Cometic Mercury/Chevy BB 4.580in Bore .070in MLS-5 Gen 4/5/6 Blocks Head Gasket
$145.51
$130.96
CGSC5636-070
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 0.098". Cometic MLS...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .066in MLS Cylinder Head Gasket - 4.580in Bore
$145.51
$130.96
CGSC5636-066
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 0.098". Cometic MLS...
Cometic Mercury/Chevy BB 4.580in Bore .026in MLS-5 Gen 4/5/6 Blocks Head Gasket
$145.51
$130.96
CGSC5636-060
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.060". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .056in MLS Cylinder Head Gasket - 4.580in Bore
$145.51
$130.96
CGSC5636-056
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 0.098". Cometic MLS...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .054in MLS Cylinder Head Gasket - 4.580in Bore
$158.05
$142.24
CGSC5636-054
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.054". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI 4.580in Bore .051in MLS Cylinder Head Gasket
$105.62
$95.06
CGSC5636-051
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.051". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .045in MLS Cylinder Head Gasket - 4.580in Bore
$105.62
$95.06
CGSC5636-045
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.045". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .040in MLS Cylinder Head Gasket - 4.580in Bore
$100.59
$90.53
CGSC5636-040
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.040". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .036in MLS Cylinder Head Gasket - 4.580in Bore
$100.59
$90.53
CGSC5636-036
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.036". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .030in MLS Cylinder Head Gasket - 4.580in Bore
$100.59
$90.53
CGSC5636-030
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 0.098". Cometic MLS...
Cometic GM/Mercury Marine Big Block V8 Gen IV/V/VI 4.580in Bore .027in MLS Cylinder Head Gasket
$100.59
$90.53
CGSC5636-027
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.027". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .120in MLS Cylinder Head Gasket - 4.530in Bore
$261.92
$235.73
CGSC5635-120
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.120". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .086in MLS Cylinder Head Gasket - 4.530in Bore
$158.05
$142.24
CGSC5635-086
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 0.098". Cometic MLS...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .080in MLS Cylinder Head Gasket - 4.530in Bore
$158.05
$142.24
CGSC5635-080
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.080". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .075in MLS Cylinder Head Gasket - 4.530in Bore
$145.51
$130.96
CGSC5635-075
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 0.098". Cometic MLS...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .072in MLS Cylinder Head Gasket - 4.530in Bore
$145.51
$130.96
CGSC5635-072
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.072". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .066in MLS Cylinder Head Gasket - 4.530in Bore
$145.51
$130.96
CGSC5635-066
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.066". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .060in MLS Cylinder Head Gasket - 4.530in Bore
$145.51
$130.96
CGSC5635-060
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.060". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .056in MLS Cylinder Head Gasket - 4.530in Bore
$145.51
$130.96
CGSC5635-056
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 0.098". Cometic MLS...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/V 4.530in Bore .040 inch MLS Head Gasket
$100.59
$90.53
CGSC5635-040
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.040". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .051in MLS Cylinder Head Gasket - 4.530in Bore
$105.62
$95.06
CGSC5635-051
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.051". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .045in MLS Cylinder Head Gasket - 4.530in Bore
$105.62
$95.06
CGSC5635-045
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.045". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .036in MLS Cylinder Head Gasket - 4.530in Bore
$100.59
$90.53
CGSC5635-036
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 0.098". Cometic MLS...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .030in MLS Cylinder Head Gasket - 4.530in Bore
$100.59
$90.53
CGSC5635-030
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.030". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .027in MLS Cylinder Head Gasket - 4.530in Bore
$100.59
$90.53
CGSC5635-027
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.027". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .092in MLS Cylinder Head Gasket - 4.500in Bore
$158.05
$142.24
CGSC5634-092
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 0.098". Cometic MLS...
Cometic Chevy Big Block Gen 4/5/6 4.5in Bore .086 inch MLS-5 Head Gasket
$158.05
$142.24
CGSC5634-086
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.086". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .075in MLS Cylinder Head Gasket - 4.500in Bore
$145.51
$130.96
CGSC5634-075
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.075". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .070in MLS Cylinder Head Gasket - 4.500in Bore
$145.51
$130.96
CGSC5634-070
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.070". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .066in MLS Cylinder Head Gasket - 4.500in Bore
$145.51
$130.96
CGSC5634-066
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 0.098". Cometic MLS...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .060in MLS Cylinder Head Gasket - 4.500in Bore
$145.51
$130.96
CGSC5634-060
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.060". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .051in MLS Cylinder Head Gasket - 4.500in Bore
$105.62
$95.06
CGSC5634-051
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.051". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .045in MLS Cylinder Head Gasket - 4.500in Bore
$105.62
$95.06
CGSC5634-045
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 0.098". Cometic MLS...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI 4.5in Bore MLS Cylinder Head Gasket
$100.59
$90.53
CGSC5634-040
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.040". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .036in MLS Cylinder Head Gasket - 4.500in Bore
$100.59
$90.53
CGSC5634-036
Engine Components
Head Gaskets
Motor Builds
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed thickness is 0.036". 4 Bolts in...
Cometic GM/Mercury Marine Big Block V8 Gen-IV/V/VI .030in MLS Cylinder Head Gasket - 4.500in Bore
$100.59
$90.53
CGSC5634-030
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 0.098". Cometic MLS...
