Sonnax oversized O-ring FD-O-17V can be used in Ford CD4E torque converters with worn piston bores. Be sure to resize the bore to 1.759” ±.001”. To avoid the risk of the O-ring coming out of the groove, do not exceed this recommended bore specification.

More From This Category

Sonnax B1, B2, K1, K2, K3 Accumulator Piston Kit, Aisin Seiki, AS66RC, AS69RC, Each

Sonnax B1, B2, K1, K2, K3 Accumulator Piston Kit, Aisin Seiki, AS66RC, AS69RC, Each

$47.26

Sonnax 1-2 Accumulator Sleeve Kit, Th350, Th350C, Each

Sonnax 1-2 Accumulator Sleeve Kit, Th350, Th350C, Each

$183.25

Sonnax Clutch Plate, Hyundai/Kia A5Hf1 (Captive Cl), Each

Sonnax Clutch Plate, Hyundai/Kia A5Hf1 (Captive Cl), Each

$34.90

Sonnax Oversized Overdrive Servo Regulator Valve Kit, Ford, 4R70E/W, 4R75E/W '01-Later, Each

Sonnax Oversized Overdrive Servo Regulator Valve Kit, Ford, 4R70E/W, 4R75E/W '01-Later, Each

$68.76

Sonnax Replacement Seal Kit, Th250/250C, Th350/350C, Each

Sonnax Replacement Seal Kit, Th250/250C, Th350/350C, Each

$69.30

Sonnax Zip Kit®, A750E/F, A760E/H, A761E, A960E, Each

Sonnax Zip Kit®, A750E/F, A760E/H, A761E, A960E, Each

$458.81