The parts cleaner might cause the seals in the caliper to swell and ruin them.
I used engine degreaser and a parts washer brush. Took about ten minutes a caliper and they were clean.
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I love my money pit, uhm, err, I mean my car.
1969 beetle in the works... 2.0 type 4 DTM...
2004 Suzuki GSX-R 1000

crashed
www.volksport.net Volksport Kfer Gruppe