FTI Transmissions Converters F4009B TH400 Billet Aluminum Sportsman-Brake Valve Body Kit

The FTI Performance F4009B is a high-performance billet aluminum trans-brake valve body kit designed specifically for GM TH400 transmissions. Engineered for drag racing and bracket racing applications, this full manual valve body features a sportsman brake configuration with a reverse shift pattern (P-R-N-1-2) for optimal race performance.

Key Features:

• Lightweight billet aluminum construction weighing only 8.2 lbs for reduced rotating mass
• Adjustable regulator with steel regulator valve and steel valve bore to eliminate inconsistencies between steel valves and aluminum cavities
• Sportsman brake configuration ideal for bracket racing and sportsman class competition
• Reverse shift pattern (P-R-N-1-2) for race applications
• External trans-brake capability for precise launch control
• Full manual operation for consistent, repeatable shifts
• Complete kit with all necessary components for installation

Important Notes:

• This valve body is not designed to remain in 2nd gear
• Does not feature clean neutral functionality (available separately as F4009CN)
• Trans-brake lockout system recommended for safety (sold separately) to prevent accidental engagement during vehicle motion
• Designed for racing applications with external trans-brake systems

FTI Performance valve bodies are known for their incredibly quick release times and guaranteed stoppage, making them a top choice for serious racers. The precision-machined billet aluminum construction ensures durability and consistency under the most demanding racing conditions.