Phil Tell me a bit more about your type 4 with a gear reduction....make it yourself?, Great Plaines?, gear driven or belt drive? Prop extension?? Cruise RPM?, Prop lenght? aaaannnd...are you satisfied with it? Pat Russo
----- Original Message ----- From: "phillip matheson" <phillipmathe...@bigpond.com> To: "KRnet" <kr...@mylist.net> Sent: Monday, July 04, 2011 6:11 PM Subject: KR> BMW engine v VW and Corvair > > This has always been my question when using car engines in aircraft. Take > my > VW type 4. It has a gear reduction and the engine RPM reaches 4000 = 100 > HP >