42+ 1974 Chevrolet G20 Van Mufflers & Resonators Sportvan Parts

Sportvan · Mufflers & Resonators (42 products)

Exact-fit parts for the 1974 Chevrolet G20 Van Sportvan.

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .094in HTG Exhaust Manifold Gasket Set

Cometic Gasket

Part # C5896HTG

Confirmed Fit

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .094in HTG Exhaust Manifold Gasket Set

$38.12

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .060in HTS Exhaust Manifold Gasket Set

Cometic Gasket

Part # C5897HTS

Confirmed Fit

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .060in HTS Exhaust Manifold Gasket Set

$34.76

Heavy Duty Direct Fit Exhaust Muffler 2" Inlet (ID) 2" Outlet (ID)

Walker Exhaust

Part # 21169

Fits with Conditions

Heavy Duty Direct Fit Exhaust Muffler 2" Inlet (ID) 2" Outlet (ID)

$89.10

Cometic Chevy Mark-IV GM Gen-V/VI BB V8 .064in ArmorCore Exhaust Mani Gasket Set-2.015in Round Port

Cometic Gasket

Part # C5349-064

Confirmed Fit

Cometic Chevy Mark-IV GM Gen-V/VI BB V8 .064in ArmorCore Exhaust Mani Gasket Set-2.015in Round Port

$46.58

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .043in Copper Exhaust Manifold Gasket

Cometic Gasket

Part # C5897C

Confirmed Fit

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .043in Copper Exhaust Manifold Gasket

$53.34

MAHLE Original Checker Marathon 69-65 Exhaust Pipe Packing Ring

Victor Reinz

Part # F17355

Confirmed Fit

MAHLE Original Checker Marathon 69-65 Exhaust Pipe Packing Ring

$15.94

SoundFX Universal Universal Exhaust Muffler 2" Inlet (ID) 1.875" Outlet (OD)

Walker Exhaust

Part # 17829

Fits with Conditions

SoundFX Universal Universal Exhaust Muffler 2" Inlet (ID) 1.875" Outlet (OD)

$38.64

Cometic Gasket

Part # C5897HTG

Confirmed Fit

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .094in HTG Exhaust Manifold Gasket Set

$39.24

Cometic Gasket

Part # C5896HTS

Confirmed Fit

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .060in HTS Exhaust Manifold Gasket Set

$32.70

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .092in MLS Exhaust Manifold Gasket Set

Cometic Gasket

Part # C5897-092

Confirmed Fit

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .092in MLS Exhaust Manifold Gasket Set

$87.22

Cometic Chevy Mark-IV GM Gen-V/VI Big Block V8 .030in MLS Exhaust Mani Gasket Set-2in Square Ports

Cometic Gasket

Part # C5084-030

Confirmed Fit

Cometic Chevy Mark-IV GM Gen-V/VI Big Block V8 .030in MLS Exhaust Mani Gasket Set-2in Square Ports

$54.48

Cometic Chevy Mark-IV/GM Gen-V/VI BB V8 .030in. MLS Exh Hdr Gasket w/ AFR BBC Magnum 24 Degree Heads

Cometic Gasket

Part # C15443-030

Confirmed Fit

Cometic Chevy Mark-IV/GM Gen-V/VI BB V8 .030in. MLS Exh Hdr Gasket w/ AFR BBC Magnum 24 Degree Heads

$27.79

Cometic GM BBC 1.850 inch X 1.900 inch Port .30 inch MLS Exhaust Gasket

Cometic Gasket

Part # C5897-030

Confirmed Fit

Cometic GM BBC 1.850 inch X 1.900 inch Port .30 inch MLS Exhaust Gasket

$54.48

Cometic Chevy Mark-IV GM Gen-V/VI Big Block V8 .030in MLS Exhaust Mani Gasket Set-2.015in Round Port

Cometic Gasket

Part # C5349-030

Confirmed Fit

Cometic Chevy Mark-IV GM Gen-V/VI Big Block V8 .030in MLS Exhaust Mani Gasket Set-2.015in Round Port

$54.48

Cometic Chevrolet Gen-3 Inline 6 .059in CFM-20 Intake Exhaust Manifold Gasket

Cometic Gasket

Part # C15010-059

Confirmed Fit

Cometic Chevrolet Gen-3 Inline 6 .059in CFM-20 Intake Exhaust Manifold Gasket

$64.74

Cometic Chevy Gen-4 Big Block V8 .060in HTS Exhaust Manifold Gasket - 2.250in Round Port - 20 Pack

Cometic Gasket

Part # CP5251

Confirmed Fit

Cometic Chevy Gen-4 Big Block V8 .060in HTS Exhaust Manifold Gasket - 2.250in Round Port - 20 Pack

$210.88

Cometic Chevy Mark-IV BB V8 .064in ArmorCore Exhaust Mani Gskt Set-Brodix Big Duke/Head Hunter Heads

Cometic Gasket

Part # C5418-064

Confirmed Fit

Cometic Chevy Mark-IV BB V8 .064in ArmorCore Exhaust Mani Gskt Set-Brodix Big Duke/Head Hunter Heads

$30.81

Cometic Chevy Mark-IV BB V8 .064in ArmorCore Exhaust Mani Gasket Set

Cometic Gasket

Part # C5429-064

Confirmed Fit

Cometic Chevy Mark-IV BB V8 .064in ArmorCore Exhaust Mani Gasket Set

$30.81

Cometic GM Small Block Aluminum/Rubber Exhaust Port Cover Set - 18 Degree Heads

Cometic Gasket

Part # C5258

Confirmed Fit

Cometic GM Small Block Aluminum/Rubber Exhaust Port Cover Set - 18 Degree Heads

$72.52

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .042in MLS Exhaust Manifold Gasket Set

Cometic Gasket

Part # C5350-042

Confirmed Fit

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .042in MLS Exhaust Manifold Gasket Set

$54.48

Frequently Asked Questions

Do these parts fit my 1974 Chevrolet G20 Van Sportvan?

This page groups parts listed for the 1974 Chevrolet G20 Van Sportvan. 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 mufflers & resonators options are available for my 1974 Chevrolet G20 Van Sportvan?

We offer a wide selection of mufflers & resonators parts for the 1974 Chevrolet G20 Van Sportvan. 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 1974 Chevrolet G20 Van Sportvan?

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

How fast do 1974 Chevrolet G20 Van Sportvan 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 1974 Chevrolet G20 Van Sportvan 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.

1974 Chevrolet G20 Van(2,725 parts)

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Other Chevrolet G20 Van Years

1974 Chevrolet G20 Van(2,725 parts)

Shop by Problem

Other Chevrolet G20 Van Years

Sportvan · Mufflers & Resonators (42 products)

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .094in HTG Exhaust Manifold Gasket Set

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .060in HTS Exhaust Manifold Gasket Set

Heavy Duty Direct Fit Exhaust Muffler 2" Inlet (ID) 2" Outlet (ID)

Cometic Chevy Mark-IV GM Gen-V/VI BB V8 .064in ArmorCore Exhaust Mani Gasket Set-2.015in Round Port

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .043in Copper Exhaust Manifold Gasket

MAHLE Original Checker Marathon 69-65 Exhaust Pipe Packing Ring

SoundFX Universal Universal Exhaust Muffler 2" Inlet (ID) 1.875" Outlet (OD)

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .094in HTG Exhaust Manifold Gasket Set

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .060in HTS Exhaust Manifold Gasket Set

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .092in MLS Exhaust Manifold Gasket Set

Cometic Chevy Mark-IV GM Gen-V/VI Big Block V8 .030in MLS Exhaust Mani Gasket Set-2in Square Ports

Cometic Chevy Mark-IV/GM Gen-V/VI BB V8 .030in. MLS Exh Hdr Gasket w/ AFR BBC Magnum 24 Degree Heads

Cometic GM BBC 1.850 inch X 1.900 inch Port .30 inch MLS Exhaust Gasket

Cometic Chevy Mark-IV GM Gen-V/VI Big Block V8 .030in MLS Exhaust Mani Gasket Set-2.015in Round Port

Cometic Chevrolet Gen-3 Inline 6 .059in CFM-20 Intake Exhaust Manifold Gasket

Cometic Chevy Gen-4 Big Block V8 .060in HTS Exhaust Manifold Gasket - 2.250in Round Port - 20 Pack

Cometic Chevy Mark-IV BB V8 .064in ArmorCore Exhaust Mani Gskt Set-Brodix Big Duke/Head Hunter Heads

Cometic Chevy Mark-IV BB V8 .064in ArmorCore Exhaust Mani Gasket Set

Cometic GM Small Block Aluminum/Rubber Exhaust Port Cover Set - 18 Degree Heads

Cometic Chevrolet Mark-IV GM Gen-V/VI Big Block V8 .042in MLS Exhaust Manifold Gasket Set

Frequently Asked Questions

Do these parts fit my 1974 Chevrolet G20 Van Sportvan?

What mufflers & resonators options are available for my 1974 Chevrolet G20 Van Sportvan?

What brands make parts for the 1974 Chevrolet G20 Van Sportvan?

How fast do 1974 Chevrolet G20 Van Sportvan parts ship?

What warranty do your 1974 Chevrolet G20 Van Sportvan parts come with?