Cometic GM Gen II / Mark IV Big Block (396 / 402 / 427) 4.630in Bore .070in MLS-5 Head Gasket
$156.98
$141.28
CGSC5331-070
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.070". Cometic MLS...
Cometic BB 4.630in Bore .066 inch MLS-5 396/402/427/454 Head Gasket
$156.98
$141.28
CGSC5331-066
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.066". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .062in MLS Cylinder Head Gasket - 4.630in Bore
$156.98
$141.28
CGSC5331-062
Engine Components
Head Gaskets
Motor Builds
The Cometic MLS gasket is comprised of three to five layers of stainless steel. Cometic uses stainless steel for increased strength, its ability to...
Cometic BB 4.630in Bore .060 inch MLS-5 396/402/427/454 Head Gasket
$156.98
$141.28
CGSC5331-060
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.060". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .058in MLS Cylinder Head Gasket - 4.630in Bore
$156.98
$141.28
CGSC5331-058
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.058". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .057in MLS Cylinder Head Gasket - 4.630in Bore
$156.98
$141.28
CGSC5331-057
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.057". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .056in MLS Cylinder Head Gasket - 4.630in Bore
$156.98
$141.28
CGSC5331-056
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.056". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .054in MLS Cylinder Head Gasket - 4.630in Bore
$156.98
$141.28
CGSC5331-054
Engine Components
Head Gaskets
Motor Builds
The embossed outer layers of the gaskets meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes The embossed...
Cometic Chevrolet Mark-IV Big Block V8 .053in MLS Cylinder Head Gasket - 4.630in Bore
$156.98
$141.28
CGSC5331-053
Engine Components
Head Gaskets
Motor Builds
The Cometic MLS gasket is comprised of three to five layers of stainless steel. Cometic uses stainless steel for increased strength, its ability to...
Cometic Chevy BB Head Gasket 4.630in Bore .051in MLS 396/402/427/454 Head Gasket
$115.44
$103.89
CGSC5331-051
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.051". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .050in MLS Cylinder Head Gasket - 4.630in Bore
$156.98
$141.28
CGSC5331-050
Engine Components
Head Gaskets
Motor Builds
The Cometic MLS gasket is comprised of three to five layers of stainless steel. Cometic uses stainless steel for increased strength, its ability to...
Cometic Chevrolet Mark-IV Big Block V8 .047in MLS Cylinder Head Gasket - 4.630in Bore
$115.44
$103.89
CGSC5331-047
Engine Components
Head Gaskets
Motor Builds
The Cometic MLS gasket is comprised of three to five layers of stainless steel. Cometic uses stainless steel for increased strength, its ability to...
Cometic GM Gen II/ Mark IV BB 4.630in Bore .045in MLS (396 / 402 / 427 / 454) Head Gasket
$115.44
$103.89
CGSC5331-045
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.045". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .042in MLS Cylinder Head Gasket - 4.630in Bore
$115.44
$103.89
CGSC5331-042
Engine Components
Head Gaskets
Motor Builds
The Cometic MLS gasket is comprised of three to five layers of stainless steel. Cometic uses stainless steel for increased strength, its ability to...
Cometic GM Gen II/ Mark IV BB 4.630in Bore .040in MLS (396 / 402 / 427 / 454) Head Gasket
$109.94
$98.94
CGSC5331-040
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.040". Cometic MLS...
Chevrolet Mark-IV Big Block V8 .036in MLS Cylinder Head Gasket 4.630in Bore
$109.94
$98.94
CGSC5331-036
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.036". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .034in MLS Cylinder Head Gasket - 4.630in Bore
$109.94
$98.94
CGSC5331-034
Engine Components
Head Gaskets
Motor Builds
The Cometic MLS gasket is comprised of three to five layers of stainless steel. Cometic uses stainless steel for increased strength, its ability to...
Cometic Chevrolet Mark-IV Big Block V8 .032in MLS Cylinder Head Gasket - 4.630in Bore
$109.94
$98.94
CGSC5331-032
Engine Components
Head Gaskets
Motor Builds
The Cometic MLS gasket is comprised of three to five layers of stainless steel. Cometic uses stainless steel for increased strength, its ability to...
Cometic Chevrolet Mark-IV Big Block V8 .030in MLS Cylinder Head Gasket - 4.630in Bore
$109.94
$98.94
CGSC5331-030
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.030". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .027in MLS Cylinder Head Gasket - 4.630in Bore
$109.94
$98.94
CGSC5331-027
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.027". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .023in MLS Cylinder Head Gasket - 4.630in Bore
$109.94
$98.94
CGSC5331-023
Engine Components
Head Gaskets
Motor Builds
The Cometic MLS gasket is comprised of three to five layers of stainless steel. Cometic uses stainless steel for increased strength, its ability to...
Cometic Chevrolet Mark-IV Big Block V8 .140in MLS Cylinder Head Gasket - 4.540in Bore
$261.92
$235.73
CGSC5330-140
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.140". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .120in MLS Cylinder Head Gasket - 4.540in Bore
$261.92
$235.73
CGSC5330-120
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.120". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .098in MLS Cylinder Head Gasket - 4.540in Bore
$169.59
$152.63
CGSC5330-098
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.098". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .092in MLS Cylinder Head Gasket - 4.540in Bore
$169.59
$152.63
CGSC5330-092
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.092". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .089in MLS Cylinder Head Gasket - 4.540in Bore
$169.59
$152.63
CGSC5330-089
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.089". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .086in MLS Cylinder Head Gasket - 4.540in Bore
$169.59
$152.63
CGSC5330-086
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.086". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .084in MLS Cylinder Head Gasket - 4.540in Bore
$169.59
$152.63
CGSC5330-084
Engine Components
Head Gaskets
Motor Builds
The Cometic MLS gasket is comprised of three to five layers of stainless steel. Cometic uses stainless steel for increased strength, its ability to...
Cometic Chevrolet Mark-IV Big Block V8 .080in MLS Cylinder Head Gasket - 4.540in Bore
$169.59
$152.63
CGSC5330-080
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.080". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .075in MLS Cylinder Head Gasket - 4.540in Bore
$156.98
$141.28
CGSC5330-075
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.075". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .070in MLS Cylinder Head Gasket - 4.540in Bore
$156.98
$141.28
CGSC5330-070
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.070". Cometic MLS...
Cometic Chevy BB 4.540in Bore .067 inch MLS 396/402/427/454 Head Gasket
$156.98
$141.28
CGSC5330-067
Engine Components
Head Gaskets
Motor Builds
The Cometic MLS gasket is comprised of three to five layers of stainless steel. Cometic uses stainless steel for increased strength, its ability to...
Cometic Chevrolet Mark-IV Big Block V8 .066in MLS Cylinder Head Gasket - 4.540in Bore
$156.98
$141.28
CGSC5330-066
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.066". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .065in MLS Cylinder Head Gasket - 4.540in Bore
$156.98
$141.28
CGSC5330-065
Engine Components
Head Gaskets
Motor Builds
The Cometic MLS gasket is comprised of three to five layers of stainless steel. Cometic uses stainless steel for increased strength, its ability to...
Cometic Chevy BB 4.545in Bore .060 inch MLS 396/402/427/454 Head Gasket
$156.98
$141.28
CGSC5330-060
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.060". Cometic MLS...
Cometic Chevrolet Mark-IV Big Block V8 .056in MLS Cylinder Head Gasket - 4.540in Bore
$156.98
$141.28
CGSC5330-056
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.056". Cometic MLS...
