Cometic Extreme Sealing Technology Gasket Kit for 89-91
Cometic Extreme Sealing Technology Gasket Kit for 89-91
About this product
About this product
Upgrade your motorcycle's engine sealing with the Cometic complete gasket kit, engineered for 89-91 Harley-Davidson Softail and Dyna models. This comprehensive kit provides superior protection and performance, utilizing Cometic's renowned Extreme Sealing Technology to ensure a leak-free and reliable build.
Description
Designed specifically for your 89-91 Harley-Davidson Softail or Dyna, this motorcycle engine gasket set from Cometic delivers unparalleled sealing integrity. Every component within this kit is meticulously crafted from the highest quality materials, ensuring optimal performance for its specific application. The Multi-Layer Steel (MLS) head gaskets provide exceptional sealing under extreme conditions, resisting blowouts and maintaining compression. Complementing these are the Steel Viton®-coated base gaskets and Blue Viton valve stem seals, offering superior resistance to chemicals, heat, and oil, preventing leaks and ensuring long-term durability. For the exhaust system, Aluminum Foam Material (AFM) race-style exhaust gaskets are included, known for their excellent high-temperature sealing capabilities. With a precise bore size of 3.500" and a head gasket thickness of 1.02 mm (0.040"), this kit is engineered for a perfect fit, providing the reliability and performance serious riders demand.
Features & Highlights
- Extreme Sealing Technology: Utilizes the best possible materials for each specific application, ensuring superior sealing and preventing leaks across your entire engine.
- Multi-Layer Steel (MLS) Head Gaskets: Engineered for maximum durability and resilience, these gaskets provide robust sealing under high heat and pressure, crucial for maintaining optimal engine compression.
- Advanced Viton® Sealing Components: Features Steel Viton®-coated base gaskets and Blue Viton valve stem seals, offering exceptional resistance to oil, fuel, and extreme temperatures for long-lasting reliability.
- Race-Proven AFM Exhaust Gaskets: Includes Aluminum Foam Material (AFM) exhaust gaskets designed for high-performance applications, providing a strong, consistent seal even in demanding race conditions.
- Comprehensive Complete Kit: This full motor gasket kit covers all essential areas, including primary, derby, and inspection cover gaskets where applicable, simplifying your overhaul and ensuring full coverage.
- Made in the USA: Manufactured with precision and quality craftsmanship in the United States, guaranteeing a product you can trust for your motorcycle.
Technical Specifications
- Product Name: Complete Gasket Kit
- Type: Engine Sealing Kit
- Fitment: 1989-1991 Harley-Davidson Softail/Dyna models
- Head Gasket Material: Multi-Layer Steel (MLS)
- Base Gasket Material: Steel Viton®-coated
- Valve Stem Seal Material: Blue Viton
- Exhaust Gasket Material: Aluminum Foam Material (AFM)
- Bore Size: 3.500"
- Head Gasket Thickness: 1.02 mm (0.040")
- Manufacturing: Made in the USA
Shipping & Return
Shipping & Return
Free shipping to GLS parcel shop parcel box for purchases over DKK 1,000.
GLS home delivery costs DKK 59.
We do our best to ship your order as quickly as possible. All orders are generally packed within 24 hours on weekdays.
There is a 14-day return policy. Read more
Specifications
C9751F
Gasket Kit
3,500"
350 mm
39 mm
1,02 mm (0,040")
620 mm
AFM (Aluminum Foam Material), Steel, Viton
For 89-91 Softail/Dyna
Complete
Kit
Reviews


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Martin and William are the duo behind Parts Denmark — an unlikely but awesome combo of a tech-savvy young IT wizard and a seasoned motorcycle guru who’s seen (and fixed) it all. Together, we’ve built a team with big ambitions, plenty of passion, and a shared mission to create great things — side-by-side with you.
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