82+ 1981 GMC G3500 Cold Air Intakes Rally Custom Parts - Page 3

Rally Custom · Cold Air Intakes (82 products)

Exact-fit parts for the 1981 GMC G3500 Rally Custom.

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gasket Set

Cometic Gasket

Part # C5414-125

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gasket Set

$38.32

Cometic Chevy Gen1 Small Block V8 .059in CFM-20 Intake Mani Gasket Set

Cometic Gasket

Part # C5414-059

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .059in CFM-20 Intake Mani Gasket Set

$35.10

Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gasket Kit

Cometic Gasket

Part # C15322

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gasket Kit

$42.37

Cometic Chevrolet Gen-1 Small Block V8 .060in KF Intake Manifold Gasket Set - Brodix WP262 Head

Cometic Gasket

Part # C5427-060

Confirmed Fit

Cometic Chevrolet Gen-1 Small Block V8 .060in KF Intake Manifold Gasket Set - Brodix WP262 Head

$35.10

Cometic Chevy Gen1 Small Block V8 .094in Fiber Intake Mani Gasket Set

Cometic Gasket

Part # C5414-094

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .094in Fiber Intake Mani Gasket Set

$35.10

Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gasket Kit-2.00in x 1.25in Port

Cometic Gasket

Part # C15178

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gasket Kit-2.00in x 1.25in Port

$25.09

Cometic Chevrolet Gen-1 Small Block V8 .043in CFM-20 Intake Manifold Gasket Set - Brodix WP247 Head

Cometic Gasket

Part # C5426-043

Confirmed Fit

Cometic Chevrolet Gen-1 Small Block V8 .043in CFM-20 Intake Manifold Gasket Set - Brodix WP247 Head

$35.10

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gasket Set-1.350in x 2.250in Port

Cometic Gasket

Part # C5541-125

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gasket Set-1.350in x 2.250in Port

$53.41

Cometic Chevrolet Gen-1 Small Block V8 .059in CFM Intake Manifold Gasket Set - Brodix WP262 Head

Cometic Gasket

Part # C5427-059

Confirmed Fit

Cometic Chevrolet Gen-1 Small Block V8 .059in CFM Intake Manifold Gasket Set - Brodix WP262 Head

$35.10

Cometic Chevy Gen1 Small Block V8 .018in AFM Intake Mani Gasket Set-1.282in x 2.175in Rectangle Port

Cometic Gasket

Part # C5528-018

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .018in AFM Intake Mani Gasket Set-1.282in x 2.175in Rectangle Port

$38.77

Cometic Chevy Gen1 Small Block V8 Intake Mani Gasket .060in Fiber-1.240in X 1.970in Port-20 Pack

Cometic Gasket

Part # CP5544

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 Intake Mani Gasket .060in Fiber-1.240in X 1.970in Port-20 Pack

$170.24

Cometic GM Gen1 SB V8 .060in Fiber Intake Mani Gasket-2.090in x 1.280in Rect. Race Ports-10 Pack

Cometic Gasket

Part # C5289

Confirmed Fit

Cometic GM Gen1 SB V8 .060in Fiber Intake Mani Gasket-2.090in x 1.280in Rect. Race Ports-10 Pack

$163.06

Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gskt Kit-1.389in x 2.405in Rectangle Port

Cometic Gasket

Part # C15688-060

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gskt Kit-1.389in x 2.405in Rectangle Port

$38.77

Cometic GM Gen1 SB V8 .125in Fiber Intake Mani Gasket-2.090in x 1.280in Rect. Race Ports-10 Pack

Cometic Gasket

Part # C5290

Confirmed Fit

Cometic GM Gen1 SB V8 .125in Fiber Intake Mani Gasket-2.090in x 1.280in Rect. Race Ports-10 Pack

$182.52

Cometic Chevrolet Gen-1 Small Block V8 .060in Fiber Intake Manifold End Seals Kit

Cometic Gasket

Part # C5536-060

Confirmed Fit

Cometic Chevrolet Gen-1 Small Block V8 .060in Fiber Intake Manifold End Seals Kit

$14.21

Cometic Chevy Gen-1 Small Block V8 .059in CFM-20 Intake Manifold Gasket Set - Brodix GB 2000 Heads

Cometic Gasket

Part # C5423-059

Confirmed Fit

Cometic Chevy Gen-1 Small Block V8 .059in CFM-20 Intake Manifold Gasket Set - Brodix GB 2000 Heads

$35.10

Cometic Chevy Gen1 Small Block V8 .020in Fiber Intake Mani Gasket Set

Cometic Gasket

Part # C5544-020

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .020in Fiber Intake Mani Gasket Set

$38.77

Cometic Chevy Gen-1 Small Block V8 .059in CFM-20 Intake Manifold Gasket Set - Brodix 12 Series Heads

Cometic Gasket

Part # C5425-059

Confirmed Fit

Cometic Chevy Gen-1 Small Block V8 .059in CFM-20 Intake Manifold Gasket Set - Brodix 12 Series Heads

$35.10

Cometic Chevy Gen1 Small Block V8 .060in HTS Intake Mani Gasket Kit-2.130in x 1.250in Port

Cometic Gasket

Part # C15204

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .060in HTS Intake Mani Gasket Kit-2.130in x 1.250in Port

$32.67

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gasket Kit

Cometic Gasket

Part # C15323-125

Confirmed Fit

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gasket Kit

$44.35

Frequently Asked Questions

Do these parts fit my 1981 GMC G3500 Rally Custom?

This page groups parts listed for the 1981 GMC G3500 Rally Custom. Some products fit every trim, while others depend on submodel, engine, drivetrain, or brake package. Use your trim in My Garage or the product page fitment check to confirm exact fit.

What cold air intakes options are available for my 1981 GMC G3500 Rally Custom?

We offer a wide selection of cold air intakes parts for the 1981 GMC G3500 Rally Custom. This page narrows the catalog to the year, make, and model; use your trim on product pages to confirm exact fit when a part only fits certain submodels.

What brands make parts for the 1981 GMC G3500 Rally Custom?

We carry parts from trusted brands including Cometic Gasket, Fel-Pro, and Victor Reinz, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 1981 GMC G3500 Rally Custom parts ship?

Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.

What warranty do your 1981 GMC G3500 Rally Custom parts come with?

Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.

1981 GMC G3500(3,273 parts)

1981 GMC G3500(3,273 parts)

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Other GMC G3500 Years

Rally Custom · Cold Air Intakes (82 products)

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gasket Set

Cometic Chevy Gen1 Small Block V8 .059in CFM-20 Intake Mani Gasket Set

Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gasket Kit

Cometic Chevrolet Gen-1 Small Block V8 .060in KF Intake Manifold Gasket Set - Brodix WP262 Head

Cometic Chevy Gen1 Small Block V8 .094in Fiber Intake Mani Gasket Set

Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gasket Kit-2.00in x 1.25in Port

Cometic Chevrolet Gen-1 Small Block V8 .043in CFM-20 Intake Manifold Gasket Set - Brodix WP247 Head

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gasket Set-1.350in x 2.250in Port

Cometic Chevrolet Gen-1 Small Block V8 .059in CFM Intake Manifold Gasket Set - Brodix WP262 Head

Cometic Chevy Gen1 Small Block V8 .018in AFM Intake Mani Gasket Set-1.282in x 2.175in Rectangle Port

Cometic Chevy Gen1 Small Block V8 Intake Mani Gasket .060in Fiber-1.240in X 1.970in Port-20 Pack

Cometic GM Gen1 SB V8 .060in Fiber Intake Mani Gasket-2.090in x 1.280in Rect. Race Ports-10 Pack

Cometic Chevy Gen1 Small Block V8 .060in Fiber Intake Mani Gskt Kit-1.389in x 2.405in Rectangle Port

Cometic GM Gen1 SB V8 .125in Fiber Intake Mani Gasket-2.090in x 1.280in Rect. Race Ports-10 Pack

Cometic Chevrolet Gen-1 Small Block V8 .060in Fiber Intake Manifold End Seals Kit

Cometic Chevy Gen-1 Small Block V8 .059in CFM-20 Intake Manifold Gasket Set - Brodix GB 2000 Heads

Cometic Chevy Gen1 Small Block V8 .020in Fiber Intake Mani Gasket Set

Cometic Chevy Gen-1 Small Block V8 .059in CFM-20 Intake Manifold Gasket Set - Brodix 12 Series Heads

Cometic Chevy Gen1 Small Block V8 .060in HTS Intake Mani Gasket Kit-2.130in x 1.250in Port

Cometic Chevy Gen1 Small Block V8 .125in Fiber Intake Mani Gasket Kit

Frequently Asked Questions

Do these parts fit my 1981 GMC G3500 Rally Custom?

What cold air intakes options are available for my 1981 GMC G3500 Rally Custom?

What brands make parts for the 1981 GMC G3500 Rally Custom?

How fast do 1981 GMC G3500 Rally Custom parts ship?

What warranty do your 1981 GMC G3500 Rally Custom parts come with?