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Mr. Gasket Super Ultra-Seal III Intake Gasket 4668G

Mr. Gasket Super Ultra-Seal III Intake Gasket 4668G
$37.99 ea
NEWARRIVING SOONEstimated Ship Date 02/15/2022 (If Ordered Today)
Model: 4011387
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
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Mr. Gasket Super Ultra-Seal III Performance Intake Gaskets are made from a high-density material that combines a custom-engineered copolymer binder system which holds fibers and fillers together, reinforced with 100 percent synthetic fiber and high-temperature fillers, to produce a uniform, high-strength composite sealing material. This material delivers excellent sealing properties for oil, fuels and coolant at low flange pressure (clamp force), along with high crush resistance for continuous use to 350 degrees Fahrenheit and intermittent exposure to 650 degrees Fahrenheit. Made from high-density, high-tensile strength and high-temperature gasket material. Delivers excellent sealing properties for oil, fuel and coolant. Seals using low flange pressure (clamp force). Can be modified (trimmed) easily to fit custom applications. Requires no gasket sealer for installation. Releases easily (no scrapping required) will not stick to mating surfaces when disassembling engine.
  • Seals Quickly
  • Requires Less Clamp Force
  • Provides Excellent Sealing And Durability
  • No Gasket Sealer Required For Installation
  • Releases Easily
  • Will Not Stick To Intake Or Cylinder Head
  • Ideal For Race/Street/Tow Vehicles
Holley Performance Emission Code 5: 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

About Mr. Gasket

Now an important part of Holley Performance, Mr. Gasket continues to expand application coverage with more and more new products for race cars and muscle cars alike. Beyond the gaskets that made the Mr. Gasket brand what it is today is an endless variety of high-performance parts, including carburetor and fuel system components, chrome-plated accessories to dress up your engine bay, fuel additives, shifter accessories, cooling-system accessories, specialty tools, and a wide array of heavy-duty suspension and driveline components.


Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Years Fitment Notes
Chevrolet Corvette 1997 - 2004 Cathedral Port Shape


Emission Code 5
Engine GM Small Block Gen III/IV (LS Based)
Engine Make/Size GM Small Block Gen III/IV (LS Based)
Material Ultra-seal
Package Type Retail
Packaging Retail
Part Type Engine Intake Manifold Gasket
Port Shape Cathedral
Port Size 1.150 in. x 3.400 in.
Position N/A
Thickness 0.060 in.
Warranty Limited 90 Day Warranty TX
Weight 0.3200


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