Description

The Sierra 18-5497-1 YLM Breakerless Electric Distributor. Designed for 12 volt negative ground systems. Combines the triggering device and amplifier into a single unit that sits inside distributor housing. No moving parts to wear out. Designed to be interchangeable with the following: Mallory 9-26110, 9-26305, Mercury YLM579AV. Each Sierra product meets or exceeds the original equipment part it replaces.
Improved performance and combustion efficiency
Improved spark plug life
Accurate spark timing
Reduced maintenance
A simple wiring hook up allows this system to fit a wide variety of marine applications