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Cometic C5249-040 MLS Cylinder Head Gasket for Chevrolet Small Block - Gen-1 V8

(GMC G2500 1979-86, K1500 1979-86, C1500 1979-86, K2500 1979-86, Jimmy 1970-86, C3500 1979-86, K2500 Suburban 1979-86, K3500 1979-86 + 168 more models)

Part of: Cometic MLS Cylinder Head Gasket Bore Honda

Other options in this family: Cometic C4311-040 Cometic C4251-030 Cometic C4232-030 Cometic C4962-028 Cometic C5434-051

Manufacturer

Picture for manufacturer Cometic

Part Number

C5249-040
14 reviews
Sale Price

$89.79

1 left at this price

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Usually delivered within 2 days

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Fitment guaranteed

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Product Details

The Cometic C5249-040 is a premium Multi-Layer Steel (MLS) cylinder head gasket engineered specifically for Chevrolet Generation 1 Small Block V8 engines. This high-performance gasket features a .040" compressed thickness and is designed to provide superior sealing and durability in demanding applications.

Key Specifications:

  • 4.200" bore diameter for proper cylinder sealing
  • .040" compressed gasket thickness
  • Multi-Layer Steel (MLS) construction for maximum reliability
  • Compatible with 18-degree and 23-degree cylinder heads
  • Round bore design with integrated steam holes
  • Engineered for Chevrolet Gen-1 Small Block V8 engines

Features and Benefits:

  • MLS construction provides superior combustion sealing and resistance to gasket failure
  • Engineered to handle high cylinder pressures in performance and racing applications
  • Precision-cut bore openings ensure accurate fitment and optimal sealing
  • Steam hole configuration promotes proper coolant circulation
  • Compatible with both stock and performance cylinder head angles

Cometic MLS head gaskets are a trusted choice for engine builders and performance enthusiasts who demand reliable sealing in high-output engines. The multi-layer steel design distributes stress evenly across the gasket surface while maintaining excellent recovery properties under extreme thermal cycling.

Products specifications

Fits

GMC G2500 1979-86, K1500 1979-86, C1500 1979-86, K2500 1979-86, Jimmy 1970-86, C3500 1979-86, K2500 Suburban 1979-86, K3500 1979-86, C15/C1500 Pickup 1967-74, C2500 1979-86, K1500 Suburban 1979-86, G25/G2500 Van 1967-74 + 164 more models

Prop 65

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

Material

Multi-layer Steel

None.

Product availability is good!!

Great prices, much better than manufacturer website

It was one of the best experiences I've had shopping online so far.

They were very fast on delivery. Price was great.

Had the product I needed at a price that couldn't be beat. The shipping was a little high, but not completely out of line, either, and it was still better than other companies who have even MORE ridiculous shipping rates. Will buy from them in the future if they have what I need.

Great price and fast shipping!

Great prices and easy transaction

Best price I could find on line, shipped really fast. With how low the price is I was worried but everything came fast and it was the correct parts. This place really keeps the cost of racing down.

Everything went seamlessly. I placed my order on a Thursday and it got here Tuesday morning. No problems, and it was the best price I could find.

Easy to order.

The web site makes it very easy tt find what your looking for and the prices are very good as well,.. Lower than anyone else on the net! I recieved my order in just two days! Super fast shipping! I will be back again when my truck asks for more goodies!!

Had to upgrade to a Snell 2010 helmet this year, bought the identical helmet for $200 less than I paid 8 years ago! Fast shipping, I will be checking Autoplicity first in the future!

GOOD PRICE! way to go keep up the good work!!!!

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