Description
Description
Head Gasket - S&S Super Sidewinder Plus - +4.125" - .030"
The COMETIC C9931 head gasket is engineered to deliver long-term reliability and optimal sealing performance for Harley-Davidson motorcycles equipped with the S&S Super Sidewinder Plus exhaust system. Crafted from premium materials, this gasket features a multi-layer steel (MLS) design with two outer Viton®-coated embossed spring steel layers and a supportive inner steel layer, ensuring durability under high-pressure conditions. The Viton® coating on the stainless steel core provides excellent heat resistance and chemical stability, making it suitable for demanding engine environments. This head gasket is designed to fit Harley-Davidson models with a +4.125 inch bore and a .030 inch thickness, offering precise sealing for enhanced engine performance. Manufactured in the USA, the gasket guarantees quality and consistent performance over time. Its robust construction resists creep, cracking, and brittleness, making it an ideal choice for high-performance and long-haul applications. Properly installed, this gasket helps maintain optimal compression and prevents leaks, contributing to the overall reliability of your motorcycle’s engine. Ensure your Harley-Davidson is equipped with this genuine COMETIC gasket for a seamless fit and lasting performance.
Features:
- Multi-Layer Steel (MLS) construction with outer Viton®-coated embossed spring steel layers
- Inner steel layer provides additional support and durability
- Viton® coated stainless steel core for heat and chemical resistance
- Designed specifically for +4.125 inch bore Harley-Davidson engines with .030 inch thickness
- Made in the USA for quality assurance
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