1 Aug 2006 #1 Z zac New Member Joined 1 Aug 2006 Messages 2 Visit site rev gauge not working how do check same engine is 90 hp force engine
2 Aug 2006 #2 O oldsaltoz Well-Known Member Joined 4 Jul 2001 Messages 6,005 Location Australia, East coast. Visit site The rev counter signal is from the alternator, so start by checking the connections on the back.