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Fits 1965-1990 Chevrolet 396-454 Mark IV Big Block - Round Ports, 2.15 Inch
Vendor:Mr GasketRegular price $39.02 CADRegular priceUnit price per$39.06 CADSale price $39.02 CADSold out -
Fits Nissan 2.4L KD24DE 4-Cylinder. Oval Ports, 1.62 Inch x 1.61 Inch
Vendor:Mr GasketRegular price $55.65 CADRegular priceUnit price per$62.95 CADSale price $55.65 CADSold out -
Mr. Gasket Performance Header Gaskets
Vendor:Mr GasketRegular price $35.82 CADRegular priceUnit price per$39.80 CADSale price $35.82 CADSold out -
Mr. Gasket Header Gaskets - Aluminum-Layered
Vendor:Mr GasketRegular price $69.47 CADRegular priceUnit price per$69.47 CADSale price $69.47 CADSold out -
Fits 1955-1987 Chevrolet 262-400 Gen I Small Block. Round Ports, 1.625 Inch
Vendor:Mr GasketRegular price $34.72 CADRegular priceUnit price per$39.06 CADSale price $34.72 CADSold out -
Fits 1968-1992 Chrysler 318/340/360 4-Barrel LA Small Block
Vendor:Mr GasketRegular price $42.68 CADRegular priceUnit price per$46.85 CADSale price $42.68 CADSold out -
Fits 1958-1976 Ford 332-390 with 8-Bolt Rectangular Ports, 1.56 Inch x 2.32 Inch
Vendor:Mr GasketRegular price $25.95 CADRegular priceUnit price per$29.19 CADSale price $25.95 CADSold out -
Mr. Gasket Performance Header Gaskets
Vendor:Mr GasketRegular price $62.38 CADRegular priceUnit price per$62.38 CADSale price $62.38 CADSold out -
Fits 1955-1991 Chevrolet 262-400 Gen I Small Block. 1.50 Inch Round Ports
Vendor:Mr GasketRegular price $37.42 CADRegular priceUnit price per$37.42 CADSale price $37.42 CADSold out -
Mr. Gasket Performance Header Gaskets
Vendor:Mr GasketRegular price $47.15 CADRegular priceUnit price per$47.15 CADSale price $47.15 CADSold out -
Sold outMr. Gasket Ultra-Seal Header Gaskets
Vendor:Mr GasketRegular price $79.05 CADRegular priceUnit price per$79.05 CADSale price $79.05 CADSold out -
Sold outMr. Gasket Ultra-Seal Header Gaskets
Vendor:Mr GasketRegular price $40.95 CADRegular priceUnit price per$45.50 CADSale price $40.95 CADSold out -
Fits Ford 460 Big Block SVO Square Ports, 1.85 Inch x 1.91 Inch
Vendor:Mr GasketRegular price $60.85 CADRegular priceUnit price per$66.95 CADSale price $60.85 CADSold out -
Fits 1955-1991 Chevrolet 262-400 Gen I Small Block. Round Ports, 1.50 Inch
Vendor:Mr GasketRegular price $35.37 CADRegular priceUnit price per$38.82 CADSale price $35.37 CADSold out -
Mr. Gasket Ultra-Seal Header Gaskets 4.6L Ford Modular 1991-2003 3V
Vendor:Mr GasketRegular price $39.95 CADRegular priceUnit price per$44.39 CADSale price $39.95 CADSold out -
Fits 2003-2008 Chrysler 5.7L Hemi Gen III. Square Ports, 1.45 Inch x 1.47 Inch
Vendor:Mr GasketRegular price $49.95 CADRegular priceUnit price per$56.19 CADSale price $49.95 CADSold out -
Sold outMr. Gasket Ultra-Seal Header Gaskets
Vendor:Mr GasketRegular price $49.95 CADRegular priceUnit price per$55.50 CADSale price $49.95 CADSold out -
Fits 1997-2011 Chevrolet Gen III/IV LS Based Small Block
Vendor:Mr GasketRegular price $47.28 CADRegular priceUnit price per$51.90 CADSale price $47.28 CADSold out -
Sold outMr. Gasket Ultra-Seal Header Gaskets
Vendor:Mr GasketRegular price $72.98 CADRegular priceUnit price per$72.98 CADSale price $72.98 CADSold out -
Sold outMr. Gasket Ultra-Seal Header Gaskets
Vendor:Mr GasketRegular price $74.81 CADRegular priceUnit price per$74.81 CADSale price $74.81 CADSold out -
Sold outMr. Gasket Ultra-Seal Header Gaskets
Vendor:Mr GasketRegular price $45.16 CADRegular priceUnit price per$49.57 CADSale price $45.16 CADSold out -
Fits 1987-1995 Ford 302/5.0L and 351W/5.8L with Oval Ports
Vendor:Mr GasketRegular price $71.05 CADRegular priceUnit price per$77.95 CADSale price $71.05 CADSold out -
Fits 1965-1990 Chevrolet 396-454 Big Block with Square Ports
Vendor:Mr GasketRegular price $105.33 CADRegular priceUnit price per$105.33 CADSale price $105.33 CADSold out -
Fits 2014-2019 Chevrolet LT1/LT4 Gen V Small Block
Vendor:Mr GasketRegular price $39.95 CADRegular priceUnit price per$44.39 CADSale price $39.95 CADSold out
Quality Products and Parts
S&M Diesel only uses high quality parts that have been tested on our own vehicles. Our #1 goal is to provide our customers with products that are safe, durable, and designed with performance in mind. We have a complete inventory of leading edge products on hand and ready to ship or install, everything from intakes and exhausts to complete turbo setups and suspension kits. Everything you need is right here, at S&M Diesel!