Mr Gasket Valve Cover Breather

Push-On style - Chrome - with Logo

PART# 2068

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Replaces OEM GM breather #6421868 on 65-67 GM big block engines. Dress up your engine with this sharp looking, chrome-plated push-on oil breather. This new cap is internally baffled and uses a high porosity filter. Great for hi-performance use! Fits factory and after-market valve covers with 1.22" diameter hole. 2-1/2"dia. x 2-1/8" ht. w/logo.


  • Internally baffled with filter
  • Fits valve cover openings with 1.22˝ dia.
  • Replaces OEM - GM breather #6421868 on 1965-67 GM Big Blocks
  • 2-1/8˝ tall x 2-1/2˝ dia.


BrandMr. Gasket
Emission Code3
Product TypeValve Cover Breather
Part Number2068


This part is legal for use on Uncontrolled (Non-Emissions Controlled) Vehicles or Racing Vehicles.

The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle

Racing Vehicles are vehicles that are used exclusively for racing or other forms of competition that are not registered and that may never be used on the street.

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        *Free Shipping & Handling only offered to the contiguous US on orders over $100.

        Some parts are not legal for use in California or other states with similar regulations.