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Cometic C5641-086 GM Mercury Marine Gen-IV V8 Cylinder Head Gasket .086 MLS 4.600 Bore

Manufacturer

Picture for manufacturer Cometic

Part Number

C5641-086
12 reviews
Sale Price

$148.68

Estimated ship date Saturday, November 28

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Product Details

The Cometic C5641-086 is a precision-engineered Multi-Layer Steel (MLS) cylinder head gasket designed specifically for GM and Mercury Marine Gen-IV Big Block V8 engines with a 1050 cubic inch displacement. This high-performance gasket features a .086-inch compressed thickness and accommodates a 4.600-inch bore diameter, making it ideal for high-compression marine and performance applications.

Key Features:

  • Multi-Layer Steel (MLS) construction provides superior sealing and durability under extreme conditions
  • .086-inch compressed thickness for precise compression ratio tuning
  • 4.600-inch bore diameter optimized for Gen-IV Big Block applications
  • Includes provisions for 2 slotted lifter valley bolts for proper engine assembly
  • Engineered for GM and Mercury Marine 1050 Gen-IV V8 engines
  • MLS technology offers exceptional recovery and resistance to blowout

Cometic's MLS gaskets are constructed from multiple layers of stainless steel, providing the embossment needed for proper sealing while maintaining the strength to withstand high cylinder pressures. The advanced material composition ensures consistent performance in both marine and high-performance automotive applications, making this gasket an excellent choice for engine builders and marine enthusiasts demanding reliability and precision.

Products specifications

Prop 65

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

Material

Multi-layer Steel

Easy

Was very easy

Had my product in stock and ready to go. Ordered it at about 1 p.m. eastern time and got an email saying it was shipped out a couple hours later. Can't beat that! Lowest prices I've seen and has plenty of products to choose from. I will be recommending Autoplicity to everyone and anyone.

easy website to use and order

By far the best price I could find around. My order shipped within 2 days. I'll definitely use Autoplicity again.

SUPER EASY TO ORDER, CHEAPEST PRICES!! WILL BE ORDERING FROM THEM AGAIN!

So far so good. Excellent prices

Excellent, easy, fast.

Like pay pal

great

Had just what I wanted at a very good price when I compared it to others (part plus shipping). Will try them next time I need parts.

Lowest price usually means sub-par customer service. Not the case at Autoplicity. I had questions after my item shipped, they responded promptly and professionally multiple times, and were totally willing to work with me. Very satisfying, would not hesitate to order from Autoplicity again.

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