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Get a round thread die and hot-glue it into the end of a vacuum cleaner hose.

Carefully thread the die down onto the threads, while the vacuum pulls the dust up the tube.
 
Originally Posted By: Linctex
Get a round thread die and hot-glue it into the end of a vacuum cleaner hose.

Carefully thread the die down onto the threads, while the vacuum pulls the dust up the tube.


Clever. The vac hose will need to be frequently removed and replaced at the vacuum pump end to release torsional stress though, plus if the die is a close fit, (which it will be 'cos its, like, a die), then the suction perhaps won't be effective where it counts, at the advancing die face.
 
I like eljefinos bag idea. I'd wipe it with wd-40 put the bag on it, and tighten a nut down on it. Remove and wipe again . Done. Maybe some light grease like sil-glyde afterwards.
 
Used the bag, wet a brass brush in ballistol, scrubbed, wiped with oily towel, then finished up with a towel wet with brake cleaner. Then applied anti sieze.

It's only a 15n-m torque on 13mm nuts, so I wasn't particularly concerned.
 
_att_r_ t_ermin__ cle_n__ Thought I had it.
frown.gif
 
Originally Posted By: fdcg27
Originally Posted By: dlundblad
You for sure can't remove the stud?

For cleaning the nuts, use Evaporust. Any parts place or HF should have the stuff. If you could remove the studs, I'd say Evaporust those too.

https://bobistheoilguy.com/forums/ubbthreads.php/topics/4291279/Evapo-Rust


Would you really want to try removing these studs from this head without a really good reason?
I can envision broken studs and a whole new ballgame of problems to solve.


Depends on how bad I wanted them clean I guess. Obviously, there's no corrosion towards the base so they look pretty strong yet.

Assuming they are threaded, 2 nuts tightened together should do the trick. I've dealt with worse personally.
 
Why? I don't see anything wrong other than light surface corrosion... if you can spin a nut freely by hand I wouldn't worry about it. Seriously, that of the stud is within the valve cover anyway.
 
Originally Posted By: bmwpowere36m3
Why? I don't see anything wrong other than light surface corrosion... if you can spin a nut freely by hand I wouldn't worry about it. Seriously, that of the stud is within the valve cover anyway.


OCD mainly. Low use car so the whole thing will be closed up for a long time. Just want it to be reasonably right. Not sure if when these white powdery corrosion products start to form, if it accelerates corrosion (I'd think they would entrap humidity a bit).

Oiled up now with antinseize so all is good.
 
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