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Chassis
911 GT3 Cup (991 II)
212
3.7.4 Master cylinders
Both master cylinders supplied by AP Racing have a diameter of 17.8 mm (0.7 inches). An
AP Racing ID-Number on the master cylinder can be used to designate the cylinder.
Lifetime master cylinder: 5000 km (3106 mi) or 30 hours
3.7.4.1
List of tightening torques for master cylinders
Item
4
9
10
16
18-21
22
25
WARNING
MY 2018
Dimensions
Tightening torque in Nm/Comments
M8 x 30
23 Nm (17 ft-lb)
Insert the bolt from the right!
M8
23 Nm (17 ft-lb)
M8 x 200
23 Nm (17 ft-lb)
16 Nm (11,8 ft-lb) / Brake lines on distributor
22 Nm (16,2 ft-lb) / Banjo bolt
16 Nm (11,8 ft-lb) / Sensor
Insertion direction of bolt (item 9)
Failure of brakes
Loss of control over the vehicle
The bolt shown as item 9 must be inserted from
•
the right, as otherwise there is a risk of collision.
The arrow shows the direction of travel.
Version: 4/20/2018
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