Optima L4-2.4L (2001)
Vacuum Brake Booster: Specifications
Vacuum Brake Booster
Type
Vacuum type with tandem booster
Effective dia.
CBS
7 + 8 inch
ABS
8 + 9 inch
Boosting ratio
CBS
7.0:1
ABS
7.5:1
Brake booster mounting nut
13 - 16 Nm
Brake booster vacuum hose fitting to surge tank
15 - 18 Nm
Booster push rod to master cylinder piston clearance
0 (at 500 mmHg vacuum)