ROTAX Engines & Parts

A – Loctite 221
E – Anti-Seize
I – Lithium-Base Grease
O – Engine Oil

a – With 2 rings, Standard;
b – With 2 rings, 1st Oversize;
c – With 2 rings, 2nd Oversize;
d – Standard Size;
e - 1st Oversize;
f – 2nd Oversize;
g – ATTENTION: Use only once

a – RED 67.50 MM - 67.51 MM, GREEN 67.51 - 67.52 MM;
b – Cylinder PTO side;
c – Cylinder MAG side

For Rotax 912iS, 912ULS, 912UL, 618, 503, 447, 377, 277

Previous part number 938-795

447 UL – 29.5 kW
503 UL – 34 kW
582 UL

a – Base carburetor for air-cooled engines with bowden cable choke. NOTICE carburetor without calibration. From engine S/N 447 UL: 3,940.675, 503 UL: 4,795.201;
b – Base carburetor for liquid cooled engines with bowden cable choke. NOTICE carburetor without calibration; From engine S/N 582 UL Mod. 90: 4,656.088, 582 UL mod. 99: starting with serial production;
c – Carburetor housing, not available as spare part, use carburetor assy.;
d – Jet-needle, see carburetor calibration sheet;
e – Idle-jet, see carburetor calibration sheet;
f – Needle-jet, see carburetor calibration sheet;
g – Main-jet, see carburetor calibration sheet;
h – Only necessary on high altitude compensation kit (not available anymore)

I – Lithium-Base Grease
X – Adhesive

AR – As required