S&S Cycle Compression Release Hole Plug
The S&S compression release hole plug seals the compression-release port on an S&S performance cylinder head when the electric release is not used or has been removed.
Key Features
- Compression release port plug for S&S performance cylinder heads
- Not for use on OEM Harley-Davidson cylinder heads
- Made in the U.S.A.
Technical Specifications
- Application: Compression-release port plug for S&S performance cylinder heads
- Unit of Measure: Each
- Country of Origin: United States
Fitment Notes
- Compatible with S&S performance cylinder heads that have a compression release port.
- Not compatible with OEM Harley-Davidson cylinder heads.
- Refer to the Fitment tab for compatibility detail.
- Not affiliated with or endorsed by Harley-Davidson.





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