TIC TOCK TACHOMETER ONLY. TACHOMETERS HAVE ELECTRONIC MOVEMENT. THEY WILL RESET TO “0” ONCE THEY HAVE POWER FROM DISTRIBUTOR OF 12 VOLTS. ALL TACHOMETERS HAVE TWO LEADS, ONE FOR 12 VOLTS, AND THE OTHER IS “S” FOR SIGNAL FROM DISTRIBUTOR. THIS TACH WILL WORK WITH FACTORY GM POINTS OR FACTORY HEI. IT MAY NEED A TACH ADAPTER WHEN USING THIS ON MSD OR AFTER MARKET IGNITION. TACHOMETERS WILL WORK WITH FACTORY GM POINTS OR FACTORY HEI IGNITION. WHEN USING AN AFTERMARKET IGNITION SYSTEM LIKES MSD, ACCEL, PATRONIX, ECT. A LOT OF THESE SYSTEMS GENERATES HIGHER OUTPUT VOLTAGE TO THE TACH LEAD THAN WHAT A FACTORY GM TACH CAN HANDLE. FACTORY GM TACHS CAN OPERATE ON VOLTAGE RANGING FROM 11.2 TO 14.7 MOST AFTERMARKET IGNITION SYSTEMS GENERATE OVER 18 VOLTS. YOU WILL NEED TO BUY FROM THE MANUFACTURE OF YOUR IGNITION SYSTEM AN ADAPTER TO LOWER THE VOLTAGE TO THE GM FACTORY VOLTAGE.
Oldsmobile 442 - Wikipedia
1969-70 Oldsmobile Cutlass Tachometer/Clock – Bobs Speedometer
1968 Oldsmobile Cutlass RK Motors Classic Cars and Muscle Cars for Sale
1968-69 OLDSMOBILE CUTLASS / 442 Rally Pack & Tach Clock Gauges $469.99 - PicClick
Oldsmobile 442 - Model Information
1970 Oldsmobile Cutlass/442/F85 TIC TOCK TACHOMETER ONLY., Oldsmobile Cutlass/442/F85 Parts
1971 Oldsmobile 442
1970 cutlass no power after motor swap
1971 Oldsmobile 442
Sold - 1972 Oldsmobile 442 Convertible Restomod With a 6.2L LS3 V8
Oldsmobile 442 - Wikipedia
1964-72 Cutlass 442 Ralley Pack/Tic Toc Tach Gauge Set
Show quality Rally Pack & Tach setup that takes place of tell tale gauges. One unit goes where the clock was. It houses a tic tock tachometer gauge
Rally Pack Tach and Gauges.
Gauges for Oldsmobile 442 for sale
1970 Oldsmobile Cutlass W-31 for sale at Volo Auto Museum (V20883)