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Mr Gasket

Mr. Gasket – Performance, Precision, and Proven Power

For over 60 years, Mr. Gasket has been a trusted name in the performance automotive world — delivering the gaskets, seals, fasteners, and engine accessories that power builders rely on. From drag strips to street machines, Mr. Gasket products are engineered to handle the heat, pressure, and performance demands of serious enthusiasts.

Every gasket, fitting, and accessory is designed to provide a precision seal, improved reliability, and professional-grade quality for a wide range of applications — from classic muscle cars to modern performance builds. Whether you’re assembling a new engine or upgrading your current setup, Mr. Gasket brings the heritage and innovation that keep high-performance vehicles running strong.

Trusted by racers. Proven by time. Powered by passion — that’s Mr. Gasket.

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Mr Gasket
MR GASKET

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Fits 1970-1979 AMC 304, 360, 390, 401. Dogleg Ports, 1.25 Inch x 1.75 Inch $62.00 CAD ~~$70.00 CAD~~

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Fits 1968-1991 Chrysler 318,340,360 LA Small Block $60.00 CAD ~~$67.00 CAD~~

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Fits 1959-1985 Chevrolet Small Block with 2-piece rear main seal $40.00 CAD ~~$45.00 CAD~~

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Mr. Gasket Aluminum Tube Adapter -6 AN Male AN To 3/8 Inch Tubing Black $22.00 CAD ~~$25.00 CAD~~

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Mr. Gasket Transmission Pan Gasket $38.00 CAD ~~$43.00 CAD~~

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Fits 2-1/2 Inch I.D. 3-bolt Round Header Collectors $21.00 CAD ~~$24.00 CAD~~

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Mr. Gasket Performance Thermostat Gasket $14.00 CAD ~~$16.00 CAD~~

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Mr. Gasket Thermostat Gasket - Molded Rubber on Aluminum Carrier $50.00 CAD ~~$56.00 CAD~~

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Mr. Gasket Ultra-Seal Collector Gaskets - 2-1/2 Inch $31.00 CAD ~~$35.00 CAD~~

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Mr. Gasket Ultra-Seal Collector Gaskets - 3-1/2 Inch $38.00 CAD ~~$43.00 CAD~~

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Mr. Gasket Ultra-Seal Collector Gaskets - 3 Inch $30.00 CAD ~~$33.00 CAD~~

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Mr. Gasket Ultra-Seal Header Gaskets $72.00 CAD ~~$80.00 CAD~~

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Fits 1964-1980 Oldsmobile 330-455 V8. Rectangular Ports, 1.55 Inch x 1.92 Inch $63.00 CAD ~~$71.00 CAD~~

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Mr. Gasket Ultra-Seal Header Gaskets $80.00 CAD ~~$90.00 CAD~~

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Mr. Gasket Ultra-Seal Header Gaskets $63.00 CAD ~~$71.00 CAD~~

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Fits 1964-1995 Ford 289-351W Small Block. 1.12 Inch x 1.48 Inch Ports $62.00 CAD ~~$69.00 CAD~~

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Fits 1963-1979 Pontiac 326-455 V8. Oval/D-ports, 1.55 Inch x 1.94 Inch $62.00 CAD ~~$70.00 CAD~~

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Fits 1963-1979 Pontiac 326-455 V8. Oval Ports, 1.46 Inch x 1.93 Inch $75.00 CAD ~~$86.00 CAD~~

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Fits 1965-1990 Chevrolet 396-454 Mark IV Big Block. Round Ports, 2.40 Inch $63.00 CAD ~~$71.00 CAD~~

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Fits 1965-1990 Chevrolet 396-454 Mark IV Big Block. Round Ports, 2.15 Inch $63.00 CAD ~~$71.00 CAD~~

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Fits 1965-1990 Chevrolet 396-454 Mark IV Big Block. Round Ports, 1.92 Inch $62.00 CAD ~~$70.00 CAD~~

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Mr. Gasket Ultra-Seal Header Gaskets $63.00 CAD ~~$71.00 CAD~~

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Mr. Gasket Ultra-Seal Header Gaskets $62.00 CAD ~~$70.00 CAD~~

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Mr. Gasket Ultra-Seal Header Gaskets $62.00 CAD ~~$70.00 CAD~~

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Fits 1955-1991 Chevrolet 262-400 Gen I Small Block. Round Ports $53.00 CAD ~~$59.00 CAD~~

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Mr. Gasket Ultra-Seal Header Gaskets $50.00 CAD ~~$56.00 CAD~~

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Mr. Gasket Ultra-Seal Header Gaskets $54.00 CAD ~~$61.00 CAD~~

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Mr. Gasket Performance Carburetor Base Gasket - Open Center $18.00 CAD ~~$20.00 CAD~~

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Fits 1980-1985 Chevrolet 262-400 Gen I Small Block $70.00 CAD ~~$78.00 CAD~~

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Fits 1959-1980 Chrysler 361,383,400,413,426,440 B/RB Big Block except 426 Hemi $54.00 CAD ~~$61.00 CAD~~

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Fits Chrysler 1964-1969 273, 1967-1991 318, 1968-1973 340, 1971-1992 360 $63.00 CAD ~~$71.00 CAD~~

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Mr. Gasket Ultra-Seal Valve Cover Gaskets $60.00 CAD ~~$67.00 CAD~~

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Mr. Gasket Ultra-Seal Valve Cover Gaskets - .187 Inch Thick $60.00 CAD ~~$67.00 CAD~~

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Fits 1960-1986 Chevrolet 262-400 Gen I Small Block $45.00 CAD ~~$51.00 CAD~~

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Fits 1967-1992 Chrysler 318/340/360 LA Small Block $72.00 CAD ~~$80.00 CAD~~

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Mr. Gasket Ultra-Seal Intake Manifold Gaskets $72.00 CAD ~~$80.00 CAD~~

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Mr. Gasket Ultra-Seal Intake Manifold Gaskets $85.00 CAD ~~$96.00 CAD~~

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Mr. Gasket Ultra-Seal Intake Manifold Gaskets $62.00 CAD ~~$70.00 CAD~~

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Fits 1965-1990 Chevrolet 396-454 Mark IV Big Block with Rectangle Port Heads $66.00 CAD ~~$74.00 CAD~~

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Fits 1965-1990 Chevrolet 396-454 Mark IV Big Block with Oval Port Heads $62.00 CAD ~~$70.00 CAD~~

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Mr. Gasket Ultra-Seal Intake Manifold Gaskets $50.00 CAD ~~$56.00 CAD~~

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Mr. Gasket Ultra-Seal Intake Manifold Gaskets .120 Inch Thickness $81.00 CAD ~~$91.00 CAD~~

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Mr. Gasket Ultra-Seal Intake Manifold Gaskets .120 Inch Thickness $80.00 CAD ~~$90.00 CAD~~

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Mr. Gasket Ultra-Seal Intake Manifold Gaskets .060 Inch Thickness $72.00 CAD ~~$80.00 CAD~~

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Compatible with 1963-1979 Pontiac 326-455 V8 $61.00 CAD ~~$68.00 CAD~~

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Mr. Gasket Performance Carburetor Base Gasket - Carter $18.00 CAD ~~$20.00 CAD~~

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Fits Edelbrock and Rochester Quadrajet 4-Barrel Carburetors $16.00 CAD ~~$18.00 CAD~~

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Mr.Gasket Perf Carb Base Gasket - 4-Barrel,Square Flange,Open Center,Bulk Packed $15.00 CAD ~~$17.00 CAD~~

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