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Cometic C5645-120 GM MLS Cylinder Head Gasket Bore - LT1/LT4 Gen-2 4.040

(1993-1996 Chevrolet Camaro; 1992-1996 Chevrolet Corvette; 1994-1996 Chevrolet Impala; 1994-1996 Chevrolet Caprice + 4 more models)

Manufacturer

Picture for manufacturer Cometic

Part Number

C5645-120
13 reviews
Sale Price

$228.64

Estimated ship date Sunday, November 22

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Product Details

The Cometic C5645-120 is a high-performance Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for GM LT1 and LT4 Generation 2 small block V8 engines. This precision-manufactured gasket features a 4.040-inch bore diameter and .120-inch compressed thickness, providing exceptional sealing capability for performance and racing applications.

Key Features:

  • Multi-Layer Steel (MLS) construction for superior durability and recovery
  • 4.040-inch bore diameter for optimal fitment
  • .120-inch compressed gasket thickness
  • Designed specifically for GM LT1/LT4 Gen-2 small block V8 engines
  • Accommodates higher cylinder pressures in boosted and high-compression applications
  • Embossed stainless steel layers with advanced sealing coatings

Cometic MLS head gaskets are the choice of professional engine builders and racers worldwide. The multiple layers of stainless steel provide excellent rebound characteristics and maintain consistent clamping pressure under extreme thermal cycling. These gaskets are ideal for turbocharged, supercharged, and naturally aspirated performance builds requiring reliable combustion sealing.

Products specifications

Fits

1993-1996 Chevrolet Camaro; 1992-1996 Chevrolet Corvette; 1994-1996 Chevrolet Impala; 1994-1996 Chevrolet Caprice; 1994 Chevrolet Commercial Chassis; 1993-1996 Pontiac Firebird; 1994-1996 Buick Roadmaster; 1994-1996 Buick Commercial Chassis

Prop 65

WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov

Material

Multi-layer Steel

fast and easy

completely satisfied

This site is easy, fast, and accurate to use.

Received my order in a timely fashion. Price was Good and they fit my application. Will order again. Thanks

⭐️⭐️⭐️⭐️⭐️⭐️

It was simple and faster then expected delivery the locks were easy to install and all fit perfectly overall a great experience i will be using the site again if or when needed

Great place, had to make return, part I ordered did not fit my vehicle

Easy ordering, Fast shipping.

On time and fast

great pricing and received my purchase quickly. the box was a bit torn up, but the contents were fine.

Lowest price I can find! Sent tracking number via FedEx without trouble! Would recommend!

Ordered a Simpson helmet on Monday afternoon, received tracking on Monday evening and will have the product on Wednesday! Quick service! Also would like to mention that the price was the lowest of anywhere I looked up.

Fast turnaround and fair shipping charges. Saved $60.00 overall from big box performance parts dealer.

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