400-1&2

Reprogramming Kit™
with Gear Command™
Fits all 400 1965-on

SKU: 400-1&2 Category:
  1. Distributor Part Numbers
    TransGo 400-1&2
    A & Reds 400-2
    Capital Core NA
    MST 4001&2
    Natpro 400-1&2
    OTS 400-1&2
    PDQ TG-400-1&2
    PNH TG34169
    PTW 400-1&2
    Summit TRG-400-1&2
    Transtar T34169
    WIT T34169
  2. Documents
  3. Related Products
  4. General Details

    Heavy duty and high performance valve body calibration and  internal upgrades for General Motors TH 400 automatic transmissions.

    Features:
    • Automatic shift
    • Street or full race
    • Holds 1st and 2nd to any RPM
    • Back-shifts to 2nd and 1st at any RPM
    • Tow&Go™ or competition
    Also Includes:
    • (2) different size 1-2 shift valves
    • Direct clutch high rate return springs
    • Heavy duty intermediate pressure plate snap ring
    • 3rd clutch dual feed separator plate