Wings Forum Forum for homebuilt experimental & light sport aircraft pilots, owners, & builders.   cooling system expansion tanks Click here to go to the original topic          Wings Forum Forum Index -> Just Aircraft View previous topic :: View next topic   Author Message Dave Krall CFII SEL SES Joined: 14 Mar 2007 Posts: 318 Location: Seattle WA Posted: Sun Feb 17, 2008 4:01 pm    Post subject: cooling system expansion tanks   There's a small expansion tank sold for Rotax engines that fits right under the filler cap. Anybody using one? What is total coolant capacity for Rotax engines? Back to top   DaveU Joined: 16 Aug 2006 Posts: 164 Posted: Sun Feb 17, 2008 4:57 pm    Post subject:   The expansion tank comes already mounted on the 912uls.  I think the total coolant quantity in my setup is about 3 quarts.  I have some left over after starting with a gallon.  I used the waterless NPG+ coolant, has a 375 degree boiling point. Dave Back to top            Wings Forum Forum Index -> Just Aircraft Page 1 of 1 Powered by phpBB Search Engine Indexer Powered by phpBB 2.0.22 © 2001, 2002 phpBB Group