Description
Sierra 18-5450 Coil Resistor Coil Resistor (also categorized as a ballast resistor or charging system voltage regulator resistor) is a ceramic-housed component designed to control and limit current flow to the ignition coil. By regulating the electrical current, it prevents overheating and guards against premature wear on critical ignition parts.
Key Specifications
- Resistance: 1.5 Ohms
- Housing Material: Ceramic
- Environmental Build: Corrosion-resistant construction optimized for marine and saltwater applications
- Warranty: Backed by Sierra's limited lifetime warranty
Engine Compatibility & Cross References
This ballast resistor fits a wide array of marine engine applications, particularly classic setups using externally resisted ignition coils and point-type distributors (such as Prestolite systems):
- Engine Brands: Johnson/Evinrude, Volvo Penta, OMC Stern Drive, Indmar, Pleasurecraft, Chris-Craft, and Chrysler Marine.
- Specific Applications: Chrysler LM318, M340, and M360 inboard engines.
- OEM / Interchanges: Replaces Chrysler Marine 4106140, Mallory Marine 9-29900, Pleasurecraft/Crusader R119001, and Johnson/Evinrude 981654
