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Mr. Gasket Ultra Seal Valve Cover Gasket Set 5863

Mr. Gasket Ultra Seal Valve Cover Gasket Set 5863
$36.99 ea
NEWBackordered until 04/25/2022
Model: 4011825
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
STANDARD
DELIVERY
STORE PICKUP
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Creates a positive seal. Controlled swelling gasket. Thickness will not decrease. Eliminates re-torque of valves. High-tensile strength. Handles ex flange pressure and forms a leak proof seal. Black latex coating.
Features:
  • These Are A Cork Rubber Blend
  • Extra Thick 5/16 in. Creates Positive Seal
  • Also Available In Standard Thickness
  • For OE Replacement And High Performance Apps
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.

Downloads:

Download Name File Size
Mr_Gasket_Gasket_Material_ComparisonFlyer.pdf1.57MB

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 Engine Fitment Notes
Chevrolet Corvette 1966 7.0L / 427 / V8 5/16 in. Extra Thick; w/Locating Tabs; Cork Rubber
Chevrolet Corvette 1967 7.0L / 427 / V8 5/16 in. Extra Thick; w/Locating Tabs; Cork Rubber
Chevrolet Corvette 1968 7.0L / 427 / V8 5/16 in. Extra Thick; w/Locating Tabs; Cork Rubber
Chevrolet Corvette 1969 7.0L / 427 / V8 5/16 in. Extra Thick; w/Locating Tabs; Cork Rubber
Chevrolet Corvette 1970 7.4L / 454 / V8 5/16 in. Extra Thick; w/Locating Tabs; Cork Rubber
Chevrolet Corvette 1971 7.4L / 454 / V8 5/16 in. Extra Thick; w/Locating Tabs; Cork Rubber
Chevrolet Corvette 1972 7.4L / 454 / V8 5/16 in. Extra Thick; w/Locating Tabs; Cork Rubber
Chevrolet Corvette 1973 7.4L / 454 / V8 5/16 in. Extra Thick; w/Locating Tabs; Cork Rubber
Chevrolet Corvette 1974 7.4L / 454 / V8 5/16 in. Extra Thick; w/Locating Tabs; Cork Rubber

Specifications:

Application Big Block Chevy
Color Black
Emission Code 5
Engine Chevrolet Big Block Gen V/VI
Engine Make/Size Chevrolet Big Block Mark IV, Chevrolet Big Block Gen V/VI
Finish Rubber Coated
Package Type Retail - Skin Pack
Packaging Retail - Skin Pack
Part Type Engine Valve Cover Gasket Set
Valve Cover Gasket Material Ultra Seal
Valve Cover Gasket Thickness 0.312 in.
Warranty Limited 90 Day Warranty TX
Weight 0.5000

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