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Cometic Ford 289/302/351 4.155 inch Bore .066 inch MLS-5 Head Gasket (Non SVO)

SKU: CGSC5515-066

Engine Cylinder Head Gasket

CG Head Gaskets...

Cometic Ford 289/302/351 4.155 inch Bore .066 inch MLS-5 Head Gasket (Non SVO)

SKU: CGSC5515-066

Engine Cylinder Head Gasket

CG Head Gaskets...

A$440.55
LAST ONE! Est Ship 4-7 days. In stock at 1 location (only 1 available)

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Description

Exclusive Cometic Gasket flash sale discount at StreetFX!

Talk about timing! This is a limited offer while stocks last on various Cometic Gasket part numbers. There's never been a better time to buy your Cometic Gasket upgrades, so what are you waiting for?!

This item is currently on sale!

Same-day payment required to secure promotional price. Promotions may end early or be extended based on stock levels or other factors.

Cylinder Head Gasket - 4.155 in Bore - 0.066 in Compression Thickness - Multi-Layer Steel - Small Block Ford - Each

Cylinder Head Gasket

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

Additional Information

Ford Windsor V8 .066in. MLS Cylinder Head Gasket; 4.155in. Bore; NON-SVO

Part Type

Engine Cylinder Head Gasket

Product Overview

Cometic Head Gaskets are developed with the performance enthusiast in mind. With so many individual requirements for each motor Cometic offers a number of options to suit your specific motor and needs.

*MLS*
The Cometic MLS gasket is comprised of three layers of Stainless Steel. Cometic uses Stainless steel for increased strength, it's ability to rebound and corrosion resistance. The outer layers of the gasket are embossed and coated on both sides with a flouroelastomer rubber based material (Viton) designed to meet the demands of a variety of harsh sealing environments, load conditions and surface finishes. The Viton coating is heat resistant to 2500C or 4820F.

The center or shim layer of the gasket is comprised of an uncoated Stainless Steel layer, which can be varied to accommodate multiple thickness requirements. The MLS gasket is ideal for both aluminum heads to cast iron blocks and aluminum heads to aluminum blocks.

The composition of MLS will also withstand the shearing forces created by aluminum heads on cast iron blocks. No re-torque is necessary. By design the MLS gasket promotes an even torque load across the sealing surface allowing for measurable reduced bore distortion.

*CFM-20*
A perforated steel core with an elastomer surface is ideal for head gaskets allowing heat to be drawn evenly across the gasket surface while providing maximum sealing characteristics when exposed to coolants and oils.

*COPPER*

Additional Application Notes
• Non-SVO; 0.066 in. Multi-Layer Steel; 4.155 in. Bore Material: MLS Compressed Thickness: .066 Bore Size (IN): 4.155 Bore Shape: Round # of layers: 5
• Material: MLS Compressed Thickness: .066 Bore Size (IN): 4.155 Bore Shape: Round # of layers: 5
• Non-SVO; 0.066 in. Multi-Layer Steel; 4.155 in. Bore
• Non-SVO; 0.066 in. MLS; 4.155 in. Bore

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

Data: v4.2 - Upd: 2026-11-09 03:12:38

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

Bore Diameter:4.155in
Description:Ford Windsor V8 Cylinder Head Gasket
Engine Make/Size:Ford 289/302/351W
Engine:Ford Small Block 289/302/351W V8
Part Number:cgsC5515-066
Position:Left or Right
Thickness:.066in
Title:Cometic Automotive Ford Windsor V8 Cylinder Head Gasket

Product Downloads

# Document Type Download
1. Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-07 18:41:22

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 cgsC5515-066
SFX Item ID 4162107
Accounting SKU cgs-C5515-066
Manufacturer SKU C5515-066
Manufacturer UPC 191070019211
Alternative References C5515-066, CAGC5515-066

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