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Classic Instruments Speedometer Signal Interface Modules SN74

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Speedometer Recalibration Unit, Electronic, Universal, Each

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  • Order this item and get free delivery and handling on your entire order! Offer excludes truck freight fees. Valid on orders shipped in the contiguous United States.

Brand: Classic Instruments

Manufacturer's Part Number: SN74

Part Type: Speedometer Recalibration Devices

Product Line: Classic Instruments Speedometer Signal Interface Modules

Summit Racing Part Number: CIN-SN74

Speedometer Sender Style: Electronic

Wiring Harness Included: Yes

Quantity: Sold individually.

In-Store Pickup: Choose In-store pick-up (OH, GA, NV) on our web site.

Quickly and accurately program your speedometer with Classic Instruments speedometer signal interface modules! Push the button once, drive a measured mile, and then push the button again! That's all there is to it! These modules install inline between the transmission pulse signal or ECM speed output and your electronic speedometer. They convert all known pulse signals to 16,000 ppm or 8,000 ppm signals and include an additional 8,000 ppm output signal for your cruise control. Classic instruments speedometer signal interface modules have a real-time calibration feature, allowing for total fine-tuning. Their filtered power source eliminates interference. These compact modules are designed to work with most aftermarket electronic speedometers and they can be mounted anywhere inside your vehicle!

Some parts are not legal for sale or use in California on any pollution-controlled motor vehicles

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