Wear or debris can prevent the third accumulator checkball and seat from correctly sealing the 3-4 apply circuit. Installing Sonnax 3rd accumulator checkball and seat 74480D prevents leaks in the circuit and 3-2/2-3 timing issues and prolongs the life of the 3-4 clutch.

More From This Category

TCI Shield Flexplate All GM Transmissions

TCI Shield Flexplate All GM Transmissions

$256.77

Sonnax Boost Valve Spring Retainer, Chrysler, 42-44-46-47-48RH/Re, A727/904

Sonnax Boost Valve Spring Retainer, Chrysler, 42-44-46-47-48RH/Re, A727/904

$13.01

Wilwood Bearing Cup, Rotor, Outer

Wilwood Bearing Cup, Rotor, Outer

$10.71

Wilwood Bearing Cup, Starlite Hub, Outer, Race

Wilwood Bearing Cup, Starlite Hub, Outer, Race

$17.87

TCI 700R4/4L60E Over-Run Nitrided Clutch Plate.

TCI 700R4/4L60E Over-Run Nitrided Clutch Plate.

$79.76

Sonnax Oversized Pump Bushing, ZF5Hp19, Each

Sonnax Oversized Pump Bushing, ZF5Hp19, Each

$11.09