SMI Tach Warning LT and LED BKLT 4-1/2in

The SMI Tach Warning LT and LED BKLT 4-1/2in is a specialized tachometer gauge designed for high-performance and professional racing applications where real-time engine speed monitoring is critical. Built by Longacre, a trusted manufacturer in precision motorsports instrumentation, this compact tachometer serves drivers, crew chiefs, and technicians who demand reliable RPM feedback during competition and track testing.

The integrated warning light and LED backlighting system ensure visibility in variable lighting conditions, making it an essential addition to race car dashboards and professional shop environments. This tachometer features advanced LED backlighting technology that provides clear readability whether you're running day sessions or night events, while the warning light functionality alerts operators when engine RPM approaches critical thresholds—preventing over-rev damage and protecting engine longevity.

Weighing just 0.85 lbs and measuring 6.6 x 6.4 x 9.3 inches, the unit integrates easily into custom gauge clusters, hot rod builds, and racing control panels while maintaining professional appearance and industrial durability standards. Professional mechanics, race teams, and performance enthusiasts benefit most from the SMI Tach Warning LT and LED BKLT, ensuring they have the tools necessary for optimal performance.