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Holley EFI

Holley Replacement O-Rings For Gen Iii Hemi Hi-Ram

Replacement O-Rings for Seal Between Cylinder Head and Gen III Hemi Hi-Ram Intake Manifold

Part # 300-656

Holley Replacement O-Rings For Gen Iii Hemi Hi-Ram

Not Available

3

Emissions

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

See Emissions Details

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Fits Intake Manifolds 300-650, 300-650BK, 300-651, 300-651BK, 300-653, 300-653BK

About Holley EFI

Find standalone EFI for LS, Coyote, Hemi and more at Holley.com. From engine swapping to managing up to 4000 horsepower, we have a solution for every project!

Brand Holley EFI
Emission Code3
Product TypeIntake Gasket
Type of ComponentGaskets & Seals
WarrantyLimited 90 Day
UPC090127101612
Part Number300-656
3

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) 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


WARNING: It is against the law to install this part on an Emissions Controlled Vehicle


The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle
Limited 90 Day: See Details

*Free Shipping & Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

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