Power Brake Unit: Reassembly
- Reverse disassembly procedure. Apply silicone grease to parts before reassembly. When assembling rear shell to front shell, make sure index marks are aligned.
- Before installing master cylinder to power unit, measure clearance between primary piston and power unit push rod. Clearance on RX7 should be .004-.012" (.10-.30 mm). Clearance on B2000 should be .004-.020" (.10-.51 mm).