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

Motive Gear Master Bearing Kit, Timken, Dana 30 Reverse, Dana 30 Standard, Kit

Motive Gear Master Bearing Kit, Timken, Dana 30 Reverse, Dana 30 Standard, Kit

$196.19

Motive Gear Axle Shaft, 6 x 127 mm Bolt Pattern for GM 8, 28SPL, 33.38 in. Length, For BUICK RAINIER 2004–2005, Each

Motive Gear Axle Shaft, 6 x 127 mm Bolt Pattern for GM 8, 28SPL, 33.38 in. Length, For BUICK RAINIER 2004–2005, Each

$232.62

Sonnax 3Rd Clutch Piston Kit, GM, 4T60-E, 4T65-E, Each

Sonnax 3Rd Clutch Piston Kit, GM, 4T60-E, 4T65-E, Each

$309.22

TCI Front Pump Drive Powerglide One Piece Neutral Balance

TCI Front Pump Drive Powerglide One Piece Neutral Balance

$901.10