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freebeard · 12-15-2015, 02:02 PM

The problem with the Wankel was that there were two tip seal materials. The affordable one wore excessively, but the unobtainium one lasted forever.

12-15-2015, 02:02 PM	#77 (permalink)
freebeard Master EcoModder Join Date: Aug 2012 Location: northwest of normal Posts: 29,028 Thanks: 8,237 Thanked 9,005 Times in 7,439 Posts	The problem with the Wankel was that there were two tip seal materials. The affordable one wore excessively, but the unobtainium one lasted forever.