1991 GMC Sonoma Engine Internals

Essential 1991 GMC Sonoma Engine Internals

National – Multi Purpose Seal (Part No.5512)

Multi Purpose Seal

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:
  • 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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National – Multi Purpose Seal (Part No.5273)

Multi Purpose Seal

from

$33.99
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:
  • 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
See More

National – Multi Purpose Seal (Part No.3698)

Multi Purpose Seal

from

$21.49
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
See More

Sealed Power – Engine Connecting Rod Bearing Set (Part No.6-1020CP .25MM)

Engine Connecting Rod Bearing Set

from

$57.99
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.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.6-1020A)

Engine Connecting Rod Bearing Set

from

$35.99
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

Felpro – Engine Crankshaft Repair Sleeve (Part No.16259)

Engine Crankshaft Repair Sleeve

from

$14.99
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:
  • 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
See More

Felpro – Engine Crankshaft Repair Sleeve (Part No.16258)

Engine Crankshaft Repair Sleeve

from

$16.29
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
See More

Dorman – Connecting Rod Nuts, Type 2, 3/8-24 X 9/16 In., Ford (sold by each) (Part No.635-002)

Connecting Rod Nuts, Type 2, 3/8-24 X 9/16 In., Ford (sold by each)

from

$1.29
This engine connecting rod nut 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 connecting rod nut matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this nut 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

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.1020CP 1.00MM)

Engine Connecting Rod Bearing

from

$16.29
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.1020A)

Engine Connecting Rod Bearing

from

$12.49
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 (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 Crankshaft Main Bearing Set (Part No.5085MA 40)

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:
  • 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.6689MA 10)

Engine Crankshaft Main Bearing Set

from

$56.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • 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)

Engine Crankshaft Main Bearing Set

from

$77.99
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.7047MA .50MM)

Engine Crankshaft Main Bearing Set

from

$62.99
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

Sealed Power – Engine Piston Ring Set (Part No.E-229X 60)

Engine Piston Ring Set

from

$47.49
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:
  • Unsurpassed quality that you can trust
  • Uses leading edge materials
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Ring Set (Part No.E-920K 60)

Engine Piston Ring Set

from

$109.99
Sealed Power parts provide innovative designs, use leading-edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Face of top rings coated with latest generation Plasma-Moly
  • Decreases friction
  • Very resistant to scuffing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

Sealed Power – Engine Piston Ring Set (Part No.E-432X)

Engine Piston Ring Set

from

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

Sealed Power – Engine Piston Ring Set (Part No.E-229K 30)

Engine Piston Ring 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:
  • Face of top rings coated with latest generation Plasma-Moly
  • Decreases friction
  • Very resistant to scuffing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
See More

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

Sealed Power – Engine Piston (Part No.WH640DCP)

Engine Piston

from

$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.
See More

Sealed Power – Engine Piston (Part No.WH699DCP)

Engine Piston

from

$31.49
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.
See More

1991 GMC Sonoma Engine Internals

Maybe you’re in the middle of a full rebuild of that 1991 GMC Sonoma. Maybe you just need a couple of Engine Internals. Either way, Advance Auto Parts has 87 different Engine Internals in our inventory ranging from $1.29 to $96.99. That means you can find the exact parts or products you need to keep that 1991 GMC Sonoma running smoothly.

Engine Internals are only as good as their brand. We stock 6 different brands to make sure you have plenty of trusted parts to choose from for your 1991 GMC Sonoma. National, Felpro, and Sealed Power are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Engine Internals for your 1991 GMC Sonoma, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 88 reviews in this category, some of the top rated parts include Engine Piston Ring Set with 3.8 stars and Engine Piston Ring Set with 5.0 stars.

So if you’re in the market for aftermarket Engine Internals to keep your 1991 GMC Sonoma rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Engine Internals Brands To Make Your 1991 GMC Sonoma Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1991 GMC Sonoma demands trusted brand parts and products to keep it running. Many trusted brands of Engine Internals make up Advance Auto Parts’ inventory, and all are ready to help make your Sonoma the best it can be. Be sure to browse some of our top Engine Internals brands and parts.

Popular Felpro Engine Internals

We carry Felpro parts in our stock across Crankshaft Seals categories, plus more. For a 1991 GMC Sonoma, our most popular Felpro Engine Internals include:
Engine Crankshaft Seal Kit
from $31.49
(4)
Engine Crankshaft Seal Kit
Crankshaft Seals

Top 1991 GMC Sonoma Engine Internals from National

National products are another trusted brand when it comes to Engine Internals for your 1991 GMC Sonoma. Popular 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
Multi Purpose Seal
from $17.79
(1)
Multi Purpose Seal
Crankshaft Seals

FAQs for 1991 GMC Sonoma Engine Internals

What are the most purchased Engine Internals for the 1991 GMC Sonoma?

Out of 87 Engine Internals for the 1991 GMC Sonoma, the most popular in our inventory are:
Oil Seal
from $7.29
(2)
Oil Seal
Crankshaft Seals
Engine Connecting Rod Bearing Set
from $35.99
This product is not rated
Engine Connecting Rod Bearing Set
Standard Rod Bearing Sets
Engine Crankshaft Main Bearing Set
from $90.99
(1)
Engine Crankshaft Main Bearing Set
Oversized Main Bearings

What are the top-rated 1991 GMC Sonoma Engine Internals?

Top-rated Engine Internals for your 1991 GMC Sonoma based on customer reviews/ratings are:
Engine Piston Ring Set
from $49.49
(4)
Engine Piston Ring Set
“This kit will not work on the Metric engines. The Metric engines require kit E-920K.”
Engine Piston Ring Set
from $59.99
(1)
Engine Piston Ring Set
“no problems installing or seizing.worked great right out of box.”
Engine Piston Ring Set
from $87.99
(1)
Engine Piston Ring Set
“[…]”