Longacre SMI Tach Black Tach 4.5 in w/Black Panel SPBXL4 Fuel Map and Learn Function

Fuel Map and Learn Function Smoothing

Dodge Nitro 2007-11

With paint in hand

1971-1984 Bentley Corniche

Longacre SMI Tach Black Tach 4.5 in w/Black Panel SPBXL4 Fuel Map and Learn FunctionSMi? Stepper motor techometers use a small electric motor to drive the pointer. It is more precise than the more common 'aircore' instruments whose accuracy can be affected by the windings. Many professional race teams NASCAR?, etc. are switching to this style of tach for the improved accuracy and response (see the in car TV cameras). Longacre is an established brand name in the racing industry and is recognized for dedication to quality, innovation