1984 GMC S15 Engine Internals

Please Select your Vehicle to See Exact Fit Parts

Keep Your 1984 GMC S15 in Top Shape with Quality Engine Internals

Whether you’re repairing or upgrading your Engine Internal, using high-quality parts is key to keeping your 1984 GMC S15 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Oversized Main Bearings, Standard Individual Rod Bearings, and Crankshaft Seals. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Engine Internals from Trusted Brands

Looking for a reliable Engine Internal? We’ve got you covered with options from brands you know and trust like National and Driveworks. For example, National Engine Internals start at just $17.99 with an average 4.3 star rating. Driveworks offer similar pricing and quality, backed by strong customer feedback. With over 39 reviews and a solid 4 star average, you can shop with confidence knowing other GMC S15 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1984 GMC S15 Engine Internal at Advance Auto Parts is around $29.56, with a range that starts at $4.99 and goes up to $104.99. With 23 options in stock from 4 trusted brands, finding the right fit is easy. Popular picks like Oil Seal, Engine Connecting Rod Bearing, and Engine Connecting Rod Bearing Set start at just $7.49 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Engine Internal, don’t forget to check out other key components like Engine Gaskets and Seals and Engine Timing Parts. At Advance Auto Parts, we’re here to help you keep your 1984 GMC S15 in peak condition, inside and out.

Essential 1984 GMC S15 Engine Internals

Sealed Power – Engine Connecting Rod Bearing (Part No.1020CP .50MM)

Engine Connecting Rod Bearing

from

$18.29
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:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.2020CP 10)

Engine Connecting Rod Bearing

from

$6.79
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 apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.4020A .50MM)

Engine Connecting Rod Bearing

from

$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.
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.1020A .25MM)

Engine Connecting Rod Bearing

from

$9.79
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
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.2500RAA)

Engine Connecting Rod Bearing

from

$9.29
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
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.6-4020A)

Engine Connecting Rod Bearing Set

from

$60.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • 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
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.6-1020CP)

Engine Connecting Rod Bearing Set

from

$74.99
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 apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.4-2020CP 20)

Engine Connecting Rod Bearing Set

from

$25.49
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:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.6-1020A)

Engine Connecting Rod Bearing Set

from

$38.99
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:
  • 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
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.4-2500RAA 30X2)

Engine Connecting Rod Bearing Set

from

$36.49
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:
  • 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
See More

National – Shaft Repair Sleeve (Part No.99176)

Shaft Repair Sleeve

from

$46.99
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
See More

National – Engine Crankshaft Seal Kit (Part No.5274A)

Engine Crankshaft Seal Kit

from

$22.79
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:
  • Design type: springless; multi-lip
  • Temperature range: -100 Deg. F to 450 Deg. F / -73 Deg. C to 232 Deg.
  • Excellent dry running capabilities
  • Low coefficient of friction
  • Delivers quality and reliable performance for every type of repair
See More

Driveworks – Crankshaft Seal (Part No.S-3698)

Crankshaft Seal

from

$12.99
Product Features:
  • Brand may vary by location
See More

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

Multi-Purpose Seal

from

$36.49
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:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
  • Excellent high temperature capabilities
  • Compatible with wide range of fluids
  • Delivers quality and reliable performance for every type of repair
See More

Felpro – Engine Crankshaft Seal Kit (Part No.BS 40626)

Engine Crankshaft Seal Kit

from

$32.99
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:
  • Application specific design to ensure a perfect fit
  • 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
See More

National – Multi-Purpose Seal (Part No.9845)

Multi-Purpose Seal

from

$17.99
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:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
  • Excellent high temperature capabilities
  • Compatible with wide range of fluids
  • Delivers quality and reliable performance for every type of repair
See More

Felpro – Engine Crankshaft Seal Kit (Part No.BS 40520)

Engine Crankshaft Seal Kit

from

$37.99
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:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • ENGINEERING EXPERTISE — Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
See More

Victor Reinz – Engine Crankshaft Seal Kit (Part No.19-10108-01)

Engine Crankshaft Seal Kit

from

$43.99
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
See More

Driveworks – Oil Seal (Part No.S-4359V)

Oil Seal

from

$15.99
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.5085MA)

Engine Crankshaft Main Bearing Set

from

$61.99
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:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Reduces dramatically or eliminates bearing wear
  • Exacting tolerances
  • Meets or exceeds OEM specifications
  • Made with silicon to provide greater surface hardness
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.5085MA 30)

Engine Crankshaft Main Bearing Set

from

$82.99
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:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Reduces dramatically or eliminates bearing wear
  • Exacting tolerances
  • Meets or exceeds OEM specifications
  • Made with silicon to provide greater surface hardness
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.7242MA 1.00MM)

Engine Crankshaft Main Bearing Set

from

$64.99
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:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Reduces dramatically or eliminates bearing wear
  • Exacting tolerances
  • Meets or exceeds OEM specifications
  • Made with silicon to provide greater surface hardness
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.5085M)

Engine Crankshaft Main Bearing 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:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength – provides conformability required for older applications
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.5085M 1)

Engine Crankshaft Main Bearing Set

from

$67.99
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
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.6689MA)

Engine Crankshaft Main Bearing Set

from

$59.99
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:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Reduces dramatically or eliminates bearing wear
  • Exacting tolerances
  • Meets or exceeds OEM specifications
  • Made with silicon to provide greater surface hardness
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.7242MA .25MM)

Engine Crankshaft Main Bearing Set

from

$54.99
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:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Reduces dramatically or eliminates bearing wear
  • Exacting tolerances
  • Meets or exceeds OEM specifications
  • Made with silicon to provide greater surface hardness
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.5085MA 20)

Engine Crankshaft Main Bearing Set

from

$89.99
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:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Reduces dramatically or eliminates bearing wear
  • Exacting tolerances
  • Meets or exceeds OEM specifications
  • Made with silicon to provide greater surface hardness
See More

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.5085MA 10)

Engine Crankshaft Main Bearing Set

from

$82.99
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:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Reduces dramatically or eliminates bearing wear
  • Exacting tolerances
  • Meets or exceeds OEM specifications
  • Made with silicon to provide greater surface hardness
See More

Most Popular Oversized Main Bearing for 1984 GMC S15s

Enhance your 1984 GMC S15 with this popular Oversized Main Bearing we have in stock, for $104.99.

Sealed Power – Engine Crankshaft Main Bearing Set (Part No.5090MA)

Engine Crankshaft Main Bearing Set

from

$104.99
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:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Reduces dramatically or eliminates bearing wear
  • Exacting tolerances
  • Meets or exceeds OEM specifications
  • Made with silicon to provide greater surface hardness
See More

Best-Selling 1984 GMC S15 Standard Individual Rod Bearings

Upgrade your S15 with one of our 6 best-selling Standard Individual Rod Bearings.

Sealed Power – Engine Connecting Rod Bearing (Part No.2020CP 30)

Engine Connecting Rod Bearing

from

$7.49
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:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.2020CP 10)

Engine Connecting Rod Bearing

from

$6.79
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 apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.2020CP)

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:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.4020A)

Engine Connecting Rod Bearing

from

$8.99
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:
  • 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
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.2020CP 20)

Engine Connecting Rod Bearing

from

$6.99
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 apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing (Part No.4020A .50MM)

Engine Connecting Rod Bearing

from

$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.
See More

Top-Quality Crankshaft Seals for 1984 GMC S15s

Choose a high-quality OEM or aftermarket Crankshaft Seal for GMC S15s and enjoy top-notch performance from $10.79.

National – Multi-Purpose Seal (Part No.5273)

Multi-Purpose Seal

from

$29.99
Product Features:
  • Design type: springless; multi-lip
  • Temperature range: -100 deg. F to 450 deg. F / -73 deg. C to 232 deg.
  • Excellent dry running capabilities
  • Low coefficient of friction
  • Delivers quality and reliable performance for every type of repair
See More

National – Multi-Purpose Seal (Part No.9845)

Multi-Purpose Seal

from

$17.99
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:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
  • Excellent high temperature capabilities
  • Compatible with wide range of fluids
  • Delivers quality and reliable performance for every type of repair
See More

Driveworks – Oil Seal (Part No.S-9845)

Oil Seal

from

$10.79
Value-priced seal meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
See More

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

Multi-Purpose Seal

from

$36.49
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:
  • Design type: spring loaded; multi-lip
  • Temperature range: -40 Deg. F to 400 Deg. F / -40 Deg. C to 204 Deg. C
  • Excellent high temperature capabilities
  • Compatible with wide range of fluids
  • Delivers quality and reliable performance for every type of repair
See More

Driveworks – Crankshaft Seal (Part No.S-4307-V)

Crankshaft Seal

from

$25.99
Product Features:
  • Brand may vary by location
See More

Victor Reinz – Engine Crankshaft Seal Kit (Part No.19-10136-01)

Engine Crankshaft Seal Kit

from

$41.99
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
See More

Victor Reinz – Engine Crankshaft Seal Kit (Part No.19-10071-01)

Engine Crankshaft Seal Kit

from

$36.99
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
See More

Top Picks for 1984 GMC S15 Standard Rod Bearing Sets

Invest in one of our 8 durable Standard Rod Bearing Sets for your 1984 GMC, knowing you’re getting trusted brands and expert craftsmanship.

Sealed Power – Engine Connecting Rod Bearing Set (Part No.6-4020A)

Engine Connecting Rod Bearing Set

from

$60.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • 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
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.4-2020CP)

Engine Connecting Rod Bearing Set

from

$35.49
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:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.6-4020A 1.00MM)

Engine Connecting Rod Bearing Set

from

$41.99
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:
  • 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
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.6-4020A .50MM)

Engine Connecting Rod Bearing Set

from

$41.49
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:
  • 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
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.6-4020A .75MM)

Engine Connecting Rod Bearing Set

from

$41.49
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:
  • 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
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.4-2020CP 10)

Engine Connecting Rod Bearing Set

from

$25.49
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:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.4-2020CP 20)

Engine Connecting Rod Bearing Set

from

$25.49
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:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.4-2020CP 30)

Engine Connecting Rod Bearing Set

from

$25.49
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:
  • Steel-backed bronze alloy lining with overplate
  • Popular for fatigue resistance & strength
  • Provides conformability required for older apps
  • Our standard material is comparable to competitors performance bearing
  • Note – This material offers less resistance to wear & corrosion than other materials.
  • Utilizes ISO & QS certified manufacturing
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Our Main Bearing Repair Sleeves for 1984 GMC S15s

Make a smart move for your 1984 GMC S15 with our Main Bearing Repair Sleef for $46.99.

National – Shaft Repair Sleeve (Part No.99176)

Shaft Repair Sleeve

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$46.99
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
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Top-Rated Engine Internal Brands For Your 1984 GMC S15

When it comes to finding the perfect Engine Internal for your 1984 GMC S15, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 4 trusted brands. We carry the most popular Engine Internal brands including National and Driveworks, and more, all known for their exceptional customer ratings (average brand rating of 4.3 stars) and competitive prices, as low as $10.79. Purchasing a Engine Internal from us here at Advance Auto Parts is a smart move for both you and your 1984 GMC S15, providing peace of mind with parts that meet or exceed OEM standards.

Popular National 1984 GMC S15 Engine Internals

If you’re looking for a top-quality Engine Internal for your 1984 GMC S15, Advance Auto Parts has exactly what you need with our selection of National Engine Internals. We have 2 National Engine Internals in stock for this fitment, all known for their durability and precision fit. With prices starting at just $17.99 and an average cost of $23.99, you’ll find the perfect Engine Internal for your needs and budget. National Engine Internals for the 1984 GMC S15 come highly rated, with over 20 customer reviews and an impressive average rating of 4.3 stars. Choosing a National Engine Internal from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Multi-Purpose Seal
from $17.99
(15)
Multi-Purpose Seal
“Used on my car. It worked great.”
Multi-Purpose Seal
from $29.99
(5)
Multi-Purpose Seal
“This is the correct fit rear extension housing seal for my 1969 FMX transmission in my 1969 Mercury Cougar. Finding the seal with the bushing is a plu”

Top-Quality Driveworks 1984 GMC S15 Engine Internals

For those in search of a high-quality Engine Internal for their 1984 GMC S15, Advance Auto Parts offers a great selection of Driveworks Engine Internals. With 1 Driveworks Engine Internals in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Engine Internals start at just $10.79, giving you a range of options to suit your budget. Backed by over 2 customer ratings and an average rating of 4.2 stars, Driveworks Engine Internals provide both reliability and excellent performance. Choosing a Driveworks Engine Internal from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Oil Seal
from $10.79
(2)
Oil Seal
“easy TO INSTALL, WORKS PERFECT, EXCELLENT PRICE”

FAQs for 1984 GMC S15 Engine Internals

What are the best-selling Engine Internals for 1984 GMC S15s?

Out of 23 Engine Internals that fit 1984 GMC S15s, the following parts are the top sellers:

What’s the price range for 1984 GMC S15 Engine Internals?

The prices of Engine Internals for the 1984 GMC S15 range from $4.99 up to $104.99 for the most premium parts.

What is the average price of an Engine Internal for a 1984 GMC S15?

The average price for Engine Internals for the 1984 GMC S15 is $29.56. Keep in mind the variety of part types within our Engine Internal category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Internals for other GMC S15 model years?

Yes, we carry Engine Internals for 7 model years of GMC S15s between 1982 and 1990. The following model years are the most popular for Engine Internal purchases: 1990, 1989, 1988, 1987, 1986, 1985, 1983, and 1982.

What are the cheapest Engine Internals for my 1984 GMC S15?

The cheapest 1984 GMC S15 Engine Internals we carry are:

Does Advance Auto Parts sell Engine Internals for any other 1984 GMC models?

Yes. We stock Engine Internals for 19 other popular 1984 GMC models. Some of the most popular are 1984 Jimmy Engine Internals, 1984 K2500 Engine Internals, 1984 C2500 Engine Internals, 1984 K1500 Engine Internals, and 1984 C1500 Engine Internals.

What are the top-rated Engine Internals that fit the 1984 GMC S15?

The one 1984 GMC S15 Engine Internal we have in stock is the Engine Connecting Rod Bearing. It costs $4.99.

What types of Engine Internals do you sell for my 1984 GMC S15?

As of 3/1/26, these are some of the most in-demand types of Engine Internals for a 1984 GMC S15:

Can I get help with 1984 GMC S15 Engine Internal orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about GMC Engine Internals and more.

What is your return policy for GMC S15 Engine Internals?

Advance Auto Parts keeps returns simple. For new GMC S15 Engine Internals and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.