James Gaskets
James, cylinder head & base gasket kit. .050" MLS
James, cylinder head & base gasket kit. .050" MLS
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.050" MLS (multi Layer Steel) head gaskets; final crush .042". With cylinder base O-rings. Includes 2 cylinder head gaskets; 2 cylinder base O-rings and oil return O-rings for stock 3-3/4" bore as used on 88"/96" Twin Cam models. Replacement reference 16775-99B head gasket; 11256 O-ring and head & base kit 17047-98. MLS explained: MLS (Multi Layer Steel) is used in high performance head gasket applications. They consist of multiple layers of steel uniquely designed and riveted together; outside the gasket surface for ease of installation; and provides a high performance seal.
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Why buy from Forty5°
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Verified compatibility
Every part we ship is checked against your bike's platform, year, and engine. If it doesn't fit, we tell you before you check out.
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Workshop installation
Book a serviceHave us fit it. Book installation at parts intake — same-day on most jobs, master techs only.
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Founder-led aftersales
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