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B&M Transpak Kit 1965-1987 GM TH400/TH375/M40


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Transpak Kit 1965-1987 GM TH400/TH375/M40
2 left in stock
Transpak Automatic Transmission Shift Kit
  • 1965-1987 GM TH400/TH375/M40
  • Includes Gaskets, Drill Bits, Seals, Retaining Ring, Brass Plug, and Shift Valve
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    20228 is rated 4.3 out of 5 by 3.
    Rated 5 out of 5 by from Really like the gear holding capability Installed easily and works great. I haven't really drove it on the street but the gear holding works perfectly
    Date published: 2015-09-07
    Rated 4 out of 5 by from Easy Install This is a good shift kit for someone who doesn’t want to pull the transmission out of the vehicle. There are better ones that are more in depth and require direct drum modification which means your pulling the whole thing apart outside of the vehicle. I’ve done many different shift kits and this isn’t the best but will get you results and easy to do for those less familiar with automatic transmissions. Did this for
    Date published: 2020-12-08
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