Hi before you decide to switch,check out the twin forum about a electronic engine sycronizer.It is a unit that automaticly balances your two engine to run the same.And with a flame out the running engine goes to idle instantly.check it out before you drop the big dollers on electrics.the unit cost around $119.00.
http://www.rcuniverse.com/forum/m_4211050/tm.htm
Joe