- Install these in your high-compression, big-inch motor and give your starter some help
- Install by simply drilling and tapping each cylinder head and thread in the self-sealing release valves; thread tapping tool Part No. H28-053 sold separately
- Can be installed in all Big Twin, XL and Buell motors
- Made in the U.S.A.
Specs JIMS Manual Compression Release Valves 727K
Images JIMS Manual Compression Release Valves 727K
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JIMS Manual Compression Release Valves 727K
Sizing JIMS Manual Compression Release Valves 727Ksizing
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