Longacre SMI Tach Warning LT and LED BKLT 4-1/2in AS02221 and roller cam engines during

and roller cam engines during the critical break-in process

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Round Tube A simple

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1984-1996 Chevrolet Impala

Longacre SMI Tach Warning LT and LED BKLT 4-1/2in AS02221 and roller cam engines duringSMi? 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