COMETIC High Performance MLS Head Gasket Kit - Premium Top End Seals for Power Sports Engines

Description

Elevate your power sports engine's performance with COMETIC's premium top end gasket kit. Engineered for high-performance applications, this MLS head gasket and sealing components deliver unmatched durability, compression efficiency, and long-term reliability for riders demanding maximum power and precision.

Key Features

  • Multi-Layer Steel (MLS) Head Gasket: Superior sealing technology for enhanced compression and heat resistance, preventing blow-by and maintaining peak engine efficiency.
  • One-Piece Fuel Injected Fuel Injector O-Rings: Precision-engineered seals for fuel injection systems to prevent leaks and ensure consistent fuel delivery under extreme conditions.
  • Chromed Bronze Valve Stem Seals: Durable, low-friction seals that reduce oil consumption and maintain sealing integrity at high RPMs.
  • Exact Fitment Dimensions: 96mm bore size with 0.029in./0.040in. combined thickness for precise installation and optimal compression ratios.
  • Lightweight Design: Only 0.5 lbs for easy handling and installation without compromising structural integrity.

Why Choose This Product

Cometic's top end gasket kit is trusted by racers and enthusiasts for its unmatched durability and performance. The MLS construction resists warping and thermal stress, while the premium materials ensure long-lasting sealing under high-performance conditions. Perfect for modifying or maintaining power sports engines, this kit delivers reliable performance, reduced maintenance, and increased horsepower potential for riders who demand excellence.

SKU: GM4F9CE74C
MPN: C7136
UPC: 191070011253
Category: Gaskets/Seals
Brand: Cometic
Stock: Only 2 left!
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Elevate your power sports engine's performance with COMETIC's premium top end gasket kit. Engineered for high-performance applications, this MLS head gasket and sealing components deliver unmatched durability, compression efficiency, and long-term reliability for riders demanding maximum power and precision.

Key Features

  • Multi-Layer Steel (MLS) Head Gasket: Superior sealing technology for enhanced compression and heat resistance, preventing blow-by and maintaining peak engine efficiency.
  • One-Piece Fuel Injected Fuel Injector O-Rings: Precision-engineered seals for fuel injection systems to prevent leaks and ensure consistent fuel delivery under extreme conditions.
  • Chromed Bronze Valve Stem Seals: Durable, low-friction seals that reduce oil consumption and maintain sealing integrity at high RPMs.
  • Exact Fitment Dimensions: 96mm bore size with 0.029in./0.040in. combined thickness for precise installation and optimal compression ratios.
  • Lightweight Design: Only 0.5 lbs for easy handling and installation without compromising structural integrity.

Why Choose This Product

Cometic's top end gasket kit is trusted by racers and enthusiasts for its unmatched durability and performance. The MLS construction resists warping and thermal stress, while the premium materials ensure long-lasting sealing under high-performance conditions. Perfect for modifying or maintaining power sports engines, this kit delivers reliable performance, reduced maintenance, and increased horsepower potential for riders who demand excellence.

SKU GM4F9CE74C
MPN C7136
UPC/GTIN 191070011253
Brand Cometic
Category Gaskets/Seals
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0 reviews

Reviews

Make Model Years
Honda CRF450R 2009-2012
Honda CRF450X 2010-2012
Honda CRF450R Expert 2009-2012

Frequently Asked Questions

Includes both 0.029" and 0.040" MLS head gaskets for different compression ratios.

Yes, complete top-end kit including head, base, exhaust, and cam chain tensioner gaskets plus seals.

Designed for 96mm bore. Confirm your cylinder bore size before purchase.

Yes, the thinner 0.029" gasket raises compression. Measure deck height for best results.

Installation Guide

Difficulty Medium
Est. Time 2 hr 0 min

Tools Required

  • torque wrench
  • socket set
  • gasket scraper
  • feeler gauges
  • piston ring compressor

Pro Tips

  • Apply assembly lube to bearings and seals
  • Follow factory torque specs exactly
  • Use Cometic gasket sealant on critical areas if specified

Common Mistakes to Avoid

  • Not cleaning mating surfaces thoroughly
  • Incorrect torque sequence on head bolts
  • Reusing old o-rings or seals

Comparison vs Stock/OEM

Multi-layer steel construction vs. OEM composite/single layer

Improvements

  • Better sealing under high heat/pressure
  • Supports higher compression ratios
  • More durable for racing abuse

Considerations

  • Requires precise installation
  • More expensive than OEM

Durability & Warranty

Expected Lifespan Engine rebuild interval (40-100+ hours racing)
Warranty 1 year manufacturer defect warranty
Maintenance Inspect during every top-end service

What Others Are Saying

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