1971 GMC K25/K2500 Suburban Engine Parts

Essential 1971 GMC K25/K2500 Suburban Engine Parts

Cloyes Performance – High Performance Timing Chain (Part No.9-130)

High Performance Timing Chain

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$71.99
High Performance 3/8″ Pitch Double Roller Replacement True Roller Chain. 0.250 in. Roller Diameter. Heat Treated and Processed Links to Maximize Ultimate Breaking Strength while Remaining Ductile for Toughness. Prestressed 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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Felpro – Exhaust Pipe Flange Gasket (Part No.60117)

Exhaust Pipe Flange Gasket

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$2.79
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 for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Dorman – Engine Oil Pan: Direct Fit, Steel, Rear Sump (Part No.264-104)

Engine Oil Pan: Direct Fit, Steel, Rear Sump

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$97.99
Oil pan leaking? This engine oil pan is precision-engineered to match the original equipment pan on specific vehicle years, makes and models for a reliable replacement.

Product Features:
  • Direct replacement – this engine oil pan is made to match the original pan on specific vehicles
  • Complete assembly – includes replacement pan and drain plugs to match original components
  • Durable design – high-strength coating prevents future corrosion
  • Trustworthy value – backed by team of engineers and quality control experts in the United States
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Felpro – Cylinder Head Gasket: Composite, Without Head Bolts (Part No.8651 PT)

Cylinder Head Gasket: Composite, Without Head Bolts

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$52.99
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 imperfections
  • SUPERIOR SEAL – Precise embossed Printoseal sealing beads at all vital areas to eliminate leak paths
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ARP Auto Racing – For Use With Chevy Small Block, Hex Head, Black Oxide, Chrome Moly (Part No.230-7001)

For Use With Chevy Small Block, Hex Head, Black Oxide, Chrome Moly

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$6.99
you have probably heard many a horror story about someone losing an engine when the oil pump fell off into the pan because of a broken bolt. Well, you can put your mind at ease when using ARP premium grade oil pump bolt and stud kits. You have a choice of black oxide finished 8740 chrome moly steel or low maintenance stainless steel. Both are nominally rated at 170,000 PSI tensile strength to provide you with plenty of clamping force. Moreover, take your pick between conventional hex style or 12 point designs. This is insurance that no conscientious engine builder should be without The studs come with flat washers and nuts, while the Ford bolt kit has flat washers only. These inexpensive fasteners can literally save your engine.

Product Features:
  • Nominally Rated At 170,000 Psi Tensile Strength To Provide You With Plenty Of Clamping Force
  • Premium Grade Oil Pump Stud
  • The Studs Come With Flat Washers And Nuts
  • Black Oxide Finished 8740
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Mr. Gasket – Oil Dipstick And Tube (Part No.6236)

Oil Dipstick And Tube

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$19.99
Mr. Gasket Oil Dipstick is similar in design to original equipment, it can be installed with simple hand tools.

Product Features:
  • Chrome Plated For Great Looks
  • Direct Replacement Over Stock
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Edelbrock – SuprChrg (Part No.1551)

SuprChrg

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$3552.99
SuprChrg

Dorman – Rubber Freeze Plug – Size Range: 7/8" – 1" – Metric Range: 22mm – 25mm – Nominal Size: 7/8" (Part No.02609)

Rubber Freeze Plug - Size Range: 7/8" - 1" - Metric Range: 22mm - 25mm - Nominal Size: 7/8"

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$2.79
Rubber Freeze Plug – Size Range: 7/8" – 1" – Metric Range: 22mm – 25mm – Nominal Size: 7/8"

PowerBond – Street Performance Harmonic Balancer; 202.25mm Diameter (Part No.PB1018ST)

Street Performance Harmonic Balancer; 202.25mm Diameter

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$118.99
For use on the most popular passenger car, light commercial and four-wheel drive applications, Dayco harmonic balancers use special rubber compounds to dampen and remove engine harmonics and add to engine performance. Manufactured using a premium ductile iron casting and injection bonded dampening rubber, Dayco harmonic balancers offer engine builders and technicians the highest quality replacement to standard OEM balancers, which are typically made with press inserted dampening rubber. Dayco balancers utilize both inserted and pressure-bonded rubber to provide superior bonding strength between the inner and outer balancer rings, helping minimize spin and dislocation.

Product Features:
  • Designed as premium OEM replacement balancers for serpentine and V-belt drives
  • Manufactured with ductile iron casting and injection bonded dampening rubber
  • Engineered to offer superior bonding strength between the balancer rings
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Mr. Gasket – Aluminum Valve Cover (Part No.6854)

Aluminum Valve Cover

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$179.99
High quality valve covers that help you solve rocker clearance issues. Great for when you just can’t seem to stop those thin steel ones from leaking oil. Good for high performance street, drag and oval track racing. They feature an extended sealing lip to positively locate and secure the gasket and stop it from moving to eliminate oil leaks. These Mr. Gasket covers are precision die cast for light weight and a perfect fit.

Product Features:
  • Fits small block Chevy engines
  • Polished cast aluminum construction
  • Tall design cover for added rocker clearance
  • Sold as a pair
  • Stops Gasket From Moving
  • A Perfect Fit
  • Beautifully Polished To A High Luster
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Felpro – Exhaust Pipe Flange Gasket (Part No.60083)

Exhaust Pipe Flange Gasket

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$3.99
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 for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Sealed Power – Engine Piston Set (Part No.8KH423DCP 30)

Engine Piston Set

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$190.99
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:
  • Hypereutectic
  • Made w/exclusive FM425 material for excellent strength & scuff resistance – allows tighter bore and improves sealing for less blow-by
  • Sophisticated “barrel” profiles help optimize oil wedge between skirt and wall.
  • Piston skirts protected by next-gen DUROSHIELD« coating.
  • TAC┐ ring groove geometry
  • Weight matched to +/- 2 grams.
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Mr. Gasket – Chrome Plated Steel Crankshaft Pulley (Part No.4978)

Chrome Plated Steel Crankshaft Pulley

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$98.99
Replace your stock black engine pulleys with a pair of chrome plated steel pulleys from Mr. Gasket. The pulleys are highly polished then chrome plated. Designed for small and big block Chevrolet engines with 5/8 inch water pump shaft.

Product Features:
  • Highly Polished For Lasting Beauty
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Mr. Gasket – Woodruff Key (Part No.984G)

Woodruff Key

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$30.19
Short style. The offset cam and crankshaft key is another method to increase torque and horsepower within the operating range you select.

Product Features:
  • Increases Low-End Torque
  • Increases Mid-Range Horsepower
  • Reduces Low-End Torque
  • Increases Top-End Horsepower
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ARP Auto Racing – For Use With Chevy Big Block, 5/8"Socket, 1/2"-20 Thread, 1.55"L Under Head (Part No.135-2501)

For Use With Chevy Big Block, 5/8"Socket, 1/2"-20 Thread, 1.55"L Under Head

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$38.99
As the crankshaft flexes and twists, the balancer absorbs incredible amounts of kinetic energy. To ensure that the balancer is locked in position, ARP has developed these ultra strong 200,000 PSI bolts that let you exert maximum clamping force. Special features include 1/4 Inch thick, wide area washer and an extra tall 12 point head that accepts a deep socket and eliminates the worry of stripping the head.

Product Features:
  • Ultra Strong Bolt Rated At 200,000 PSI
  • 1/4 Inch Thick, Wide Area Washer And An Extra Tall 12 Point Head That Accepts A Deep Socket And Eliminates The Worry Of Stripping The Head
  • Delivers ARP Quality And Reliability
  • Made In USA
  • Sold Individually
  • 200,000 PSI
  • 1.55″ Underhead Length
  • 5/8″ 12-Point Socket
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Felpro – Engine Conversion Gasket Set (Part No.CS 8180-1)

Engine Conversion Gasket Set

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$26.49
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:
  • Conversion Sets (CS) provide every gasket for lower engine work – add a Head Set (HS) for complete engine overhaul work
  • 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
  • Includes all the parts necessary to complete the repair unless otherwise noted
  • Includes all the parts necessary to complete the repair unless otherwise noted
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Spartan – Engine Long Block; Chev 350 64-77 4-Bolt Engine (Part No.VC09)

Engine Long Block; Chev 350 64-77 4-Bolt Engine

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$1988.99
Remanufactured Engines are fully disassembled; heads, blocks, cranks & cams are machined & wear parts are replaced. Each engine is individually tested after assembly to assure compression, oil pressure and water jacket integrity.

Product Features:
  • Each engine we remanufacture is essentially reverse engineered – in part to discover original factory deficiencies. If possible, our seasoned R&D personnel & QC experts make improvements. Why shouldn’t our engine last longer than your first?
  • Engines come with installation gasket set & oil pump unless noted otherwise. If we have important installation information it will be included on tags or in the paperwork packaged with your engine.
  • Engines are securely packaged in a recyclable container that will also protect your core on the return trip. Our nationwide warehouse network means speedy delivery.
  • Each engine is remanufactured with quality OE level components not “white” box generic parts that may or may not satisfy your needs and expectations. When you use the best you get the best results and satisfaction.
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Sealed Power – Engine Connecting Rod Bearing (Part No.2555A 1)

Engine Connecting Rod Bearing

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$7.29
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:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Dramatically reduces or eliminates bearing wear
  • Made with silicon to provide greater surface hardness
  • Silicon particles help polish crankshaft journal to further reduce wear during operation
  • Utilizes ISO & QS certified manufacturing
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Sealed Power – Engine Gasket Set (Part No.260-1000AT)

Engine Gasket Set

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$114.99
Sealed Power« Vintage components provide coverage for applications over 35 years old, restoring classics with like new performance. Leading edge materials, ISO & QS certified manufacturing ensures performance and longevity for treasured engine rebuilds.

Product Features:
  • Each 260 gasket set includes Fel-Pro½ gaskets (# 1 brand of gaskets)
  • Provides the exact gaskets the application requires.
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
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Competition Cams – Thumpr 227/241 Hydraulic Flat Cam for Chevrolet Big Block 396-454 (Part No.11-600-4)

Thumpr 227/241 Hydraulic Flat Cam for Chevrolet Big Block 396-454

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$542.99
Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods, the Thumpr series’ early i

Product Features:
  • Early intake valve opening and long exhaust duration create optimum overlap for powerful, hard-hitting exhaust note.
  • Best with aftermarket converters and more rear gear.
  • Three unique cam designs for each application that deliver excellent horsepower gains and broad torque curve; perfect choice for muscle cars and street rods.
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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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Dorman – Steel Cup Expansion Plug 1-5/8 In., Height 0.500 (sold by each) (Part No.555-030)

Steel Cup Expansion Plug 1-5/8 In., Height 0.500 (sold by each)

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$1.49
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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Edelbrock – Performer Series Retainer (Qty 16) (Part No.9721)

Performer Series Retainer (Qty 16)

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$95.99
Valve spring retainers for use OE cast iron heads. Superior quality heat-treated steel. Machined for strength with black oxide finish. Finish ensures rust and corrosion protection.

Product Features:
  • Valve Spring Retainers for Use OE Cast Iron Heads
  • Superior Quality Heat-Treated Steel
  • Machined for Strength with Black Oxide Finish
  • Finish Ensures Rust and Corrosion Protection
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Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 10058)

Engine Valve Stem Oil Seal Set

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$20.99
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:
  • 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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Felpro – Cylinder Head Gasket Set (Part No.HS 8006 PT-1)

Cylinder Head Gasket Set

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$47.49
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:
  • 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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Melling – Stock Replacement Oil Pump Shaft Guide (Part No.M-55005)

Stock Replacement Oil Pump Shaft Guide

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$2.99
Several Melling oil pump applications require the use of an oil pump shaft guide. Melling provides high quality shaft guides for specific pump applications. An oil pump shaft guide is necessary to connect the oil pump drive shaft to the intermediate drive shaft. Melling recommends installing a new oil pump shaft guide when it is needed.

Product Features:
  • Manufactured from high quality nylon 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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Cloyes Performance – Engine Camshaft Thrust Washer (Part No.9-203)

Engine Camshaft Thrust Washer

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$13.99
Heat Treated Steel Bearing Race Material. Must Machine Cam Sprocket or Engiine Block .030″ to Ensure Proper Chain Alignment. Prevents Wear On Engine Block. Can be Used to Repair a Damaged Engine Block Thrust Surface.

Product Features:
  • Heat Treated Steel Bearing Race Material
  • Must Machine Cam Sprocket or Engine Block .030″ to Ensure Proper Chain Alignment
  • Prevents Wear On Engine Block
  • Can be Used to Repair a Damaged Engine Block Thrust Surface.
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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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Popular 1971 GMC K25/K2500 Suburban Engine Parts Categories

1971 GMC K25/K2500 Suburban Engine Parts

You count on your 1971 GMC K25/K2500 Suburban 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 514 Engine Parts ranging in price from $0.30 to $5,984.99, you’re sure to find everything you need for your 1971 GMC K25/K2500 Suburban.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 23 different brands like Sealed Power, Felpro, and Melling. 1971 GMC K25/K2500 Suburban 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 8,437 extensive product reviews on 1971 GMC K25/K2500 Suburban Engine Parts. Some of the top-rated Engine Parts products we carry are Engine Valve Cover Gasket Set with 4.8 stars and Engine Valve Cover Gasket Set 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 1971 GMC K25/K2500 Suburban below to get started!

Top-Rated Engine Parts Brands For Your 1971 GMC K25/K2500 Suburban

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 1971 GMC K25/K2500 Suburban running right for years to come. In our inventory you’ll find brands like Sealed Power, Felpro, Melling, and even more.

Popular Carquest Premium Engine Parts

You’ll find popular Carquest Premium brand products across Engine Blocks. All are waiting to get your 1971 GMC K25/K2500 Suburban back on the road. Some of the top-rated Carquest Premium products in these categories are:

FAQs for 1971 GMC K25/K2500 Suburban Engine Parts

What are the most purchased Engine Parts for the 1971 GMC K25/K2500 Suburban?

Out of 514 Engine Parts for the 1971 GMC K25/K2500 Suburban, 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 1971 GMC K25/K2500 Suburban Engine Parts?

Top-rated Engine Parts for your 1971 GMC K25/K2500 Suburban based on customer reviews/ratings are:
Engine Valve Cover Gasket Set
from $25.99
(45)
Engine Valve Cover Gasket Set
“Satisfied”
Engine Valve Cover Gasket Set
from $25.99
(17)
Engine Valve Cover Gasket Set
“Good product.”
Harmonic Balancer Assembly
from $72.99
(17)
Harmonic Balancer Assembly
“good”