Get Spring Savings With Sale Prices on Parts You Need!

Make/Model Search
Make/Engine Search

Brands
Savings Central
Contact Us
Help Center
1-800-230-3030

Call Us
My Garage
Wish List
Order Status & Returns

Welcome
My Account

Order Status

Wish List
Savings Central
Shop by Brand
Shop Your Passion
- Shop Your Passion
- Truck / SUV
  
  Jeep®
  
  Restoration
  
  Stock Replacement
  
  Late Model Muscle
  
  Tools
  
  Gifts, Clothing, & More
  
  Circle Track
  
  Street Rod
  
  Powersports
  
  Paint & Body
  
  Marine
  
  Jr Dragster
Gift Cards
My Garage
See Our Catalogs
News & Events
Career Opportunities
Contact Us
Help Center
1-800-230-3030 1-800-230-3030
New Products
Shop by Make/Model
Sign In

Search Make/Model

Search Make/Engine

Sign In

Welcome
Account Dashboard
Profile
Order Status & Returns
Buy It Again
Wish List
Rewards Program
Gift Cards & Summit Bucks
Address Book
My Garage Settings
Email Preferences
Text Notifications
My Reviews
My Questions
Catalogs
Tax Exemption
Sign In

Get Spring Savings With Sale Prices on Parts You Need!

$5 Off Your $100 Mobile App Purchase!

Filters

In Stock
- In Stock Items. Ships Today. (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (31) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (31) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Make/Model
Department
Part Type
- Timing Cover Gaskets (9) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Intake Manifold Gaskets (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Valve Cover Gaskets (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Fuel Pump Gaskets (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Header and Exhaust Manifold Gaskets (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Throttle Body Gaskets (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Timing Cover Seals (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Flexplate Fasteners (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Harmonic Balancer Bolts (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Intake Manifold Bolts (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Oil Pan Gaskets (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Rear Main Seals (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Show All
Make/Engine
Filter Options

Selected Filters

Filter Results by Vehicle

Loading...

Home
GMC
Product Results

Availability

- In Stock Items. Ships Today. (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (31) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (31) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Filters
Make/Model
Department
Part Type
- Timing Cover Gaskets (9) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Intake Manifold Gaskets (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Valve Cover Gaskets (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Fuel Pump Gaskets (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Header and Exhaust Manifold Gaskets (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Throttle Body Gaskets (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Timing Cover Seals (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Flexplate Fasteners (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Harmonic Balancer Bolts (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Intake Manifold Bolts (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Oil Pan Gaskets (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Rear Main Seals (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Show All
Make/Engine
Filter Options

Cometic

GMC Cometic Parts and Accessories

Individual Parts

Part Groups

Results 1 - 25 of 31

Cometic Valve Cover Gaskets C5170

Made in the USA

Cometic Valve Cover Gaskets C5170

Cometic Valve Cover Gaskets C5170

Valve Cover Gasket, Molded Rubber Compound, Cadillac, Chevrolet, GMC, Pontiac, LS Engine, Each

Part Number: CGT-C5170

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Cometic Timing Cover Gaskets C5049

Made in the USA

Cometic Timing Cover Gaskets C5049

Cometic Timing Cover Gaskets C5049

TIMING COVER SET W/RADIAL SEAL

Part Number: CGT-C5049

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Cometic AFM Exhaust Gaskets C5420

Made in the USA

Cometic AFM Exhaust Gaskets C5420

Cometic AFM Exhaust Gaskets C5420

EXHAUST HEADER AND MANIFOLD GASKETS, EXHAUST GASKET EA.

Part Number: CGT-C5420

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Cometic Flexplate Fasteners CF1007

Cometic Flexplate Fasteners CF1007

Cometic Flexplate Fasteners CF1007

Flexplate Bolts 7/16 - 20 x 11/16", Grade 8 With Black Oxide Finish and Lock Washers

Part Number: CGT-CF1007

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Oil Pan Gaskets C15043

Made in the USA

Cometic Oil Pan Gaskets C15043

Cometic Oil Pan Gaskets C15043

Oil Pan Gasket, Aramid Fiber, 1-Piece Seal, GMC, 6.6L, Diesel, Each

Part Number: CGT-C15043

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Valley Gaskets C15437

Cometic Valley Gaskets C15437

Cometic Valley Gaskets C15437

Valley Pan Gasket, Rubber, LT1 LT4, Chevy, Each

Part Number: CGT-C15437

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Timing Cover Gaskets C15280

Cometic Timing Cover Gaskets C15280

Cometic Timing Cover Gaskets C15280

GM LS Gen-3/4 Small Block V8 Timing Cover Gasket

Part Number: CGT-C15280

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Timing Cover Gaskets C5261-031

Made in the USA

Cometic Timing Cover Gaskets C5261-031

Cometic Timing Cover Gaskets C5261-031

Gasket, Timing Cover, Fiber, Chevy, V8, Each

Part Number: CGT-C5261-031

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Intake Manifold Gaskets C15178

Cometic Intake Manifold Gaskets C15178

Cometic Intake Manifold Gaskets C15178

2.00" X 1.25" PORT

Part Number: CGT-C15178

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Intake Manifold Gaskets C5436

Made in the USA

Cometic Intake Manifold Gaskets C5436

Cometic Intake Manifold Gaskets C5436

INTAKE GASKET

Part Number: CGT-C5436

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Timing Cover Gaskets C5057

Made in the USA

Cometic Timing Cover Gaskets C5057

Cometic Timing Cover Gaskets C5057

TIMING COVER GASKET SET

Part Number: CGT-C5057

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Timing Cover Gaskets for 1996 G30, G3500 - C5058

Made in the USA

Cometic Timing Cover Gaskets for 1996 G30, G3500 - C5058

Cometic Timing Cover Gaskets for 1996 G30, G3500 - C5058

TIMING COVER GASKET SET

Part Number: CGT-C5058

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Timing Cover Gaskets C5052

Made in the USA

Cometic Timing Cover Gaskets C5052

Cometic Timing Cover Gaskets C5052

TC GASKET SET W/THIN FRT SEAL

Part Number: CGT-C5052

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Valve Cover Grommets C15030

Made in the USA

Cometic Valve Cover Grommets C15030

Cometic Valve Cover Grommets C15030

VALVE COVER GROMMET KIT

Part Number: CGT-C15030

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Throttle Body Gaskets for 2004-2005 FASTRACK FT1461, FASTRACK FT1801, 2003-2005 SIERRA 3500 - C5169

Made in the USA

Cometic Throttle Body Gaskets for 2004-2005 FASTRACK FT1461, FASTRACK FT1801, 2003-2005 SIERRA 3500 - C5169

Cometic Throttle Body Gaskets for 2004-2005 FASTRACK FT1461, FASTRACK FT1801, 2003-2005 SIERRA 3500 - C5169

Throttle Body Gasket, Molded Rubber Compound, Chevy, 6.0L LS, Each

Part Number: CGT-C5169

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Fuel Pump Gaskets CP15012

Cometic Fuel Pump Gaskets CP15012

Cometic Fuel Pump Gaskets CP15012

Chrysler/Ford/GM Fuel Pump Gasket .031" Fiber, 4 Bolt, 10 Pack

Part Number: CGT-CP15012

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Valve Cover Gaskets C15423

Cometic Valve Cover Gaskets C15423

Cometic Valve Cover Gaskets C15423

Valve Cover Gasket

Part Number: CGT-C15423

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Rear Main Seals C5085

Cometic Rear Main Seals C5085

Cometic Rear Main Seals C5085

2PC SILICONE 1955-1986

Part Number: CGT-C5085

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Intake Manifold Gaskets C15497-060

Cometic Intake Manifold Gaskets C15497-060

Cometic Intake Manifold Gaskets C15497-060

.060" KF GASKET

Part Number: CGT-C15497-060

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Header and Exhaust Manifold Gaskets C15443-030

Cometic Header and Exhaust Manifold Gaskets C15443-030

Cometic Header and Exhaust Manifold Gaskets C15443-030

Exhaust Manifold Gasket, .030" MLS AFR MAGNUM EXHAUST , CHEVY 265-385cc 24 DEGREE

Part Number: CGT-C15443-030

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Timing Cover Seals C15283

Cometic Timing Cover Seals C15283

Cometic Timing Cover Seals C15283

Chevrolet Mark-IV; GM Gen-V/VI Big Block V8 Timing Cover Seal

Part Number: CGT-C15283

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Throttle Body Gaskets C15021

Made in the USA

Cometic Throttle Body Gaskets C15021

Cometic Throttle Body Gaskets C15021

TRUCK THROTTLE BODY GASKET

Part Number: CGT-C15021

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Valve Cover Gaskets C15006-125

Cometic Valve Cover Gaskets C15006-125

Cometic Valve Cover Gaskets C15006-125

Chevrolet LB1/LB4 Gen-1 90 Degree V6 .125" Molded Rubber Valve Cover Gasket, Center Bolt

Part Number: CGT-C15006-125

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Intake Manifold Bolts CF1011

Cometic Intake Manifold Bolts CF1011

Cometic Intake Manifold Bolts CF1011

Intake Manifold Bolts 3/8 - 16 x 1", Grade 5 Zinc Plated

Part Number: CGT-CF1011

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Cometic Timing Cover Gaskets C5823-020

Made in the USA

Cometic Timing Cover Gaskets C5823-020

Cometic Timing Cover Gaskets C5823-020

Gaskets, Timing Cover, Fiber, Oldsmobile, V8, Each

Part Number: CGT-C5823-020

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

1
2
Next

Page 1 of 2
Next

Modal Header

Contact us with questions.

Call To Order

This is a custom order part. You can order this part by Contacting Us.

Summit Racing Speedcard. Synchrony Car Care.

Summit Racing Equipment SpeedCard

Jumpstart Your Next Project!

View Details|See if you Prequalify

Stay Updated with Emails from Summit Racing

Never miss a sale on new parts, tools, and more!

= Required

First Name

Last Name

Email Address Email required

See Our Catalogs

News & Events

News & Events Home
OnAllCylinders (blog)
Calendar of Events
New Product Releases
Summit Racing News
News You Can Use
Featured Vehicles
Media Center
Sanctioning Bodies

Help

Help Center
Return Policy
Beat-A-Price Guarantee
Payment Options
Contact Us

Social

Facebook
X/Twitter
Instagram
Pinterest
YouTube
Podcast

About Summit

Corporate History
Retail Locations

My Account

Profile
Email Preferences
Order Status & Returns
Wish List
Address Book
My Reviews
My Questions
My Garage
Sign In

Career Opportunities

More

Summit Racing Credit Card
Gift Cards
Calculators & Tools
Promo Exclusions
Become an Affiliate
Summit Racing Rewards Program
Summit Racing Equipment Protection Plan

Terms of Use | Privacy and Security | Site Accessibility
Copyright 2026 by AUTOSALES, INCORPORATED
dba Summit Racing Equipment | Trademarks

Let's Build it Together^™

Modal Header