Description
SIERRA Prestolite Distributor Rotor for Ford/GM Engines – 18-5403
The SIERRA 18-5403 is a replacement rotor for compatible Prestolite conventional marine distributors used on Ford and GM engines.
- Transfers high voltage from the distributor’s center contact to each cap terminal as the shaft rotates
- Designed for compatible Prestolite conventional distributor assemblies
- Fits selected Ford and GM 6- and 8-cylinder marine engine applications
- Application-specific rotor geometry must match the distributor shaft and cap family.
- Useful as part of a conventional distributor tune-up when replacing worn cap, points and condenser components
Specifications
- Distributor Type: Prestolite conventional
- Engine Configuration: Selected 6- and 8-cylinder



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