1985 GMC S15 Engine Parts

Essential 1985 GMC S15 Engine Parts

Carquest Premium – Engine Oil Filler Cap: 10108, Push Fit, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10108)

Engine Oil Filler Cap: 10108, Push Fit, Direct Fit, Provides Tight Seal, 1 Pack

from

$8.79
Engine Oil Filler Cap: 10108, Push Fit, Direct Fit, Provides Tight Seal, 1 Pack

Sealed Power – Oil Pump (Part No.224-43469V)

Oil Pump

from

$69.99
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:
  • High volume oil pump
  • 25% Additional volume of oil
  • Inlet: 3/4″
  • Use with steel guide
  • Application-specific design for perfect fit and correct operation
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Crankshaft Rebuilders – Remanufactured Crankshaft Kit (Part No.10650)

Remanufactured Crankshaft Kit

from

$264.99
Remanufactured precision machined OE crankshafts.

Product Features:
  • Includes matching rod and main bearings.
  • Journals Micropolished.
  • All units subject to complete quality inspection.
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Spartan – Engine Cylinder Head; Chev 2.8 80-86 Cyl Head (Part No.2C38)

Engine Cylinder Head; Chev 2.8 80-86 Cyl Head

from

$335.99
Remanufactured Cylinder Heads are complete rebuild & include new valve stem seals, soft plugs & verified camshafts. All threads are checked and repaired if necessary. Cylinder Heads are packaged in heavy plastic to protect the unit.

Product Features:
  • All cylinder heads are both vacuum and pressure tested to verify valve seating, & integrity of water passages.
  • All cylinder heads are packaged in environmentally safe and recyclable containers that are the perfect size for returning your original core
  • All threads and machined surfaces are and repaired with technology that exceeds the original metal
  • Non-sealing iron surfaces painted to prevent oxidization
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Cloyes Gear – Engine Timing Camshaft Sprocket (Part No.S506T)

Engine Timing Camshaft Sprocket

from

$11.99
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 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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Driveworks – Oil Pump Seal (Part No.S-222025)

Oil Pump Seal

from

$5.49
Product Features:
  • Brand may vary by location
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Melling – Stock Replacement Type Oil Pump Repair Kit (Part No.K-55)

Stock Replacement Type Oil Pump Repair Kit

from

$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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Cloyes Gear – Engine Timing Crankshaft Sprocket (Part No.S549)

Engine Timing Crankshaft Sprocket

from

$15.99
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 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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National – Multi Purpose Seal (Part No.4307V)

Multi Purpose Seal

from

$39.49
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:
  • 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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Felpro – Cylinder Head Installation Gasket Set (Part No.HIS 9405 PT)

Cylinder Head Installation Gasket Set

from

$38.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.

Product Features:
  • Head installation set
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Premium quality parts
  • Engineered and manufactured specifically for the aftermarket repair environment
  • Unsurpassed quality you can trust
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Cloyes Performance – Engine Timing Set (Part No.9-1145)

Engine Timing Set

from

$82.99
Billet Crankshaft Sprocket Has Three Keyways for +/- 4 Degrees Adjustability. Crankshaft Sprocket Heat Treated for Durability. Seamless True Roller 0.250″ Roller Diameter Chain for Reduced Friction. 100% USA Made

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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Spectre – Valve Cover (Part No.5268)

Valve Cover

from

$59.99
Available in various sizes, heights, and finishes, Spectre offers a wide variety of high performance valve covers designed to easily replace your stock covers. Designed for 1980-’89 Chevrolet/GMC 2.8L V6 engines, this valve cover features chrome-plated steel construction and a smooth design. This stock profile cover is sold in pairs. With show quality construction and a sealing edge designed for an ideal fit, our valve covers are engineered to look great for applications ranging from custom builds to replacing stock equipment.

Product Features:
  • Designed for 1980-’89 Chevrolet/GMC 2.8L V6 engines
  • Sold in pairs
  • Triple chrome-plated steel construction
  • Stock height
  • Features OEM style sealing edge
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Sealed Power – Engine Gasket Set (Part No.260-1144)

Engine Gasket Set

from

$92.99
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:
  • Each 260 gasket set includes Fel-Pro 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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Sealed Power – Engine Crankshaft Main Bearing Set (Part No.5138MA .50MM)

Engine Crankshaft Main Bearing Set

from

$50.99
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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Dorman – Rubber Expansion Plug 1-3/4 In. – Size Range 1-3/4 In. – 1-7/8 In. (Part No.02605)

Rubber Expansion Plug 1-3/4 In. - Size Range 1-3/4 In. - 1-7/8 In.

from

$8.29
Our Engine Oil Galley Plugs are available in multiple styles, including Cup Type, Pilot Seal, Reverse Taper, Concave, Quick-Seal® Rubber and Quick-Seal ® Copper.

Product Features:
  • Many sizes available
  • Conveniently available in packs of different quantities
  • Constructed from high quality steel, copper, brass, or rubber
  • Dorman’s Engine Oil Galley Plugs are constructed to strict engineering quality standards
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National – Shaft Repair Sleeve (Part No.99193)

Shaft Repair Sleeve

from

$43.99
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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Dorman – Steel Cup Expansion Plug 1-61/64 In., Height 0.510 (sold by each) (Part No.555-041)

Steel Cup Expansion Plug 1-61/64 In., Height 0.510 (sold by each)

from

$2.29
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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Felpro – Full Gasket Set (Part No.FS 8699 PT-3)

Full Gasket Set

from

$84.99
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:
  • Full Sets contain all the gaskets and seals necessary for a complete engine overhaul
  • Meets or exceeds all original equipment specifications
  • Unsurpassed quality you can trust
  • Engineered for the sealing repair environment
  • Validated for fit, form, and function
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MAHLE Original – TIMING COVER SEAL (Part No.65022)

TIMING COVER SEAL

from

$15.99
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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National – Shaft Repair Sleeve (Part No.99166)

Shaft Repair Sleeve

from

$34.99
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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Cardone – Engine Control Module (Part No.77-7747)

Engine Control Module

from

$197.99
CARDONE Remanufactured Electronic and Powertrain Control Modules are designed to meet or exceed O.E. performance. Reverse engineering provides insight into how and why the unit originally failed, allowing our engineers to identify and correct original design weaknesses. All critical components are re-soldered or replaced at our Philadelphia manufacturing plant, and each unit is 100% computer tested to ensure reliability. CARDONE is committed to getting your vehicle back to peak performance.

Product Features:
  • Tested with automated computer equipment or bench-tested, depending on application, to ensure functionality.
  • Re-soldering of critical components ensures superior electrical connections. This prevents intermittent failures and leads to longer product life.
  • On-car vehicle validation is done to test durability and performance.
  • As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
  • Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80%.
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Sealed Power – Engine Piston Ring Set (Part No.E-459X)

Engine Piston Ring Set

from

$65.99
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:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

MAHLE Original – Fuel Pump Gasket (Part No.D27094)

Fuel Pump Gasket

from

$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
See More

Melling – Stock Replacement Type Oil Pump Intermediate Shaft (Part No.IS-55E)

Stock Replacement Type Oil Pump Intermediate Shaft

from

$20.99
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

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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Dorman – Harmonic Balancer Assembly (Part No.594-013)

Harmonic Balancer Assembly

from

$51.99
This direct replacement harmonic balancer features a stress-resistant rubber bond to properly absorb engine vibration. Stringent standards help ensure excellent tensile and impact strength for greater durability.

Product Features:
  • Ideal replacement – this harmonic balancer assembly exactly matches the fit and function of the original harmonic balancer for a direct replacement
  • Durable construction – stringent specifications and careful construction help ensure longevity
  • Thoroughly tested – this harmonic balancer has undergone dimensional verification, material validation and functional testing
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Felpro – Engine Gasket Set (Part No.FS 8699 PT-6)

Engine Gasket Set

from

$109.99
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 – Rubber Expansion Plug 2-1/8 In. – Size Range 2-1/8 In. – 2-1/4 In. (sold by each) (Part No.570-016)

Rubber Expansion Plug 2-1/8 In. - Size Range 2-1/8 In. - 2-1/4 In. (sold by each)

from

$5.99
This engine camshaft 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 camshaft 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
See More

Felpro – Engine Cylinder Head Bolt Set (Part No.ES 72733)

Engine Cylinder Head Bolt Set

from

$32.49
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 to ensure a perfect fit
  • Avoid risk associated with re-use of T-T-Y (torque to yield) head bolts
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
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1985 GMC S15 Engine Parts

You count on your 1985 GMC S15 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 182 Engine Parts ranging in price from $0.43 to $335.99, you’re sure to find everything you need for your 1985 GMC S15.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 19 different brands like Dorman, Sealed Power, and National. 1985 GMC S15 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 153 extensive product reviews on 1985 GMC S15 Engine Parts. Some of the top-rated Engine Parts products we carry are Engine Mount: Front Left, Front Right, 1 Piece with 3.4 stars and Engine Crankshaft Seal Kit with 5.0 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 1985 GMC S15 below to get started!

Top-Rated Engine Parts Brands For Your 1985 GMC S15

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 1985 GMC S15 running right for years to come. In our inventory you’ll find brands like Dorman, Sealed Power, National, 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 1985 GMC S15 back on the road. Some of the top-rated Carquest Premium products in these categories are:

Top-Rated National Engine Parts


If National are what you’re looking for, our inventory holds plenty. We stock National brand Engine Parts for your 1985 GMC S15, and some of our most reviewed National parts include:
Multi Purpose Seal
from $12.99
(15)
Multi Purpose Seal
Crankshaft Seals
Multi Purpose Seal
from $33.99
(5)
Multi Purpose Seal
Crankshaft Seals
Engine Harmonic Balancer Repair Sleeve
from $15.29
(5)
Engine Harmonic Balancer Repair Sleeve
Timing Cover Seals

FAQs for 1985 GMC S15 Engine Parts

What are the most purchased Engine Parts for the 1985 GMC S15?

Out of 182 Engine Parts for the 1985 GMC S15, the most popular in our inventory are:
Engine Valve Lifter
from $24.79
This product is not rated
Engine Valve Lifter
Engine Valve Lifters
Steel Cup Expansion Plug 1-1/4 In., SC, Height 0.300
from $2.49
This product is not rated
Steel Cup Expansion Plug 1-1/4 In., SC, Height 0.300
Camshaft Plugs

What are the top-rated 1985 GMC S15 Engine Parts?

Top-rated Engine Parts for your 1985 GMC S15 based on customer reviews/ratings are:
Engine Mount: Front Left, Front Right, 1 Piece
from $12.99
(9)
Engine Mount: Front Left, Front Right, 1 Piece
“Fit as described”
Engine Crankshaft Seal Kit
from $31.49
(4)
Engine Crankshaft Seal Kit
“Exactly what it’s supposed to be”
Engine Crankshaft Seal Kit
from $21.49
(4)
Engine Crankshaft Seal Kit
“It’s a seal. It worked.”