Search All Parts+
Adjustable Modulator
Part No. 51-0020
Make
- GM
Transmission
- TH350 ••
- TH400
Color
Black & Red
Part Type
Push In
Also Includes
O-Ring ••
Vacuum Hose
Diaphragm Area
2.4"
Understanding TH350, TH400 Adjustable Modulator Options
All three of these parts from Rostra should be at the same base setting and perform the same out of the box. The addition of springs and a larger diaphragm area gives you two more options compared to the original (basic) modulator.
51-0062 – Original design.
- Color: Red
- Diaphragm Area: 1.7"
51-0017 – High performance spring for greater adjustment range.
- Color: Dual Red
- Diaphragm Area: 1.7"
51-0020 – Larger diaphragm for low-vacuum applications.
- Color: Black & Red
- Diaphragm Area: 2.4"
Rostra
51-0020
Copyright © 2024 Sonnax Transmission Company, Inc. A Marmon/Berkshire Hathaway Company. All rights reserved.