[Catseye]

Originally Posted by MadTommy

I just tried this and was getting some really odd things happening.

Climbing at 7lb boost, 2,850rpm, IAS ~155, rad half open.

Temp gauges all within limits when at 17,000ft my rpm started fluctuating wildly, causing cockpit shake. I was unable to control my rpm.

oil = 85, water = 100.

Changing fuel mixture did not help.

I don't know what was going on.

Only way i could stop the shaking was sub 2,100 rpm & sub 4 lb boost.. managed to get to 19,000ft but could not maintain a climb..

I can confirm this.