GMC C25 Engine Parts

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Essential GMC C25 Engine Parts

Sealed Power – Camshaft Bearing Set (Part No.2100M)

Camshaft Bearing Set

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$72.99
Speed-Pro delivers the power you need and the value and quality that you deserve. Whether you are running at the track, chasing trophies on the strip, or just cruising down the road, count on Speed-Pro to provide the best value in HP engine components

Product Features:
  • Steel backed micro Babbitt lining material
  • Used in automotive and high-performance, Babbitt is designed to deform under extreme loads with o damaging other engine parts.
  • Fatigue life of cam bearings are nearly doubled
  • Ensures dependable performance and superior service life
  • Application specific design to ensure a perfect fit and correct operation for unsurpassed quality that you can trust
  • Application-specific design for perfect fit and correct operation
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Melling – Stock Replacement Type Oil Pump Repair Kit (Part No.K-55)

Stock Replacement Type Oil Pump Repair Kit

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$47.49
Melling oil pump repair kits are provided to supply the parts needed to rebuild a specific individual oil pump. Melling kits include all the required parts needed for a quality oil pump rebuild. Although Melling recommends the installation of a new oil pump, Melling oil pump repair kits are the preferred choice when a rebuilder has the desire to reuse the original oil pump casting or front timing cover.

Product Features:
  • Includes components needed to rebuild a worn oil pump providing an alternative to purchasing a new oil pump
  • Components are manufactured from high quality materials for durable wear
  • Components are precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
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Sealed Power – Engine Piston Ring Set (Part No.E-356K)

Engine Piston Ring Set

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$107.99
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:
  • Face of top rings coated with latest generation Plasma-Moly
  • Decreases friction
  • Very resistant to scuffing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
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Felpro – PermaTorque Engine Cylinder Head Gasket Set (Part No.HS 8006 PT-1)

PermaTorque Engine Cylinder Head Gasket Set

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$60.99
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:
  • 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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Cloyes Performance – Engine Camshaft Thrust Button (Part No.9-202)

Engine Camshaft Thrust Button

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$37.99
All Components are Heat-Treated Steel. Needle Roller Bearing for a Fully Rollerized Operation. 0.640″ Long, Used with Later Sheet Metal Covers.

Product Features:
  • All Components are Heat-Treated Steel
  • Needle Roller Bearing for a Fully Rollerized Operation
  • Used with Later Sheet Metal Covers.
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Melling – Stock Replacement Engine Assembly Lubricant, 4 oz. (Part No.M-10012)

Stock Replacement Engine Assembly Lubricant, 4 oz.

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$6.99
Product Features:
  • Superior Wear Protection – Formulated with extreme pressure additives to protect engine components from metal-to-metal contact during initial startup
  • High Tackiness – Stays in place during assembly and storage, ensuring consistent lubrication exactly where it’s needed
  • Broad Compatibility – Safe for use with all engine components including camshafts, lifters, bearings, and valve train parts
  • Easy Startup Support – Reduces friction and prevents dry starts by providing instant lubrication during first engine fire-up
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Holley – GM LS Swap Oil Pan – Black – Additional Front Clearance (Part No.302-2BK)

GM LS Swap Oil Pan - Black - Additional Front Clearance

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$645.99
Product Features:
  • Designed for LS engine swap installations in GM muscle/classic car and truck chassis requiring more oil pan to chassis clearance around the front half of the oil pan.
  • Perfect for: 1967-1969 Camaro/Firebird, 1968-1974 Nova/Apollo/Ventura/Omega, 1982-1992 F-body, 1978-1987 G-body, and 1964-1972 A-body applications.
  • NOTE – Oil pan No. 302-2 may not be used with LS7 engines or “stroker” engines greater than 3.62″.
  • Can be used anywhere a GM F-Body oil pan can be used
  • New applications will be added as testing confirms fitment
  • Provides OE Style fitment – OE oil filter mounting, OE oil cooler port provision, OE engine NVH suppression, OE flange gasket and sealing, proper structural rigidity and OE bell-housing attachments
  • High-quality cast aluminum with black finish
  • Provides maximum clearance for vehicles where the steering linkage is behind the engine crossmember.
  • Cast and machined aluminum
  • Complete kit includes sump baffle, OE style pick-up tube, sump plug, oil filter stud, oil passage cover, etc.
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Spectre – Valve Cover Clamps SB (Part No.5321)

Valve Cover Clamps SB

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$9.99
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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Felpro – OIL COOLER GASKET MOUNTING SET (Part No.ES 72671)

OIL COOLER GASKET MOUNTING SET

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$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:
  • 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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Dorman – Pipe Plug C.S. Square 1/4-18 NPT, Head Size 1/4 In. (Sold by each) (Part No.090-067)

Pipe Plug C.S. Square 1/4-18 NPT, Head Size 1/4 In. (Sold by each)

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$4.99
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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Edelbrock – E-Street Big-Block ChevyHead Cylinder Head Oval COMPLETE Single (Part No.50459)

E-Street Big-Block ChevyHead Cylinder Head Oval COMPLETE Single

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$1343.99
The Edelbrock #50459 E-Street cylinder 290 Oval Port head is designed for Big-Block applications. The Edelbrock E-Street cylinder head offers American made quality and affordable performance. E-Street cylinder head features as-cast ports and are designed

Product Features:
  • Oval Port Complete Single For Hydraulic Flat Tappet
  • 110cc Combustion Chamber Volume
  • 220cc Intake/110cc Exhaust Runner Volume
  • 2.19 in. Intake/1.88 in. Exhaust Valve Diameter
  • 0.562 in. Deck Thickness
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Competition Cams – Xtreme Energy 224/230 Hydraulic Roller Cam and Lifter Kit (Part No.CL12-423-8)

Xtreme Energy 224/230 Hydraulic Roller Cam and Lifter Kit

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$1152.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.

Product Features:
  • Excellent performance in street carbureted applications.
  • More vacuum allows an increase in duration for improved performance and assists power brakes.
  • Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
  • Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
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Cloyes Performance – Engine Camshaft Bushing (Part No.P9005)

Engine Camshaft Bushing

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$24.99
Replacement Hex-A-Just Billet Steel Camshaft Dowel Eccentric Bushing; 100% USA Made; Meets or exceeds OEM performance requirements; Cloyes utilizes the latest in design and material technology, ensuring quiet and maintenance-free experience.

Product Features:
  • Replacement Hex-A-Just Billet Steel Camshaft Dowel Eccentric Bushing
  • 100% USA Made
  • Meets or exceeds OEM performance requirements
  • Cloyes utilizes the latest in design and material technology, ensuring quiet and maintenance-free experience.
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Victor Reinz – Engine Valve Cover Gasket Set (Part No.15-10542-01)

Engine Valve Cover Gasket Set

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$12.99
Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
  • Dana engineering-approved for fit, form and function
  • Meets or exceeds OE specifications
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Mr. Gasket – Cam Bolt Lock Plate Kit (Part No.948G)

Cam Bolt Lock Plate Kit

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$21.49
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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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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$24.99
Product Features:
  • 2.19 in.
  • Ductile Iron Material
  • Intake
  • Sold Individually
  • Made In The USA
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Sealed Power – Engine Rocker Arm Kit (Part No.R-826)

Engine Rocker Arm Kit

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$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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Edelbrock – Sure Seat Valve Springs for Ford 429/460 V8 1969-1987 (Part No.5767)

Sure Seat Valve Springs for Ford 429/460 V8 1969-1987

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$117.99
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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Sealed Power – Engine Valve Spring Retainer Keeper (Part No.VK-115)

Engine Valve Spring Retainer Keeper

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$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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Cloyes Performance – Engine Timing Cover (Part No.9-221D)

Engine Timing Cover

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$33.99
QUICK BUTTON Two-Piece Timing Cover Replacement Kit. Includes all the Required Cap Screws, O-Ring and Rollerized Button. Meets or exceeds OEM performance requirements. Cloyes utilizes the latest in design and material technology, ensuring quiet and maintenance-free experience.

Product Features:
  • QUICK BUTTON Two-Piece Timing Cover Replacement Kit
  • Includes all the Required Cap Screws, O-Ring and Rollerized Button
  • Meets or exceeds OEM performance requirements
  • Cloyes utilizes the latest in design and material technology, ensuring quiet and maintenance-free experience.
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Dorman – Help – Motor Mount Bolt Kit – Grade 8 (Part No.81101)

Motor Mount Bolt Kit - Grade 8

from

$5.99
This engine mount bolt 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 mount bolt matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this bolt 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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Cloyes Performance – High Performance Timing Set (Part No.9-3100BZ)

High Performance Timing Set

from

$286.99
HEX-A-JUST Allows for Infinite Valve Timing Adjustability of +/-6 Degrees to Tune for Maximum Engine Performance Output. One Piece Camshaft Sprocket Design Featuring a Billet Eccentric Camshaft Dowel Bushing. Both Billet Steel Sprockets are Heat Treated for Durability. TRUE Roller 0.250″ Roller Diameter “Z” Chain for Reduced Friction. “Z” Chain Approximately 33% Overall Increased Strength Over the Standard High Performance Chain. “Z” Chain Featuring a Press Fit Center Link design that Increases Load Distribution with Heat Treated and Processed Links to Maximize Ultimate Breaking Strength while Remaining Ductile for Toughness and Pre-stressed to Increase Fatigue Life. Includes Captured Needle Camshaft Sprocket Thrust Bearing to Minimize Block Thrust Surface Friction. 3-Piece Sets Hand-Matched to Qualify the Correct Center Distance and Minimize Runout.

Product Features:
  • The complete kits, which meet or exceed OEM performance requirements, ensure a quiet and maintenance-free experience
  • 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 Timing Kits may include camshaft sprockets, crankshaft sprockets, timing chains, tensioners, and guides
  • Refer to our online catalog for detailed application-specific information
  • Keep your engine’s valve train in perfect time with Cloyes, the world leader in timing drive systems.
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Sealed Power – Engine Crankshaft Main Bearing Set (Part No.4663M 10)

Engine Crankshaft Main Bearing Set

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$56.99
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 bronze alloy lining with overplate
  • Popular for fatigue resistance & strength – provides conformability required for older applications
  • Cast; Use w/E-356K, E-356KC or E-356X ring set; For use w/350 crank w/o need to rebalance engine
  • Exacting tolerances
  • Meets or exceeds OEM specifications
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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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$98.99
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 – Ultra Seal: Competition Screw-In Rocker Arm Studs (Part No.1075)

Ultra Seal: Competition Screw-In Rocker Arm Studs

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$109.99
Mr. Gasket competition screw-in rocker arm studs are manufactured from heat treated black oxide coated Grade 8 steel. Ideal for high performance street and race applications.

Product Features:
  • Black Oxide Coated Grade 8 Steel
  • Kit Contains 16 Studs
  • Easy To Install
  • Heat Treated Steel
  • Prevents Stud Flexing
  • Black Plated Finish
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GMC C25 Engine Parts Categories

Helping You Find the Right Engine Parts for Your GMC C25

You love your C25. So we’ve made it easier than ever to help you find GMC C25 Engine Parts in our online catalog. Our inventory holds 895 aftermarket and OEM Engine Parts for your GMC C25, ranging from $0.30 to $9,081.99.

We offer parts from 29 brands trusted to make quality Engine Parts for your GMC C25. Before you buy, take some time to read through customer reviews. We currently have 10,011 reviews of GMC C25 Engine Parts from previous customers. Some of the top rated parts include Engine Valve Cover Gasket Set with 4.8 stars and Engine Oil Pan Gasket Set – PermaDryPlus rigid carrier, Oil Pan SnapUps Included with 4.6 stars.

Find your C25 Engine Parts here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your GMC C25 part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Engine Parts Brands for Your GMC C25

Our inventory holds Engine Parts for your GMC C25 from 29 trusted brands. You’ll find OEM and aftermarket parts from brands like Sealed Power, Felpro, and Melling, all of which can keep that GMC happy.

Top-Rated Spartan Engine Parts

Leading Spartan Engine Parts

We carry Spartan brand parts for your GMC C25 across several catalog categories, including Remanufactured Engines. Some of our most reviewed Spartan parts include:
Engine Long Block; Chevrolet 400 70-78 Engine
from $2619.99
(1147)
Engine Long Block; Chevrolet 400 70-78 Engine
Remanufactured Engines
Engine Long Block; Chevrolet 350 64-85 H.P. Mid-Drss
from $4158.99
(32)
Engine Long Block; Chevrolet 350 64-85 H.P. Mid-Drss
Remanufactured Engines
Engine Long Block; Chevrolet 350 4 BLT 325HP Base
from $3114.99
(6)
Engine Long Block; Chevrolet 350 4 BLT 325HP Base
Remanufactured Engines

FAQs for GMC C25 Engine Parts

What are the most purchased Engine Parts for the GMC C25?

Out of 895 Engine Parts for the GMC C25, the most popular in our inventory are:
Engine Valve Lifter
from $13.99
(15)
Engine Valve Lifter
Camshaft Followers
Engine Push Rod
from $3.29
(5)
Engine Push Rod
Push Rods
Engine Cylinder Head Bolt Set
from $32.99
(38)
Engine Cylinder Head Bolt Set
Cylinder Head Bolt Sets

What are the top-rated GMC C25 Engine Parts?

Top-rated Engine Parts for your GMC C25 based on customer reviews/ratings are:
Engine Valve Cover Gasket Set
from $26.99
(45)
Engine Valve Cover Gasket Set
“Good fit”
Engine Oil Pan Gasket Set - PermaDryPlus rigid carrier, Oil Pan SnapUps Included
from $42.99
(38)
Engine Oil Pan Gasket Set – PermaDryPlus rigid carrier, Oil Pan SnapUps Included
“So easy to install and re-useable. Worth the little extra over the 4-piece gasket set.”
TIMING COVER GASKET SET
from $20.99
(24)
TIMING COVER GASKET SET
“Perfect match”