Cometic Extreme Sealing Complete Gasket Kit - 3.250" Bore - C9045F

Upgrade your motorcycle's engine sealing with the high-performance Cometic complete gasket kit, specifically engineered for 1957-1971 Harley-Davidson Sportster XL models. This comprehensive kit provides extreme sealing technology, ensuring every component uses the best possible material for its intended application, from cylinder heads to exhaust flanges.

Description

The Cometic C9045F gasket kit is meticulously designed to provide superior sealing and reliability for your vintage Harley-Davidson Sportster XL. This kit features advanced Multi-Layer Steel (MLS) head gaskets, renowned for their exceptional sealing capabilities under extreme conditions, preventing leaks and maintaining optimal compression. Complementing this, the steel Viton-coated base gaskets offer robust resistance to oils and fuels, ensuring a long-lasting seal at the cylinder base. Engine longevity is further enhanced by the blue Viton valve stem seals, which effectively control oil consumption and maintain valve guide integrity. For exhaust sealing, the kit includes race-style Aluminum Foam Material (AFM) gaskets, engineered for excellent heat resistance and a tight seal around the exhaust ports. With a precise bore size of 3.250" and a gasket thickness of 0.81 mm (0.032"), this complete motor gasket kit delivers a perfect fit and dependable performance. Cometic’s commitment to quality ensures every gasket in this set, including primary, derby, and inspection cover gaskets where applicable, is made from the best materials possible for its specific role, all proudly manufactured in the USA.

Features & Highlights

• Extreme Sealing Technology: Each gasket is crafted from application-specific, premium materials, ensuring maximum durability and leak-free performance across your engine.
• Multi-Layer Steel (MLS) Head Gaskets: Provides superior sealing under high temperatures and pressures, crucial for maintaining optimal engine compression and preventing head gasket failure.
• Viton-Coated Base Gaskets & Valve Stem Seals: Utilizes durable Viton material for exceptional resistance to fuel, oil, and heat, extending the life of your engine's critical seals and reducing oil consumption.
• Race-Style AFM Exhaust Gaskets: Features Aluminum Foam Material (AFM) for robust exhaust sealing, designed to withstand high exhaust temperatures and prevent leaks.
• Comprehensive Complete Kit: Includes all necessary motor gaskets, plus primary, derby, and inspection cover gaskets (where applicable), offering a complete solution for a full engine refresh.
• Precision Fitment: Engineered specifically for 1957-1971 Harley-Davidson Sportster XL models, with a 3.250" bore size and 0.81 mm (0.032") thickness for exact compatibility.
• Proudly Made in the USA: Ensures high-quality manufacturing standards and reliable performance you can trust.

Technical Specifications

• Brand: Cometic
• Product Name: Gasket Kit
• Type: Complete Engine Gasket Kit
• Vendor Part Number: C9045F
• Fitment: 1957-1971 Harley-Davidson Sportster XL
• Material: Multi-Layer Steel (MLS), Viton, Aluminum Foam Material (AFM), Copper
• Bore Size: 3.250"
• Thickness: 0.81 mm (0.032")
• Units: Kit
• Made In: USA