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Home >> Kia >> 2005 >> Optima L4-2.4L >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Brake Proportioning/Combination Valve
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Brake Proportioning/Combination Valve

Proportioning valve
Cut-in pressure (Split point)
4.51 MPa (46 kg/cm2, 654 psi) - Drum type
3.92 MPa (40 kg/cm2, 568 psi) - Disc type
Decompression ratio 0.32: 1

TIGHTENING TORQUE
Proportioning valve mounting to master cylinder; 35 - 55 Nm (350 - 550 kg-cm, 26 - 41 ft. lbs.)