The S&S breather reed valve for 1993-' 99 Harley-Davidson big twins replaces the standard rotary breather valve. Installation is fast and simple. Remove the original breather gear and insert the new S&S reed valve assembly into the breather valve cavity. No aligning timing marks, and no rotating parts. .030" Oversize (For damaged engines.) S&S Part #: 31-2100
S&S Breather Reed Valve Assembly 31-2100
- Brand: S&S Cycle
- Product Code: 31-2100
- Availability: Special Order
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$171.95
Tags: S&S Cycle, Harley Davidson, Big Twin 1984-Up, Engine, Crank Case