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

MANLEY Connecting Rod Pin Bushing, Bronze, 1.051 in. OD, .992 in. ID, 1.125 in. Length, Each

MANLEY Connecting Rod Pin Bushing, Bronze, 1.051 in. OD, .992 in. ID, 1.125 in. Length, Each

$22.80

Sonnax Replacement Seal, GM, For 77805-K, 77805E-K

Sonnax Replacement Seal, GM, For 77805-K, 77805E-K

$22.36

Sonnax Extended Length Forward Band Servo Pin Kit, GM 4T60-E, 4T65-E, Each

Sonnax Extended Length Forward Band Servo Pin Kit, GM 4T60-E, 4T65-E, Each

$55.70

REID Yoke, Transmission Location, 32-spline Inner, Forged Steel, 5.812 in. Length, GM, Powerglide, TH400, Each

REID Yoke, Transmission Location, 32-spline Inner, Forged Steel, 5.812 in. Length, GM, Powerglide, TH400, Each

$512.46

Motive Gear Transfer Case Components, Drive Chain, 31 Link, 1.25 in. Width, Borg Warner 1350/1354, NP 207/233, Each

Motive Gear Transfer Case Components, Drive Chain, 31 Link, 1.25 in. Width, Borg Warner 1350/1354, NP 207/233, Each

$119.21

Sonnax Low/Reverse Retaining Ring, Ford, 5R110W, Each

Sonnax Low/Reverse Retaining Ring, Ford, 5R110W, Each

$21.03