NOTE:
The 4F27 Servo Bore Master Repair Kit NRL4F27 should be used to repair a transmission case with 2-4 band servo pin bore wear. The use of this kit will repair the 2-4 band servo pin bore back to OEM specifications.
NOTICE: When reaming the servo bore do not push too hard on the reamer or exceed 500 RPM or an over-sized bore can occur.
Ream out the bore using ample cutting oil and the 7/16” reamer.
NOTICE: When reaming the servo bore do not push too hard on the reamer or exceed 500 RPM or an over-sized bore can occur.
Ream out the bore using ample cutting oil and the 1/2” reamer.Make sure the 1/2” reamer fits smoothly through the hole before installing the bushing.
Align the hole drilled in the side of the bushing with the v shaped notch cast into the case.
Check the pin finish for burs and coarseness.
Insert the sizing pin into the bore, chamfer side first. Using a punch, drive the pin all the way through the bushing. Repeat as necessary.
Ford Focus Brake Booster - Removal and Installation
Item
Part Number
Description
1
2L523
Booster rod-to-pedal pin
2
W520212
Brake booster nut (4 required)
3
2005
Brake booster
Removal and Installation
Vehicles equipped with ABS
Remove the Hydraulic Control Unit ...