TransGo Gear Command Automatic Transmission Reprogramming Kit - GM TH250 / TH350 1969-86 231701 Use Holley 2x58mm billet throttle

Use Holley 2x58mm billet throttle body (p/n 112-503 or 112-507) or stock TPI throttle body

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1-1/2" heel block is recommended for proper heel to pedal spacing

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QuickCar Race Car Wiring Kits

TransGo Gear Command Automatic Transmission Reprogramming Kit - GM TH250 / TH350 1969-86 231701 Use Holley 2x58mm billet throttleThis kit features Manual Shift Control, perfect for competition, off road and pro street. Converts back to automatic. Increased line pressure for firm up shifts. Product Description: Automatic Transmission Shift Kit Reprogramming Kit Gear Command Valve Springs Spacers Hardware GM TH250 TH350 1969 86 From stock type replacement parts to substantial performance upgrades, TransGo offers kits and components to make automatic transmissions shift better,