128K HF GM PULSE GENERATOR

This is Garage Sale priced because it is an open box item and returned. NO WARRANTY, NO RETURNS ON GARAGE SALE ITEMS High-Frequency GM-Style Pulse Generator The missing piece of the increasingly popular early-GM transmission swap! With late-model GM transmissions containing an internal speed sensor outputting 128,000 Pulses Per Mile, the stock 40-tooth (40 pulse per revolution) reluctor ring provided the factory ECM with a high frequency input. The SEN-01-128 can now recreate this missing high frequency rate when converting to an older style transmission with a mechanical