986 Forum - The Community for Porsche Boxster & Cayman Owners - View Single Post - Boxster catalytic converters

blue62 · 08-13-2023, 06:51 AM

Try a 50/50 mix of Acetone and trans. fluid such as the Dextron brand..... something red.
Shake hell out of it before you apply it.
Soak the bolt -nut for a day or two.
Best thing I have ever used for rusted fasteners other then a torch.

08-13-2023, 06:51 AM	#6
blue62 Registered User Join Date: Aug 2018 Location: Woodland Wa Posts: 1,295	Try a 50/50 mix of Acetone and trans. fluid such as the Dextron brand..... something red. Shake hell out of it before you apply it. Soak the bolt -nut for a day or two. Best thing I have ever used for rusted fasteners other then a torch.