TCI PRO-X Drag Race Powerglide Transmissions are the highest horsepower application transmissions that TCI offers and are built completely new not rebuilt from existing cores with the best available high-end materials. Available with 1.98 1.80 1.65 or 1.58 Straight-Cut 12DPI Super Set Planetaries the state-of-the-art PRO-X Powerglide Transmissions deliver unrivaled performance and consistency in race cars regularly running 6.70 seconds 220+ mph in the quarter mile. These technologically advanced transmissions feature the PRO-X Ringless Input Shaft 10-Clutch High-Gear Bearing Drum Kit and an industry-exclusive HDT (Heat Dissipating Technology) Coated Reid Bearing Case. In addition every unit includes the latest internal component innovations from TCI such as the Ringless-Style Gerotor Pump and X-Wide Kevlar Band HDT Coated Aluminum Deep O-Ringed Pan and High-Flow Filter System. To further ensure every PRO-X Powerglide Transmission lives up to the strict TCI tolerances and performance standards each unit is Triple Tested including an AxiLine computer dyno test and certification.