1991 GMC K1500 Engine Parts

Essential 1991 GMC K1500 Engine Parts

Sealed Power – Engine Piston Ring Set (Part No.E-251KC 40)

Engine Piston Ring Set

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$66.99
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:
  • Chrome plated ring face
  • Increases wear resistance in dirty air conditions
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
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Gates – Oil Filler Cap (Part No.A6140205471GAT)

Oil Filler Cap

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$21.84
Oil Filler Cap

ARP Auto Racing – For Use With Chevy Small Block, 5/8" Socket Size, 3/4" – 16 Thread Size (Part No.134-2501)

For Use With Chevy Small Block, 5/8" Socket Size, 3/4" - 16 Thread Size

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$36.49
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
  • 12-Point Head
  • Sold Individually
  • 200,000 PSI
  • 2.470″ Underhead Length
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Spectre – Center bolt T-Bars (Part No.5288)

Center bolt T-Bars

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$11.49
Spectre’s Valve Cover Hold Downs feature high quality steel construction with a triple chrome-plated finish. Manufactured for a universal fit, this product’s T-bar heads allow for easy tightening without tools. Sold 4 per package, these studs are intended to fit standard height Chevy Center bolt valve covers.

Product Features:
  • 4 bolts included in each package
  • T-bar head design
  • Triple chrome-plated finish
  • Fits standard height Chevy Center bolt valve covers
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Felpro – Engine Coolant Outlet Gasket (Part No.35357)

Engine Coolant Outlet Gasket

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$2.49
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:
  • Meets or exceeds all original equipment specifications
  • Application specific design
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
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Mr. Gasket – Woodruff Key (Part No.984G)

Woodruff Key

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$25.99
The offset cam and crankshaft key helps increase torque and horsepower.

Product Features:
  • Increases low-end torque
  • Increases mid-range horsepower
  • Reduces low-end torque
  • Increases top-end horsepower
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Sealed Power – Engine Piston Wrist Pin (Part No.P-2208)

Engine Piston Wrist Pin

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$4.99
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:
  • Special alloy steel
  • Use to replace standard pins
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
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Cloyes Gear – Engine Timing Camshaft Sprocket (Part No.S390T)

Engine Timing Camshaft Sprocket

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$10.49
Along with the timing chain, tensioners, and guides, sprockets are an integral component within the timing system. Timing gears and sprockets are available as part of complete timing kits as well as for individual purchase and installation

Product Features:
  • Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain sprockets offer reliability and dependability for engine rebuilds and typical replacement jobs
  • Recommended that 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
  • CAD designed and manufactured using premium materials
  • Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Refer to our online catalog for detailed application-specific information
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Melling – Engine Oil Priming Tool (Part No.PT13)

Engine Oil Priming Tool

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$71.99
Melling Engine Oil Priming Tools were developed as a way for engine builders to safely pre-prime the engine with oil prior to the initial engine startup. The Priming tool, with the use of a standard drill circulates oil to all of the critical areas of the new engine quickly and safely.

Product Features:
  • Priming tool circulates oil through critical areas of a new engine before engine start up
  • Manufactured from high quality materials for consistent durable wear
  • Precision engineered for optimum fit and function
  • Designed for long-life and worry-free performance
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National – Shaft Repair Sleeve (Part No.99233)

Shaft Repair Sleeve

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$30.99
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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Driveworks – Oil Seal (Part No.S-471424)

Oil Seal

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$4.49
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Felpro – Cylinder Head Gasket: Composite, Without Head Bolts (Part No.7733 PT-2)

Cylinder Head Gasket: Composite, Without Head Bolts

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$34.99
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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Dorman – Help – Oil Pump Bushing (Part No.90460)

Oil Pump Bushing

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$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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Energy Suspension – Motor Mount (Part No.3.1116R)

Motor Mount

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$38.99
A true performance application component for cars, trucks, hot rods and racing/competition vehicles – yet designed to be also used for street vehicles. Soft-running enough to absorb vibrations for street use yet rugged for racing use. When required- a torque resistant safety interlock design is used that is comparable in strength to those too hard-running metal mounts. Replaces the original, short lived and typically too-soft rubber mounts and outdates those hard-running metal motor mounts. The popular early style mounts for General Motors vehicles are available in either zinc or chrome metal finishes. Made of Hyper-Flex performance polyurethane. Resistant to under vehicle fluids such as: oils, coolants, road contaminants, etc.

Product Features:
  • Gains Both Performance and Longevity
  • Will Handle Any and All Torque
  • Out Lasts Rubber
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Melling Select Performnce – High Performance High Volume Cast Iron Oil Pump (Part No.10552ST)

High Performance High Volume Cast Iron Oil Pump

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$255.99
Melling high performance oil pumps provide dependable performance every time in every application under the toughest RPM conditions. The Melling high performance cast iron oil pump series features a doweled housing and cover, extended drive and idler shaf

Product Features:
  • 10% Higher volume high performance upgrade over stock replacement
  • CNC machined phosphate coated cast iron housing and cover
  • Cover has extended idler shafts for additional support at high RPM’s
  • Patented billet steel shark tooth helical gears
  • Adjustable pressure relief valve
  • Includes Chrome Moly Steel Intermediate Drive Shaft With Steel Guide
  • Includes Lower Pressure Spring; Not Installed
  • Includes Self Locking Mounting Bolts And Wrench
  • Uses 3/4 inch diameter press-fit screen or bolt on screen
  • Includes Oil Pump Screen Mounting Gasket
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Sealed Power – Engine Connecting Rod Bearing (Part No.2555A 1)

Engine Connecting Rod Bearing

from

$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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Felpro – Engine Timing Cover Repair Sleeve (Part No.16202)

Engine Timing Cover Repair Sleeve

from

$11.29
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:
  • Engine$aver Hardware cost-saving application
  • Repairs worn sealing surfaces to assure a leak free repair
  • Meets or exceeds all original equipment specifications
  • Engineered and manufactured specifically for repair applications
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
  • Validated for fit, form, and function
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Sealed Power – Engine Piston (Part No.WH640DCP)

Engine Piston

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$18.49
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:
  • 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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Felpro – Engine Valve Cover Gasket Set (Part No.VS 50088 R)

Engine Valve Cover Gasket Set

from

$33.99
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 IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM — Proprietary cork-rubber formulation
  • SUPERIOR SEAL — Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
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Sealed Power – Connecting Rod Bearing Set (Part No.8-7100CH 1)

Connecting Rod Bearing Set

from

$76.99
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 Babbitt lining material
  • For use in automotive and high-performance applications
  • Babbitt designed to deform under extreme loads without damaging other engine parts
  • Meets unique demands of performance engines
  • Delivers dependable performance and superior service life
  • Application-specific design for perfect fit and correct operation
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Sealed Power – Engine Intake Valve (Part No.V-4344)

Engine Intake Valve

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$14.99
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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Melling Select Performnce – Engine Oil Pump Intermediate Shaft (Part No.12770)

Engine Oil Pump Intermediate Shaft

from

$32.99
A new Melling oil pump shaft is recommended to complete every new oil pump install. Melling offers a complete line of high quality shafts for domestic and import pump applications. A new oil pump shaft is necessary due to possible metal fatigue, cracking and even twisting damage of the old shaft even when the part appears to be in good condition. Complete every Melling oil pump replacement with a new Melling oil pump shaft.

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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Cloyes Gear – Fuel Injection Pump Drive Gear (Part No.2823)

Fuel Injection Pump Drive Gear

from

$48.99
Along with the timing chain, tensioners, and guides, sprockets are an integral component within the timing system. Timing gears and sprockets are available as part of complete timing kits as well as for individual purchase and installation

Product Features:
  • Featuring precision-tooled or machined tooth form and precision-machined bore for true fit, timing chain gears offer reliability and dependability for engine rebuilds and typical replacement jobs
  • Helical tooth form for quiet operation and precision machined bore for true fit
  • CAD designed and manufactured using premium materials to ensure optimal performance
  • Each part is extensively tested and measured for function, fitment, and durability to ensure optimal performance
  • Refer to our online catalog for detailed application-specific information
See More

Felpro – Cylinder Head Gasket Set (Part No.HS 7733 PT-3)

Cylinder Head Gasket Set

from

$66.99
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
See More

Felpro – VALVE STEM SEAL SET (Part No.SS 71152)

VALVE STEM SEAL SET

from

$36.49
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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Edelbrock – Performer Series Retainer (Qty 16) (Part No.9730)

Performer Series Retainer (Qty 16)

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$99.99
Product Features:
  • Use W/ Valve Springs Part #5703, 5794
  • Set of 16
  • 1.50 in. Outside Diameter
  • Steel Material
  • Black Oxide Finish
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ARP Auto Racing – Hex Style Head, 1.8L Lb Per Square" Tensile Strength, Black Oxide, Chrome Moly (Part No.135-3601)

Hex Style Head, 1.8L Lb Per Square" Tensile Strength, Black Oxide, Chrome Moly

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$111.99
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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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

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
  • .800″ Adjuster Thread Length
  • 3/8-24 Shank Diameter and Thread
  • 3/8″ Typical Small Block Application
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Popular 1991 GMC K1500 Engine Parts Categories

1991 GMC K1500 Engine Parts

You count on your 1991 GMC K1500 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 438 Engine Parts ranging in price from $0.43 to $4,532.99, you’re sure to find everything you need for your 1991 GMC K1500.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 27 different brands like Sealed Power, Felpro, and Dorman. 1991 GMC K1500 Engine Parts start as low as $0.43!

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 2,524 extensive product reviews on 1991 GMC K1500 Engine Parts. Some of the top-rated Engine Parts products we carry are TIMING COVER GASKET SET with 4.3 stars and Timing Cover With Gasket And Seal with 4.0 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 1991 GMC K1500 below to get started!

Top-Rated Engine Parts Brands For Your 1991 GMC K1500

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 1991 GMC K1500 running right for years to come. In our inventory you’ll find brands like Sealed Power, Felpro, Dorman, and even more.

Popular Spectra Premium Engine Parts

You’ll find popular Spectra Premium brand products across Oil Pans. All are waiting to get your 1991 GMC K1500 back on the road. Some of the top-rated Spectra Premium products in these categories are:
Engine Oil Pan
from $69.99
(2)
Engine Oil Pan
Oil Pans
Engine Oil Pan
from $151.99
(13)
Engine Oil Pan
Oil Pans

FAQs for 1991 GMC K1500 Engine Parts

What are the most purchased Engine Parts for the 1991 GMC K1500?

Out of 438 Engine Parts for the 1991 GMC K1500, 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 Valve Lifter
from $24.79
This product is not rated
Engine Valve Lifter
Engine Valve Lifters

What are the top-rated 1991 GMC K1500 Engine Parts?

Top-rated Engine Parts for your 1991 GMC K1500 based on customer reviews/ratings are:
TIMING COVER GASKET SET
from $19.99
(24)
TIMING COVER GASKET SET
“Perfect match”
Timing Cover With Gasket And Seal
from $39.49
(21)
Timing Cover With Gasket And Seal
“Great cover ready when I needed it.”
Cylinder Head Gasket Set
from $72.99
(19)
Cylinder Head Gasket Set
“Great parts for a good price.”