TCI TH400 Valve Body Performance Improver Kit ' 66 and Newer R07C155XL Performer Series

Performer Series

**Used on the following pumps

lines and cables when exposed up to 1800F direct heat/2500F radiant

90 Degree Hemi Plug Boots

Uses Seat Belt Type Buckle to Secure Top Bar

TCI TH400 Valve Body Performance Improver Kit ' 66 and Newer R07C155XL Performer Series66 '91 TH400 Valve Body Improvement Kit.. The TCI Valve Body Improvement Kit for TH400 provides an improvement in upshift firmness, and also comes with the seals and gaskets needed for the project. This value priced kit allows you to upgrade your transmission for improved performance in street, off road and towing applications. The Valve Body Performance Improvement Kit is designed to change the shift action to a more positive shift. Reduced shift