Three-speed automatic transmission Installing a larger transmission cooler and upgrading the fluid filter helps ensure optimal operating temperatures and clean transmission fluid, extending the transmission's lifespan. Installing a larger transmission cooler and upgrading the fluid filter helps ensure optimal operating temperatures and clean transmission fluid, extending the transmission's lifespan.

Modifications: Boosting Power and Performance

This article delves into the history, design, applications, and modifications of the TH350 transmission, exploring what made it such a phenomenal success and why it continues to be relevant today. More details https://carsinspections.com/transmission/what-cars-came-with-th350-transmission/

1. Shift Kit

5. Performance Valve Body

* **Pontiac:** Firebird, GTO, LeMans, Grand Prix

Design and Operation

2. Light Trucks