RCU Forums - View Single Post - Engine turned charcoal grey

09-29-2005 | 11:58 PM

#28

William Robison

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From: Mary Esther, Florida, FL

RE: Engine turned charcoal grey

[b]PT:

The walnut shells remove no amount of metal, they just knock the oxides and other contaminants off. They wont deburr worth a crap. Purely for polishing.

Bill.

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