RPMs  
Take Off Speed 5,800 RPM (5 min. max)
Max Continuous speed  5,500 RPM
Idle Speed 1,400 RPM
CHT  
Max Temp. 150 C ( 300 F)
EGT  
Normal 1,472 F
Max 1,652 F
Location 4-6" from Exhausts Valve, 2" from engine
Coolant PSI 12-17 PSI
Oil Pressure  
Normal 58 PSI
Max 72 PSI
Min 22 PSI @ 2,800 RPM
Cold Start 102 PSI
Oil Temperture Most favorable op. temp. 190-230 F
Fuel PSI 5.8 PSI
Rotax 912ul
The Rotax 912 UL is a non-certified 80 hp 4 cylinder, 4 stroke liquid/air cooled engine with opposed cylinders, dry sump forced lubrication with separate 3 liter (.8 US GAL) oil tank, automatic adjustment by hydraulic valve tappet, 2 CD carburetors, mechanical fuel pump, electronic dual ignition, electric starter, integrated reduction gear i = 2.273 (optional 2.43)
Rotax 912 operational Value with limits