SMi? 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 and customer satisfaction. Check out our comprehensive line of race scales, alignment tools, racing gauges and other products. Whether you are into stock, modified, drag, go kart, off-road, sprint or RC car racing, we'll provide you with the quality racing parts you deserve. Longacre customers include individual racers as well as some of the most respected names in modern-day racing. The first Longacre Product was the Gagelite Warning Kits that are still sold today. From this beginning, Longacre quickly expanded the product line to include pre-wired gauge and switch panels. Over time, more and more innovative items were added including Computerscales®, the marquee product line in the Longacre catalog. Longacre is an established brand name in the industry and is recognized for dedication to quality, innovation, and customer satisfaction. At Longacre, we strive for perfection on all of the products that we manufacture. All of our products go through proven assembly steps and procedures to provide the end user with a product that we stake our reputation on.

Product Descripton: