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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
Estimated shipping date: 08/31/2022
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Your Price
$23.56
Suggested Retail
$26.18
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3

Emissions

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

See Emissions Details
Fits Intake Manifolds 300-650, 300-650BK, 300-651, 300-651BK, 300-653, 300-653BK

About Holley EFI

Holley is the new standard in EFI! Whether you're engine swapping your classic car or need to manage 4000 horsepower in your twin-turbocharged drag radial race car, Holley EFI has the solutions you need to get your project up and running better than ever!

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

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*Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

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