Thread: Dual Plug Heads
View Single Post
Old 08-01-2015, 10:39 AM   #7
keith oh
Senior Member
 
keith oh's Avatar
 
Join Date: May 2010
Location: Millersport, central ohio
Posts: 668
Default Re: Dual Plug Heads
Aircraft piston engines all have duel ignition system spark plugs. When switching from duel to single there is always a lowering of RPMs.
keith oh is offline   Reply With Quote