S&S Cycle SS550-0503 Starter Boost Relay for Harley-Davidson Big Twin/Sportster 70-99
S&S Cycle SS550-0503 Starter Boost Relay for Harley-Davidson Big Twin/Sportster 70-99 is backordered and will ship as soon as it is back in stock.
- Ready to dispatchShips Australia-wide
- Online onlyNot sold in-store
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* Our Starter Boost Relay provides full battery voltage to the coil during cranking, eliminating the 1-2 volt drop through the wiring harness in single-fire applications.
* Makes start-up quicker & easier, especially with high-compression or stroker engines.
(Part Numbers: ROL-SS550-0503)
