Mr. Gasket
Performance Header Gaskets Fits 1968-1992 Chrysler 318/340/360 4-Barrel LA Small Block Mr Gasket
SKU: M00S 358
Description
Part #: 358
Mr. Gasket Performance Exhaust Gaskets are manufactured from high-temperature composite material. They provides maximum torque retention to eliminate gasket failure. Precision die cut for an excellent fit, but can be trimmed if necessary for modified port applications. For OE replacement, high-performance street, drag race and oval track. Rectangular Ports, 1.30 inch x 1.80 inch
Features:
- Manufactured from high-temperature acrylic blend exhaust material
- Provides excellent sealing and durability
- Can be trimmed if necessary for modified port applications
- For OE replacement, high performance street, drag race and oval track use
Exhaust Manifold / Header Gasket - Performance - 1.300 x 1.800 in Rectangle Port - Composite - Small Block Mopar - Pair
Fitment
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Specifications
| Brand | Mr. Gasket |
| Part Number | M00S 358 |
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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