The free travel of the clutch pedal should be between 20 to 30 mm (0.8 to 1.2 in). to adjust the free travel, loosen the lock nut and turn the push rod until proper adjustment is made.
Before starting let’s prepare tools that necessary in feather inspection what you need are the adapter set, radiator cap tester this tool used for inspection of cooling system pressure. How to check the coolant level (engine cold) in Mazda RX 7 1994?