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Mr. Gasket

Mr. Gasket Performance Collector Gaskets

Fits 3-1/2 Inch I.D. 3-Bolt Header Collectors

Part # 1203C Be the first to write a review
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Manufactured from high-temperature composite exhaust material. Provides maximum torque retention to eliminate gasket failure. Precision die cut for an excellent fit. For high-performance street, drag race and oval track.


  • Made from Mr. Gasket's Performance exhaust gasket material
  • Sold as a pair

About Mr. Gasket

Using his own '57 Chevy as a rolling testbed, drag racer Joe Hrudka launched the most famous gasket company in the world more than half a century ago. Mr. Gasket is the go-to gasket source for racers with gaskets and fasteners that seal perfectly every time.

# Bolt Holes3
Bolt Hole Size3/8"
Bolt Pattern4-7/16"
Brand Mr. Gasket
Collector Diameter3.50 inch
Emission Code5
Product TypeCollector Gaskets
Quantity Per Pkg.2
WarrantyLimited 90 Day
With Bolts3
Part Number1203C

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

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