Street. Track. Everything between.
Your garage Find parts for your vehicle Select year, make and model to narrow your search.

Cometic Chevrolet 348/409 W-Series Big Block V8 .080in MLS Cylinder Head Gasket - 4.375in Bore

SKU: CGSC5256-080

Head Gaskets

CG Head Gaskets...

Cometic Chevrolet 348/409 W-Series Big Block V8 .080in MLS Cylinder Head Gasket - 4.375in Bore

SKU: CGSC5256-080

Head Gaskets

CG Head Gaskets...

A$395.16
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.
View cart 0
We accept
American Express
Mastercard
Visa
PayPal Checkout
Direct Deposit
Afterpay
Apple Pay
Google Pay
Zip Pay

Description

The Cometic MLS gasket is comprised of three to five layers of stainless steel. Cometic uses stainless steel for increased strength, its ability to rebound and resist corrosion. The outer layers of the gasket are embossed and coated on both sides with a Viton rubber material designed to meet the demands of a variety of harsh sealing environments, load conditions and surface finishes. The Viton coating is heat resistant to 250°C or 482°F.

Product Overview

The Cometic MLS gasket is comprised of three to five layers of stainless steel. Cometic uses stainless steel for increased strength, its ability to rebound and resist corrosion. The outer layers of the gasket are embossed and coated on both sides with a Viton rubber material designed to meet the demands of a variety of harsh sealing environments, load conditions and surface finishes. The Viton coating is heat resistant to 250°C or 482°F.


Features and Benefits

  • Coated On Both Sides w/Viton

Product Details

Description:Chevrolet 348/409 W-Series Big Block V8 Cylinder Head Gasket
Engine Make/Size:Chevy 348-409
Part Number:cgsC5256-080
Position:N/A
Prop 65 (C, R or CR):CR
Prop 65 - Short Label:Prop_65.jpg
Prop 65 Warning Label:Prop_65.jpg
Prop 65 Yes/No:Yes
Title:Cometic Gasket Automotive Chevrolet 348/409 W-Series Big Block V8 .080 in MLS Cylinder Head Gasket, 4.375 in Bore
WARNING CA Proposition 65 Message:The state of California has determined that certain chemicals used in the manufacture of this product have been known to cause cancer and birth defects. For more information; visit www.p65Warnings.ca.gov
WARNING CA Proposition 65:Yes

Part Type

Engine Cylinder Head Gasket

Data: v4.2 - Upd: 2026-10-14 00:05:49

Features

  • Coated On Both Sides w/Viton
  • Conforms load distribution across the sealing area
  • Requires less clamp load creating less bore distortion
  • The center or shim layer is an uncoated stainless steel layer which can be varied to accommodate multiple thickness requirements
  • The embossed outer layers of the gaskets meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes

Specifications

Product Attributes - Brand
Cometic
Product Attributes - Manufacturer's Part Number
C5256-080
Product Attributes - Part Type
Head Gaskets
Product Attributes - Product Line
Cometic MLS Head Gaskets
Product Attributes - UPC
191070545697
Product Attributes - Bore (in.)
4.375 in.
Product Attributes - Bore (mm)
111.125mm
Product Attributes - Gasket Material
Multi-layer steel
Product Attributes - Compressed Thickness (in.)
0.080 in.
Product Attributes - Lock Wire
No
Product Attributes - Quantity
Sold individually.

Reference Information

Brand Name/s Cometic Gasket
StreetFX SKU cgsC5256-080
SFX Item ID 4169979
Supplier Item Code 4169979
Manufacturer SKU C5256-080
Manufacturer UPC 191070545697
Alternative References CGT-C5256-080, .080in, 4.375in

Compatibility

Application Data
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1958
    Ending Year1961
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1961
    Ending Year1965
    Engine TypeV8
    Liter6.7
    CID409
    CC6704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size6.7L/409
    RegionUSA
  • MakeCHEVROLET
    ModelBISCAYNE
    SubmodelBASE
    Beginning Year1958
    Ending Year1961
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelBISCAYNE
    SubmodelBASE
    Beginning Year1961
    Ending Year1965
    Engine TypeV8
    Liter6.7
    CID409
    CC6704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size6.7L/409
    RegionUSA
  • MakeCHEVROLET
    ModelBISCAYNE
    SubmodelFLEETMASTER
    Beginning Year1960
    Ending Year1960
    Engine TypeV8
    Liter5.7
    CID348
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelBROOKWOOD
    SubmodelBASE
    Beginning Year1958
    Ending Year1958
    Engine TypeV8
    Liter5.7
    CID348
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelBROOKWOOD
    SubmodelBASE
    Beginning Year1959
    Ending Year1961
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelBROOKWOOD
    SubmodelBASE
    Beginning Year1961
    Ending Year1961
    Engine TypeV8
    Liter6.7
    CID409
    CC6704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size6.7L/409
    RegionUSA
  • MakeCHEVROLET
    ModelC10 PICKUP
    SubmodelBASE
    Beginning Year1960
    Ending Year1961
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelC20 PICKUP
    SubmodelBASE
    Beginning Year1960
    Ending Year1961
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelC30 PICKUP
    SubmodelBASE
    Beginning Year1960
    Ending Year1961
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelDEL RAY
    SubmodelBASE
    Beginning Year1958
    Ending Year1958
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelEL CAMINO
    SubmodelBASE
    Beginning Year1959
    Ending Year1960
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelIMPALA
    SubmodelBASE
    Beginning Year1958
    Ending Year1961
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelIMPALA
    SubmodelBASE
    Beginning Year1961
    Ending Year1965
    Engine TypeV8
    Liter6.7
    CID409
    CC6704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size6.7L/409
    RegionUSA
  • MakeCHEVROLET
    ModelIMPALA
    SubmodelSS
    Beginning Year1964
    Ending Year1965
    Engine TypeV8
    Liter6.7
    CID409
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size6.7L/409
    RegionUSA
  • MakeCHEVROLET
    ModelK10 PICKUP
    SubmodelBASE
    Beginning Year1960
    Ending Year1961
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelK20 PICKUP
    SubmodelBASE
    Beginning Year1960
    Ending Year1961
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelKINGSWOOD
    SubmodelBASE
    Beginning Year1959
    Ending Year1961
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelKINGSWOOD
    SubmodelBASE
    Beginning Year1961
    Ending Year1961
    Engine TypeV8
    Liter6.7
    CID409
    CC6704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size6.7L/409
    RegionUSA
  • MakeCHEVROLET
    ModelNOMAD
    SubmodelBASE
    Beginning Year1958
    Ending Year1961
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelNOMAD
    SubmodelBASE
    Beginning Year1961
    Ending Year1961
    Engine TypeV8
    Liter6.7
    CID409
    CC6704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size6.7L/409
    RegionUSA
  • MakeCHEVROLET
    ModelPARKWOOD
    SubmodelBASE
    Beginning Year1959
    Ending Year1961
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelPARKWOOD
    SubmodelBASE
    Beginning Year1961
    Ending Year1961
    Engine TypeV8
    Liter6.7
    CID409
    CC6704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size6.7L/409
    RegionUSA
  • MakeCHEVROLET
    ModelSEDAN DELIVERY
    SubmodelBASE
    Beginning Year1958
    Ending Year1958
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelSUBURBAN
    SubmodelBASE
    Beginning Year1961
    Ending Year1961
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelTRUCK
    SubmodelBASE
    Beginning Year1958
    Ending Year1960
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA
  • MakeCHEVROLET
    ModelYEOMAN
    SubmodelBASE
    Beginning Year1958
    Ending Year1958
    Engine TypeV8
    Liter5.7
    CID348
    CC5704
    Engine FamilyCHEVY W-BIG BLOCK V8 GAS
    Engine Size5.7L/348
    RegionUSA

Loading compatibility information...

Keep shopping

More from Cometic Gasket