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Part fits the following years: 1970, 1971, 1972

Monte Carlo Calibration Tool, Classic Instruments - Speedometer Signal Interface

Part# CH29017

Mfg# SN74

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SAVE: $10.96 Retail: $120.95

OPGI Price: $109.99

MADE IN THE USA

Brand: Classic Instruments
Part Type: (P) High Performance, designed to improve performance
Years: Sold As: EACH
2015 Monte Carlo Catalog Page: 48
2016 Monte Carlo Catalog Page: 48


Provides accuracy and aids calibration

Ideal for any vehicle

  • NOTES
  • NOTE1: This high-performance item is not eligible for any further discounts or promotional pricing.

Get accurate readings from your speedometer with one of these optional tools available from Classic Instruments. The “Sky-Drive” sending unit utilizes GPS technology to program and calibrate your speedometer. Mount this compact and lightweight unit anywhere and with the push of a button, you can set your speedometer up for miles per hour, kilometers per hour and more. The signal interface model converts the electronic signal from your transmission to an accurate speed-reading using either and 8,000 or 16,000 rpm signal. Set your speedometer with a pushbutton and calibrate with the mile-marker method. Each interface model features a 12-volt power source, which helps eliminate interference. Each unit comes with complete directions to provide a hassle-free installation experience. Satisfaction guaranteed.

Make & ModelYear RangeApplication Details
Chevrolet Chevelle1970-1972 Speedometer Signal Interface
Chevrolet El Camino1970-1972 Speedometer Signal Interface
Chevrolet Monte Carlo1970-1972 - Speedometer Signal Interface
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