S&S Cycle Head Gaskets — Harley-Davidson Street Glide, Softail Fat Boy 114, Road King Special (2017-2026)

S&S Cycle head gasket engineered for S&S 2017 and newer M8 engines, built as a multi-layer steel (MLS) gasket for high-performance reliability. Manufactured in the USA to maintain compression under boost while resisting heat and chemical breakdown.

Features

• Multi-layer steel (MLS) construction
• High-temperature and chemical resistant
• Made in the USA
• Designed for S&S M8 performance engines

Specifications

• Brand: S&S Cycle
• Manufacturer Part #: 900-1333
• Weight: 0.55 lb
• Category: Engine Components / Gasket Kits

Fitment

Fits S&S Cycle performance builds on Harley-Davidson 2017 and newer Milwaukee-Eight (M8) engines.

Frequently Asked Questions

Will this fit a stock Harley M8 engine?

No — this gasket is engineered specifically for S&S M8 performance builds. Stock Harley M8 engines require OEM or equivalent gaskets.

Is this a multi-layer steel gasket?

Yes. MLS construction maintains compression under high boost and resists heat and chemical breakdown better than traditional gaskets.

Is it made in the USA?

Yes — manufactured in the USA to S&S Cycle specifications.

What weight is included in the box?

The gasket itself weighs 0.55 lb. Check with S&S for complete kit contents.