TCI 890900 TH350/TH400/Powerglide Transmission Plug and Seal Kit

The TCI 890900 Transmission Plug Kit is designed to help seal and protect common automatic transmission service points on TH350, TH400, and Powerglide applications. This practical kit provides replacement plastic plugs and sealing components for transmission maintenance, rebuild, and installation work, helping support a clean and dependable assembly.
The TCI TH350/TH400/Powerglide seal-up kit is suited for automotive enthusiasts, professional transmission builders, and repair technicians who need application-specific components from a trusted performance transmission brand. Its plastic construction offers a lightweight solution for closing and protecting openings during service, storage, or assembly while helping reduce the risk of contamination entering exposed passages.
Built for compatibility with select Chevrolet and GM automatic transmission platforms, the TCI 890900 kit is a convenient addition to a transmission parts inventory. Verify the transmission model and service requirements before installation to ensure proper fitment. This kit is intended for transmission applications and should be installed according to accepted service procedures and the manufacturer’s recommendations.

Features:

• Application: Designed for TH350, TH400, and Powerglide automatic transmissions

• Component Type: Transmission plug and seal-up kit

• Material: Durable plastic construction

• Use: Suitable for transmission repair, rebuilding, installation, and service

• Brand: TCI

• Part Number: 890900