Special Notes:

• JEGS 60931 Shift Improver Kit fits TH400 Automatic Transmissions. Please read and follow the instructions. This will assure you of a successful installation.
• This is not a high-performance shift kit. It is an improver kit that will help to improve the shift quality and durability for TH400 automatic transmissions with the symptoms listed below. This kit provides additional oil flow to areas of warp and wear plus exhausts the cross leaks that often cause friction failure.

JEGS 60931 Shift Improver Kit Features:

• Corrects, Prevents, and Reduces:
  • Rough 1st to 2nd shift
  • Long Soft Shifts-Especially to High Gear
  • 3rd Clutch Burnup
  • Laziness and Excess Passing Gear
• Any stock transmission will be energized
• Provides you with sharp, firm shifts
• Will enhance transmission life
• Transmission removal is not required

Kit Includes:

• (1) Steel separator plate
• (2) Valve body gaskets
• (1) Yellow front pump pressure spring
• (1) Front pump c-clip
• (1) Pink modulator valve spring
• (2) Green governor springs
• (1) Blue 2-3 shift valve spring
• (1) Orange 3-2 part throttle sensitivity spring