Engine Kits

TransGo T34165G Parts THM 425 1966-78, 1964 THM 400
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TransGo T34165G Parts THM 425 1966-78, 1964 THM 400



Part #: T34165G
List Price: $59.98
Our Price: $29.99
You Save: $29.99



THM 425 66-78 THM 400 64 TransGo number SK-425L Shift Kit® Tech data & parts to reduce complaints and increase trans life before and during major service. Often makes shifts crisper, but not rough. For firmer shifts and enhanced gear control use Reprogramming Kit™.

Corrects, Prevents, Reduces:

  • Soft late shifts
  • 3rd clutch burnup, rough 1-2.
  • Excessive passing gear; late shifts.

Make:

GM