Description
TH350 / TH400 Single Red Stripe Adjustable Modulator, 44160R.
If your engine doesn’t make adequate vacuum, you will not be able to make the stock modulator work properly, which usually results in late, hard shifts.
TRANSMISSION FITMENT:
| NAME | YEARS |
|---|---|
| THM400 | 1965 – 1992 |
| THM350 | 1969 – 1985 |
| THM250C/M31 | 1980 – 1985 |
| THM350C | 1969 – 1986 |
| 3L80 | 1992 – 1993 |
