Description
Real-time voltage monitoring is critical in high-performance applications where electrical system integrity directly impacts reliability and engine management. This Longacre voltmeter gives you instant visibility into your charging system’s health, allowing you to catch voltage sag or alternator issues before they strand you on the track or trail. The waterproof LED design ensures dependable operation in harsh racing environments, whether you’re running a road course, off-road course, or street setup.
- Voltmeter functionality
- Waterproof LED display
- 8–18V range
- 2-5/8″ diameter
- Black face
- Warning light included
- Electric operation
- Bolt-on installation
- Single unit






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