Exhaust› Headers, Manifolds and Components
Mr. Gasket
LTS ALUM EXH GSKT,AMC DOG LEG
SKU: M00S 7398G
Easy — 1–2 hours
Description
Part #: 7398G
Upgrade to Mr. Gasket Aluminum Layered Header Gaskets and eliminate blown exhaust gaskets forever. They conform to warped and damaged surfaces to create an airtight, leak-proof seal and will not shrink or deteriorate EVER.
Features:
- Withstands Intense Exhaust Heat
- Reusable header, exhaust manifold and collector flange gaskets
- Resists Deteriorating
- Manufactured from "dead soft" aluminum layers - .125" thick
- Easy Removal For Disassembly
- Conforms easily to surface irregularities (warped flanges)
- Compresses down to 0.060" to create a tight leak-proof seal
- Will not shrink, deteriorate, or blow out- eliminating gasket leaks
- For high performance street, drag race and oval track use
Fits 1970-1979 AMC 304, 360, 390, 401. Round Ports.
MIA's Description
Each gasket is 0.125 inches thick and compresses to 0.060 inches to create a tight seal. They are reusable and resist shrinking, deterioration, or blowouts. Sold as a pair, these gaskets are suitable for high performance street, drag race, road racing, and oval track applications. The port dimensions are 1.750 inches in height and 1.250 inches in width.
Fitment
Fitment Guaranteed
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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
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Specifications
| Brand | Mr. Gasket |
| Part Number | M00S 7398G |
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Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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