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Cometic GM SB2.2 Small Block V8 .027in MLS Cylinder Head Gasket - 4.125in Bore - With Steam Holes

SKU: CGSC5321-027

Head Gaskets

CG Head Gaskets...

Cometic GM SB2.2 Small Block V8 .027in MLS Cylinder Head Gasket - 4.125in Bore - With Steam Holes

SKU: CGSC5321-027

Head Gaskets

CG Head Gaskets...

A$316.92
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.

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Description

Cylinder Head Gasket

The HP shim technology increases clampload around the combustion chamber, thereby increasing the sealability of the head gasket around the open deck block.

Additional Information

GM SB2.2 Small Block V8 .027in. MLS Cylinder Head Gasket; 4.125in. Bore; With Steam Holes

Part Type

Engine Cylinder Head Gasket


Data: v2 - Desc: v4.2 - Upd: 2026-11-07 18:50:37

Data: v4.2 - Upd: 2026-11-07 21:34:21

Features

  • Conforms load distribution across the sealing area
  • Embossed Outer Layers Coated w/Viton
  • 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

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Description:GM SB2.2 Small Block V8 Cylinder Head Gasket
Engine Make/Size:GM SB2.2 Small Block
Part Number:cgsC5321-027
Title:Cometic Gasket Automotive GM SB2.2 Small Block V8 .027 in MLS Cylinder Head Gasket, 4.125 in Bore, With Steam Holes

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Cometic Gasket, Cometic, Cometic Gasket Automotive, Cometic Gasket Marine, Cometic Gasket Powersports, COMETIC GASKETS, Cometic Powersport Gaskets
StreetFX SKU cgsC5321-027
SFX Item ID 4169427
Accounting SKU cgs-C5321-027
Manufacturer SKU C5321-027
Manufacturer UPC 191070124175
Alternative References C5321-027, CGT-C5321-027

Head Gasket, MLS, 4.125 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Cometic MLS head gaskets are constructed from multiple layers of stainless steel for strength and contain load-controlled embossments that conform load distribution across the sealing area. This creates an exceptional seal by requiring less clamp load—resulting in less bore distortion. The stainless steel outer layers utilize FKM (Viton®) rubber coating, a high-temperature and chemical-resistant polymer. A topcoat of PTFE aids in resistance to fret and increased cold sealing. MLS head gaskets are available for most aftermarket cylinder heads; as with all of Cometic's MLS head gaskets, no sealants or re-torque is required.

Product Attributes
BrandCometic
Manufacturer's Part NumberC5321-027
Part TypeHead Gaskets
Product LineCometic MLS Head Gaskets
UPC00191070124175
Bore (in.)4.125 in.
Bore (mm)104.775mm
Gasket MaterialMulti-layer stainless steel
Compressed Thickness (in.)0.027 in.
Compressed Volume (cc)5.913cc
Lock WireNo
QuantitySold individually.
NotesDesigned to fits SB2 NASCAR style cylinder heads.

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