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Caliper restoration
Posted: Fri Feb 19, 2021 12:37 pm
by spl310
Has anyone got the correct green for painting the calipers?
Re: Caliper restoration
Posted: Fri Feb 19, 2021 1:23 pm
by rwmann
They were green? Not just raw castings?
Re: Caliper restoration
Posted: Fri Feb 19, 2021 1:59 pm
by spriso
This is what we did on Project Unicorn-- the gray green was a Duplicolor cast iron color-- I can get you the paint code:
Michael
Re: Caliper restoration
Posted: Fri Feb 19, 2021 4:46 pm
by spl310
Looks nice! I have a set of calipers that were NOS but a bit unloved. They were green body and caliper housing. I don't know what was original. Too many years have passed.
Re: Caliper restoration
Posted: Sat Feb 20, 2021 1:07 pm
by C.Costine
Due to the lack of rust on mine I assumed that they were plated and that the plating had dulled.
Re: Caliper restoration
Posted: Sat Feb 20, 2021 1:23 pm
by JT68
They were plated, not painted. Rattle can paint and dot 3/4 brake fluid is a poor combination.
Re: Caliper restoration
Posted: Sat Feb 20, 2021 4:48 pm
by jhayden
Agree with JT on this one. DOT5 silicone would be fine, though.
Re: Caliper restoration
Posted: Mon Feb 22, 2021 11:53 am
by GeoffM
JT68 wrote: Sat Feb 20, 2021 1:23 pm
They were plated, not painted. Rattle can paint and dot 3/4 brake fluid is a poor combination.
Lucky they're not in contact with each other then.
Re: Caliper restoration
Posted: Mon Feb 22, 2021 12:06 pm
by JT68
GeoffM wrote: Mon Feb 22, 2021 11:53 am
JT68 wrote: Sat Feb 20, 2021 1:23 pm
They were plated, not painted. Rattle can paint and dot 3/4 brake fluid is a poor combination.
Lucky they're not in contact with each other then.
When the brakes get bled, or certainly if rebuilding a worn out cylinder that may or may not seal, or one of the 4 fluid joints weeps a little, or one cylinder starts leaking later on, some brake fluid inevitably gets on the caliper casting.
I'd suggest plating or thin powder coat, far, far more durable than rattle can. We have done them both ways.
If the cylinders are new like Michael's, its less of an issue, just get the brake fluid off the paint quickly or it will lift the paint.
Re: Caliper restoration
Posted: Mon Feb 22, 2021 12:39 pm
by spriso
Or if you use Silicone brake fluid, it won't be an issue either...
-m
Re: Caliper restoration
Posted: Mon Feb 22, 2021 12:44 pm
by JT68
spriso wrote: Mon Feb 22, 2021 12:39 pm
Or if you use Silicone brake fluid, it won't be an issue either...
-m
Exactly

Re: Caliper restoration
Posted: Mon Mar 01, 2021 10:55 pm
by redroadster68
POR 15 Caliper paint is chemical resistant... that includes brake fluid. Doesn’t come in that green your looking for though
Re: Caliper restoration
Posted: Tue Mar 02, 2021 8:58 am
by C.Costine
JT68 wrote: Mon Feb 22, 2021 12:44 pm
spriso wrote: Mon Feb 22, 2021 12:39 pm
Or if you use Silicone brake fluid, it won't be an issue either...
-m
Exactly
And a bigger plus for the silicone is that it doesn't absorb water, and the greatest plus of all is the pretty color!!!
Re: Caliper restoration
Posted: Thu Mar 04, 2021 4:47 pm
by iloveredmeat
spl310 wrote: Fri Feb 19, 2021 12:37 pm
Has anyone got the correct green for painting the calipers?
spriso wrote: Fri Feb 19, 2021 1:59 pm
This is what we did on Project Unicorn-- the gray green was a Duplicolor cast iron color-- I can get you the paint code:
Michael
Hi Guys,
Michael, that looks so awesome!
So, I’m also smack in the middle of restoring my original calipers and lines, but have new piston assemblies. 3 Green/grey, 1 shiny.
Were the calipers originally painted with the same green as the cylinder assemblies here?
And, is this the color you're referring to by chance? Coincidentally, I bought this a few days ago, as recommended by Mike Y.
I do like this old school green/grey a lot, but, I'm also half-thinking to paint the calipers the Nissan Blue like the engine, has anyone done that?... hmmm...
Thanks,
Peter
Re: Caliper restoration
Posted: Thu Mar 04, 2021 7:30 pm
by C.Costine
Calipers and Cylinders were all originally plated.