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Drilling Brake Rotors

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Old 02-03-2016, 12:56 PM
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Bloodzone
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Default Drilling Brake Rotors

I'm getting ready to install wilwood calipers and new rotors. Only Pass side rotor is original and riveted in place. Is there any reason I can't drill out the rivets with rotor still on car or must I remove the hub and rotor to get the rivets out?
Old 02-03-2016, 01:25 PM
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reefrashralph
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Drill them out on the car is what i did on my 80 and if i remember right i center punched what was left in there out as well...its was years ago
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Old 02-03-2016, 01:28 PM
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jim-81
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No, they can definitely be done on the car. I just did mine. Try to make sure you center the bit as close as possible to the center of the rivet. They are large and steel. I started with a 1/8 or 3/19 and then moved up to around a 5/16 which is about what the dia of the rivet is. They're on there pretty good. Unless you can put it in a drill press, it's probably easier on the car.
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Old 02-03-2016, 01:39 PM
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cagotzmann
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Originally Posted by Bloodzone
I'm getting ready to install wilwood calipers and new rotors. Only Pass side rotor is original and riveted in place. Is there any reason I can't drill out the rivets with rotor still on car or must I remove the hub and rotor to get the rivets out?
While I could drill the rivits out with no problem I was not able to release the rotor from the hub while on the car. Not enough room the swing the big hammer. Try first on the car. But so I didn't damage the bearings / races I removed the hub (bearings etc) from the car to remove the rotors.
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Old 02-03-2016, 01:50 PM
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jim-81
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Yes I had to use a 3 jaw puller also. didn't crank it down too tight, then hit it with a dead blow, and it broke loose. The puller helped.
Old 02-03-2016, 05:09 PM
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doorgunner
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If the wheel bearings haven't been re-greased for years,
why not remove the assembly/drill out the rivets/remove the rotor/re-pack the bearings-------good for another 5 years or 50,000 miles!

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Old 02-03-2016, 05:55 PM
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why not remove the assembly/drill out the rivets/remove the rotor/re-pack the bearings-------good for another 5 years or 50,000 miles!
If I can find a good set of instructions or a video I may tackle that as well. Thanks
Old 02-04-2016, 12:02 AM
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East Bay 68
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Originally Posted by Bloodzone
I'm getting ready to install wilwood calipers and new rotors. Only Pass side rotor is original and riveted in place. Is there any reason I can't drill out the rivets with rotor still on car or must I remove the hub and rotor to get the rivets out?
It definitely can be done on the car I did the rears of my 68. Be careful and don't go too deep with a larger bit (I finished with a 7/16" if I remember right) as on a couple of holes i drilled into the hub a little. The flattened head of the rivet is pretty thin, maybe only a 1/16" or so. I remember there are some good threads about this subject on the forum.

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