Cometic GM LA1 Gen-3 60 Degree V6 .060in MLS Cylinder Head Gasket - 95mm Bore

SKU: CGSC5266-060

Head Gaskets

CG Head Gaskets

Cometic GM LA1 Gen-3 60 Degree V6 .060in MLS Cylinder Head Gasket - 95mm Bore

Cometic Gasket

Cometic GM LA1 Gen-3 60 Degree V6 .060in MLS Cylinder Head Gasket - 95mm Bore

SKU: CGSC5266-060

Head Gaskets

CG Head Gaskets

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.

We accept

Description

MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel

Product Overview

Cometic GM LA1 Gen-3 60 Degree V6 .060in MLS Cylinder Head Gasket - 95mm Bore

Features and Benefits

Embossed Outer Layers Coated w/Viton

Product Details

Description:	GM LA1 Gen-3 60 Degree V6 Cylinder Head Gasket
OEM Part Number:	12589907
Part Number:	cgsC5266-060
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 GM LA1 Gen-3 60 Degree V6 .060 in MLS Cylinder Head Gasket, 95mm 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

Application Summary

GM 3.4L V6

Part Type

Engine Cylinder Head Gasket

Data: v4.2 - Upd: 2026-10-12 03:01:59

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

Specifications

Product Attributes - Brand: Cometic
Product Attributes - Manufacturer's Part Number: C5266-060
Product Attributes - Part Type: Head Gaskets
Product Attributes - Product Line: Cometic MLS Head Gaskets
Product Attributes - UPC: 191070069315
Product Attributes - Bore (in.): 3.740 in.
Product Attributes - Bore (mm): 95.000mm
Product Attributes - Gasket Material: Multi-layer stainless steel
Product Attributes - Compressed Thickness (in.): 0.060 in.
Product Attributes - Compressed Volume (cc): 10.802cc
Product Attributes - Lock Wire: No
Product Attributes - Quantity: Sold individually.

Reference Information

Brand Name/s	Cometic Gasket
StreetFX SKU	cgsC5266-060
SFX Item ID	4172119
Supplier Item Code	4172119
Manufacturer SKU	C5266-060
Manufacturer UPC	191070069315
Alternative References	CGT-C5266-060, LA1, Gen-3, .060in, 95mm