Aluminum TH400 Transmissions Governor Plate Turbo 400 350 551906

Aluminum Governor Plate for TH400 and TH350

This aluminum governor plate for TH400 and TH350 transmissions replaces part number 551906 and secures the governor assembly to maintain proper shifting parameters.

Overview

This aluminum governor plate provides a secure seal and protective cover for transmission governors. Engineered specifically for TH400 and TH350 transmission systems, this robust plate prevents fluid leakage and maintains critical hydraulic pressure. Mechanics and transmission rebuilders will find this durable aluminum governor plate to be an essential component for gearbox restorations.

Built For Performance

• Machined from high-grade aluminum to resist warping and heat stress
• Precision-engineered bolt holes ensure an accurate fit on the transmission case
• Provides a clean sealing surface to prevent transmission fluid leaks
• Resists corrosion and chemical breakdown from transmission fluids

Fits These Machines

• for TH350 Transmissions
• for TH400 Transmissions

On-The-Job Use

• Seals the governor cavity during high-performance transmission rebuilds
• Restores proper hydraulic sealing to ensure consistent shift points
• Protects the governor assembly from external dirt and debris

Specs At A Glance

Good To Know

Q: Does this plate include mounting hardware? A: No, this plate is designed to utilize your existing factory mounting bolts.

Q: Why choose an aluminum governor plate over OEM steel? A: Aluminum offers excellent heat dissipation and a rigid structure that resists warping over time.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.