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Testing for Cracks at Home with DIY Dye Penetrants | Articles

Testing for Cracks at Home with DIY Dye Penetrants | Articles

Story and Photography by Kurt Schley

You are headed into a hard, fast, left turn with a descending radius, and your new suspension setup is undergoing incredible stress on the outboard side. Right now all of your attention should be focused solely on driving. 

Instead, there are several major worries clouding your concentration. Those used lower control arms were a really good deal at the swap meet, but are they going to hold up under these loads? Are there any cracks in the arms that were not visible after they were bead-blasted? And man, those Minilites look great—but how many stress fractures do they have after 25 years of service?

These are very legitimate concerns for sure. Particularly since most of us are on a restricted racing budget, purchasing used parts is often the norm rather than the exception. 

So, how do you know if those parts contain cracks or flaws that could lead to catastrophic failure? While a thorough cleaning and close visual…

Click Here to Read the Full Original Article at Grassroots Motorsports Online Articles…