My thermostat is located "in" the heat exchanger. There is an inlet into the heat exchanger that has the manifold and
Couple of years back I took my 15 horse up north fishing - last 150 miles on a single lane logging road - so miles from civilization/dealers etc.
Ok day on the lake. Voltmeter never read higher then 14.93. Motor ran good. Way more power then the 85. GPS showed 70. Before I backed out. Big thing
For starters I broke down on 4th of July it just quit so I started checking FUEL system found a bad air temp sensor so replaced it. Still wouldnt crank
When CDI Electronics.com was called RAPAIR they used to rebuild them. You may check with them.