Mr. Gasket
Performance Collector Gasket 3-1/2 Inch Fits Triangular 3-bolt Header Collector Flanges with 3.5 Inch I.D Mr Gasket
SKU: M00S 1203
Description
Part #: 1203
Mr. Gasket Performance Collector Gasket for triangular 3-bolt header collector flanges with an inner diameter of 3-1/2 inch and a 4-7/16 inch bolt pattern. Made from Mr. Gasket Performance Exhaust material. Sold individually.
Features:
- Made from Mr. Gasket's Performance series exhaust material
- Sold individually
Collector Gasket - Performance - 3-1/2 in Diameter - 3-Bolt - Compressed Fiber - Each
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.
Available on iOS & Android
Specifications
| Brand | Mr. Gasket |
| Part Number | M00S 1203 |
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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