise from reverberating to the rest of the vehicle. Engine and Transmission Mounts are engineered and manufactured to meet or exceed OEM specifications using the latest CAD/CAM engineering process to ensure superior quality, form, fit and function. Only premium quality materials are used in the manufacturing process to guarantee precise performance and maximum durability. Applicable to Applicable to CHEV 72-97; GMC 73-97;. Please verify your application.

Product Features:
  • MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
  • MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
  • HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
  • SUPERIOR BOND: A special Chemlock® bonding agent is used to ensure a superior rubber-to-metal bond.
  • HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
  • For Years: 1972-1997
  • Weight approx: 4 Lbs
  • PRODUCT: MADE IN THE USA
  • DESIGN: CLAMSHELL
  • PART GROUP: 2395, 2395
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Carquest Premium – Engine Oil Filler Cap: 10066, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10066)

Engine Oil Filler Cap: 10066, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack

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$5.49
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.

Product Features:
  • Provides proper seal to ensure leak prevention
  • Stops engine blow by
  • High quality construction
  • Meets all OEM specifications
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Felpro – OIL COOLER GASKET MOUNTING SET (Part No.ES 72671)

OIL COOLER GASKET MOUNTING SET

from

$15.99
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
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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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Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 5112)

Engine Valve Stem Oil Seal Set

from

$15.49
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:
  • 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
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National – Shaft Repair Sleeve (Part No.99176)

Shaft Repair Sleeve

from

$46.49
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:
  • Designed to repair damaged, grooved or worn shafts
  • Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
  • Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
  • Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
  • Easy to install with removable flange and installation tool
  • Installation tool reduces sleeve distortion and allows for installation without removal from the shaft
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Mr. Gasket – Oil Filler Tube (Part No.2066)

Oil Filler Tube

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$20.99
Chrome-plated steel oil filler tube. Works with Mr. Gasket’s matching #2063 Oil Filler Cap with PCV fitting.

Product Features:
  • Chrome plated steel filler tube is 7-3/4″ overall length
  • Fits Mr. Gasket breather #2063
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Mr. Gasket – Ultra Seal: Oil Pan Stud Kit (Part No.6316)

Ultra Seal: Oil Pan Stud Kit

from

$75.99
The black finish grade 5 bolts have a bullet tip to make installation easy. The zinc plated self-locking nuts give uniform clamping for a positive seal.

Product Features:
  • Bullet Tip Design
  • Aid Alignment and Installation
  • Grade 5 Studs w/ Black Finish
  • Zinc Plated Self-Locking Nuts
  • Assures Positive Gasket Seal
  • The Professionals Choice
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Dorman – Help – Oil Pump Bushing (Part No.90460)

Oil Pump Bushing

from

$4.99
This engine oil pump bushing 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 oil pump bushing matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this bushing is a reliable replacement for an original part that 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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Edelbrock – Valve Seat for S/B Chevy heads with 1.60" Valves (Part No.9710)

Valve Seat for S/B Chevy heads with 1.60" Valves

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$18.99
Product Features:
  • Valve Seats
  • Performer Series
  • 50-State Street Legal
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Cloyes Performance – High Performance Timing Chain (Part No.9-131)

High Performance Timing Chain

from

$80.99
High Performance 3/8″ Pitch Double Roller Replacement TRUE Roller Chain. 0.250″ Roller Diameter. Heat Treated and Processed Links to Maximize Ultimate Breaking Strength while Remaining Ductile for Toughness. Pre-stressed to Increase Fatigue Life.

Product Features:
  • A timing chain synchronizes the rotation of the crankshaft and camshaft(s), ensuring proper timing of the engines valve events for each cylinder
  • Our chains are engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment
  • From stock replacement to high performance, Cloyes has the most complete timing chain catalog
  • Cloyes parts are CAD designed and manufactured using premium materials. Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Cloyes recommends the chain tensioner(s), sprocket(s), and guide(s) also be replaced when the chain is replaced as these components play a vital role in system stability and accurate timing
  • Refer to our online catalog for detailed application-specific information
  • Keep your engines valvetrain in perfect time with Cloyes, the world leader in timing drive systems
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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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Mr. Gasket – Timing Tab W/Adjustable Pointer – Chrome Plated – For 7" Harmonic Balancers (Part No.4597)

Timing Tab W/Adjustable Pointer - Chrome Plated - For 7" Harmonic Balancers

from

$21.79
Bolts on with existing timing cover bolts. It is chrome plated steel, which makes is a better compliment to a chrome timing cover. It also has an adjustable red timing pointer. This allows for better visibility and helps you set your timing more easily. Just loosen the screw, set the pointer to the desired initial timing level, and screw it back down. Then you’ll be able to more clearly see if your timing is where you want it when checking your timing. Has markings from 12 degrees before top dead center (BTDC) to 8 degrees after top dead center (ATDC).

Product Features:
  • Bolts on using existing timing cover bolts
  • Chrome finish compliments chrome timing covers
  • Red adjustable pointer makes it easier to check timing
  • Timing marks from 12 degrees BTDC to 8 degrees ATDC
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Melling – Stock Replacement Oil Pump Screen (Part No.241S)

Stock Replacement Oil Pump Screen

from

$22.49
A new Melling pick-up tube/oil screen assembly provides the lubrication oil as well as protection for your oil pump from materials that find their way into the engine oil supply system. Contaminates enter your oil system via engine ware, extended time between oil changes and other internal engine sources. These contaminates can interfere with the proper oil flow and pressure spring functions resulting in engine damage and/or failure. Melling suggests that a new properly installed oil pump pick-up tube/screen be a part of every oil pump installation. Several Melling oil pump applications are offered with an oil screen included.

Product Features:
  • Manufactured from high quality durable materials for long wear
  • Precision engineering protects the engine from dirt and contaminants
  • Designed for long-life and worry-free performance
  • Meets or exceeds original equipment specifications
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Edelbrock – Pushrod Set for S/B Chevy (Part No.9629)

Pushrod Set for S/B Chevy

from

$187.99


Product Features:
  • Case-Hardened Tubing
  • Surface Hardening
  • Welded Ends
  • 0.3125 in. Diameter
  • Use with or without Hardened Steel Guideplates
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Mr. Gasket – Ultra Seal: Oil Pan Stud Kit (Part No.6315)

Ultra Seal: Oil Pan Stud Kit

from

$45.99
The black finish grade 5 bolts have a bullet tip to make installation easy. The zinc plated self-locking nuts give uniform clamping for a positive seal.

Product Features:
  • Includes:
  • (14) 1/4″-20/28 x 1-1/8″ Long
  • (4) 5/16″-18/24 x 1-5/16″ Long
  • Zinc Plated Self-Locking Nuts
  • Assures Positive Gasket Seal
  • The Professionals Choice
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Flex A Lite – Oil Cooler Sandwich Adapter Kit (Part No.3965)

Oil Cooler Sandwich Adapter Kit

from

$43.99
Oil Cooler Sandwich Adapter Kit

National – Multi Purpose Seal (Part No.3945)

Multi Purpose Seal

from

$13.29
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:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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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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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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Cloyes Performance – Engine Camshaft Thrust Plate (Part No.9-220B)

Engine Camshaft Thrust Plate

from

$18.99
0.150″ Thick. Bronze Thrust Washer.

Product Features:
  • 0.150″ Thick
  • Bronze Thrust Washer.
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Popular 1976 GMC K25 Engine Parts Categories

1976 GMC K25 Engine Parts

You count on your 1976 GMC K25 to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Engine Parts. With 612 Engine Parts ranging in price from $0.30 to $9,081.99, you’re sure to find everything you need for your 1976 GMC K25.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 25 different brands like Sealed Power, Felpro, and Melling. 1976 GMC K25 Engine Parts start as low as $0.30!

One of the best ways to find top quality OEM or aftermarket Engine Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 4,218 extensive product reviews on 1976 GMC K25 Engine Parts. Some of the top-rated Engine Parts products we carry are Engine Valve Cover Gasket Set with 4.8 stars and Oil Pan Gasket Set: PermaDryPlus Rigid Carrier Includes Bolts & Snap-Ups®, 41 Piece with 4.6 stars.

Did we mention you can order your Engine Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Engine Parts inventory for your 1976 GMC K25 below to get started!

Top-Rated Engine Parts Brands For Your 1976 GMC K25

Trusted Engine Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1976 GMC K25 running right for years to come. In our inventory you’ll find brands like Sealed Power, Felpro, Melling, and even more.

Popular Anchor Engine Parts

You’ll find popular Anchor brand products across Engine Mounts. All are waiting to get your 1976 GMC K25 back on the road. Some of the top-rated Anchor products in these categories are:
Engine Mount: Front Left, Front Right, 1 Piece
from $13.49
(18)
Engine Mount: Front Left, Front Right, 1 Piece
Engine Mounts

FAQs for 1976 GMC K25 Engine Parts

What are the most purchased Engine Parts for the 1976 GMC K25?

Out of 612 Engine Parts for the 1976 GMC K25, 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 Cylinder Head Bolt Set
from $31.99
(38)
Engine Cylinder Head Bolt Set
Cylinder Head Bolt Sets

What are the top-rated 1976 GMC K25 Engine Parts?

Top-rated Engine Parts for your 1976 GMC K25 based on customer reviews/ratings are:
Engine Valve Cover Gasket Set
from $25.99
(45)
Engine Valve Cover Gasket Set
“Satisfied”
TIMING COVER GASKET SET
from $19.99
(24)
TIMING COVER GASKET SET
“Good”