Home / Shop / Cometic GM LB7 Duramax Top End Gasket Kit - 4.100in Bore - .045in MLS Cylinder Head Gasket

Cometic GM LB7 Duramax Top End Gasket Kit - 4.100in Bore - .045in MLS Cylinder Head Gasket

SKU: CGSPRO3008T-45

Engine Gasket Sets

CG Head Gaskets...

Cometic GM LB7 Duramax Top End Gasket Kit - 4.100in Bore - .045in MLS Cylinder Head Gasket

Cometic Gasket

Cometic GM LB7 Duramax Top End Gasket Kit - 4.100in Bore - .045in MLS Cylinder Head Gasket

SKU: CGSPRO3008T-45

Engine Gasket Sets

CG Head Gaskets...

LAST ONE! Est Ship 3-5 days. LAST ONE! This is the last unit at our distribution centre. Contact us if you need more. The ETA is the approximate time required to prepare your order for dispatch.

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 StreetPro Kits cater to the budget-minded street-rodder who is looking to purchase a kit with all necessary gaskets and seals needed for their rebuild. StreetPro gasket kits are sold as a top-end kits and bottom-end kits. Purchase both top- and bottom-end kits for a total engine rebuild. Quality gasket materials are a priority in StreetPro kits. Kit materials include: MLS, AFM, Aramid Fiber, and Armor Clad.

Features and Benefits

Quality Gasket Materials

Product Details

Description:	GM LB7 Duramax Top End Gasket Kit
Engine Make/Size:	GM Duramax Diesel 6.6L
Part Number:	cgsPRO3008T-45
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 LB7 Duramax Top End Gasket Kit, 4.100 in Bore, .045 in MLS Cylinder Head Gasket
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 Duramax 6.6L 2001-2004

Part Type

Engine Top End Kit

Data: v4.2 - Upd: 2026-10-14 00:05:07

Features

Conforms load distribution across the sealing area
Quality Gasket Materials
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: PRO3008T-45
Product Attributes - Part Type: Engine Gasket Sets
Product Attributes - Product Line: Cometic Street Pro Top-End Gasket Kits
Product Attributes - UPC: 191070179397
Product Attributes - Gasket Set Type: Head set
Product Attributes - Head Gaskets Included: Yes
Product Attributes - Intake Gaskets Included: Yes
Product Attributes - Exhaust Manifold Gaskets Included: Yes
Product Attributes - Oil Pan Gasket Included: No
Product Attributes - Valve Cover Gaskets Included: Yes
Product Attributes - Water Pump Gaskets Included: Yes
Product Attributes - Rear Main Seal Included: No
Product Attributes - Exhaust Pipe Gasket Included: No
Product Attributes - Valve Stem Seals Included: Yes
Product Attributes - Timing Cover Gaskets Included: No
Product Attributes - Timing Cover Seal: No
Product Attributes - Water Neck Gasket Included: No
Product Attributes - Valley Pan Included: No
Product Attributes - Fuel Pump Gasket Included: No
Product Attributes - Distributor Gasket Included: No
Product Attributes - Fuel Injector O-Rings Included: Yes
Product Attributes - Upper Intake Manifold Plenum Gasket Included: No
Product Attributes - Head Fasteners Included: No
Product Attributes - Quantity: Sold as a set.

Reference Information

Brand Name/s	Cometic Gasket
StreetFX SKU	cgsPRO3008T-45
SFX Item ID	4170290
Supplier Item Code	4170290
Manufacturer SKU	PRO3008T-45
Manufacturer UPC	191070179397
Alternative References	CGT-PRO3008T-45, LB7, 4.100in, .045in