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Cometic C8686 MLS Head Gasket for Yamaha R1 2004-2005 78mm Bore .018" Thickness

(2004-2006 Yamaha YZF-R1; 2006 Yamaha YZF-R1 LE)

Part of: Cometic MLS Head Gasket Bore Thickness

Other options in this family: Cometic C10336-032 Cometic H1749SP3030S Cometic C10085-030 Cometic C8694 Cometic C8696

Manufacturer

Picture for manufacturer Cometic

Part Number

C8686
8 reviews
Sale Price

$87.30

Estimated ship date Monday, November 23

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Product Details

The Cometic C8686 is a precision-engineered Multi-Layer Steel (MLS) head gasket designed specifically for 2004-2005 Yamaha YZF-R1 motorcycles with a 78mm cylinder bore. This gasket features Cometic's proven MLS construction with an .018" compressed thickness, providing superior sealing performance under extreme heat and pressure conditions.

Key Features:

  • Multi-Layer Steel (MLS) construction for maximum durability and heat resistance
  • 78mm bore diameter designed for Yamaha R1 04-05 applications
  • .018" compressed thickness for precise compression ratio control
  • Manufactured from premium fuel-resistant materials that resist creeping, cracking, and brittleness
  • Superior rebound characteristics maintain constant sealing pressure
  • Engineered to withstand high combustion pressures and temperatures

Cometic MLS head gaskets are the preferred choice for performance enthusiasts and professional engine builders. The multi-layer design allows for minor surface imperfections while maintaining an exceptional seal, making this gasket ideal for both stock rebuilds and high-performance applications on the Yamaha R1 platform.

Products specifications

Fits

2004-2006 Yamaha YZF-R1; 2006 Yamaha YZF-R1 LE

Prop 65

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

great prices

Easy

Found what I needed at a great price

The service was excellent! The product got shipped out very quick! The only thing I can say negative thing is that the Megan Racing sticker got destroyed, which I doubt you can send another sticker, but no damage to the exhaust.

No additional information

Fast shipping

TOUGH FINDING OLD BOAT PARTS. FINALLY A SOURCE!

Fast, good price and with Paypal

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