E30 M3, Multi-Step Correction and Partial Wet Sanding

RaskyR1

Rasky's Auto Detailing
E30 M3, Multi-Step Correction and Partial Wet Sanding

The owner of this fine example of German Engineering recently purchased the car and wanted me to do what I could to get the paint looking its best within his budget. Upon inspection it was evident that it had been repainted some time ago and that there was some excessive shrink on the top panels and a few other paint issues that needed to be addressed.


Car as it arrived (nice and clean) :)


Shrink on the hood can be seen from the lack of gloss and distorted reflection


Washer nozzles removed for sanding and polishing


Close up of shrink


Sanded with 1500/3000 grit Meguiar’s sanding discs (hand and DA)


After compounding with the Rupes LHR21 and KBM205 method




Close up of shrink on the spoiler




At a distance


Close up of spoiler after sanding and compounding




At a distance…notice the difference between the spoiler and the trunk


Spoiler removed


A few areas on the car had these “goose bump” protruding from the paint. I’m not 100% certain what causes this but I’ve seen it before on repaints. Its likely solvents or moisture trapped under the paint, possibly in the primer or base coat, which are trying to escape. I don’t suggesting trying to sand these defects out, for obvious reasons, but it looked bad and I decided to test out sanding in a discrete area, which turned out great. It’s not 100%, but a huge improvement. I lightly sanded them here so they were easier to see. The touched up chip can be used as a reference point.


After


Swirls and RIDS throughout




50/50 shot




I spent about 10-12hrs carefully wet sanding and compounding….


An example of when the rotary is the better tool for the job.


Great example of where the Rupes TA50 and 2” pads shine


Finished shot prior to LSP….two different aperture settings


I like this one :)
 
After pics….I had hoped for sun, but I’m grateful that the owner made it home without getting rained on.




















As always, thank you for viewing my work.

Rasky
 
Great work! I got excited when I saw you had a new thread up and this one did not disappoint. Those first 3 hood pics were amazing.
 
Looks good. Does the TA50 require much of a compressor?

Thanks! The TA50 consumes 11.7 CFM, so if you're running it a lot you'll want a good compressor. If it's just for a few areas a smaller one should be okay.

CHAD FTW!!!! Nailed it!! Although I would expect nothing less! Great work!

Thanks Joseph!

Great work! Pretty awesome car also!

Thanks David!

Great job Chad :bow

Thanks Pat! :)

Great work! I got excited when I saw you had a new thread up and this one did not disappoint. Those first 3 hood pics were amazing.

Thank you! I enjoyed working on this car and enjoy doing write ups on jobs like this. :)

Amazing, glad to see a worth car go to a worthy detailer.

Thanks for the kind words! :bigups
 
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