Rear Caliper Help?!
Rear Caliper Help?!
Guys,
I know I am not stupid, it just seems like everytime I go to work on my Z a 1 hour job turns into a whole day job...... Non the less I am doing the rotors and the pads, I've spend two hours on trying to get the rear pistons to compress so I can put them back on. WOW, what a pain I am now out of ideas, I've done plenty of brake jobs, so now I'm asking for yalls help.
Any ideas?
While I am waiting on replies I am going to go do the front's wish me luck!
Thanks,
wgc_3
I know I am not stupid, it just seems like everytime I go to work on my Z a 1 hour job turns into a whole day job...... Non the less I am doing the rotors and the pads, I've spend two hours on trying to get the rear pistons to compress so I can put them back on. WOW, what a pain I am now out of ideas, I've done plenty of brake jobs, so now I'm asking for yalls help.
Any ideas?
While I am waiting on replies I am going to go do the front's wish me luck!

Thanks,
wgc_3
The front pistons squeeze in. (C-clamp) The rear pistons turn in. Use a large flathead screwdriver and stick it between the pedals on the "flower" shape on the piston. Screw it in. Or get some slip joint pliers around the edge (careful not to rip the rubber boot) and turn it in.
What year Z do you have? I know the ones I described are the 1982-83 type. Not sure on the older rear calipers
What year Z do you have? I know the ones I described are the 1982-83 type. Not sure on the older rear calipers
So it took me 45 minutes to lift the car, take off the tires, regrease the bairings and put it all back together with the tires on, and off the jack for the fronts. Wow, now why can't I get the back pistons to compress?!?!
It's an 83, btw.
It's an 83, btw.
Originally Posted by wgc_3
Wow, now why can't I get the back pistons to compress?!?!
um... you're kidding right? Did ya read the replies in this thread?
Originally Posted by Bleach
The rear pistons turn in. Use a large flathead screwdriver and stick it between the pedals on the "flower" shape on the piston. Screw it in. Or get some slip joint pliers around the edge (careful not to rip the rubber boot) and turn it in.
Originally Posted by NismoPick
The 79-81 rears also turn in. Just tap em w/ a flathead or carefully grab the sides w/ vice grips.

Oh... and if you compress the rear pistons w/ a clamp, you'll probably damage the internal threaded rod & then will need a new caliper.

And thus we see that we should READ THE MANUAL before doing technical work.
Last edited by NismoPick; Dec 1, 2006 at 11:42 AM.
Originally Posted by wgc_3
So it took me 45 minutes to lift the car, take off the tires, regrease the bairings and put it all back together with the tires on, and off the jack for the fronts. Wow, now why can't I get the back pistons to compress?!?!
It's an 83, btw.
It's an 83, btw.
I had a sticky caliper on my 82, so I disassembled it and cleaned it out. I didn't damage any seals so I put it back together with the old ones, so far so good. If you unscrew the piston out completely you can remove the boot and clean out the inside with new brake fluid. I didn't even mess with the inner piston since I didn't have snap ring pliers. Lots of junk inside- rusty chunks too- but now she's clean and operates smooth!
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what have you been turning in? hehe






