Genuine ROTAX Parts

A – Loctite 221
Q – Silastic 732 RTV

AR – As required

a – Cooling surface 3,2 dm² (49,6 in²);
b – From engine S/N: 3,916.823;
c – Up to engine S/N: 4,916.822;
d – For evacuation of air, at installation of engine with spark plugs down;
e – Longer studs for 582 UL Mod. 90. Not used on 582-99;
f – Sold by the meter (39”)

A – Loctite 221
Q – Silastic 732 RTV

AR – As required

a – Cooling surface 2,4 dm² (37.2 in²);
b – From engine S/N: 3,916.823;
c – Up to engine S/N: 4,916.822;
d – For evacuation of air, at installation of engine with spark plugs down;
e – Longer studs for 582 UL Mod. 90;
f – Sold by the meter (39")

A – Loctite 221
B – Loctite 243
Q – Silastic 732 RTV

AR – As required

a – Cooling surface 3,2 dm² (49,6 in²);
b – From engine S/N: 3,916.823;
c – Up to engine S/N: 4,916.822;
d – For evacuation of air, at installation of engine with spark plugs down;
e – Longer studs for 582 UL Mod. 90. Not used on 582-99;
f – Sold by the meter (39”)

a – For installation of cylinder on the piston 67.5 mm;
b – For installation of cylinder on the piston 72 mm;
c – To hold the fan;
d – For aligning of cylinders at the intake flange;
e – For crankshaft bearing PTO side;
f – For positioning of crankshaft bearing PTO side;
g – For centering of the stator plate;
h – For piston pin 18 mm;
i – For installation of piston pin circlip 18 mm;
j – For the engine;
k – Without ignition and externals

A – Loctite 221
D – Loctite 574

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

I – Lithium-Base Grease
X – Adhesive

AR – As required

AR – As required

a – Air guide, carburetor side;
b – Air guide, exhaust side

A – Loctite 221
I – Lithium-Base Grease

a – For configuration free-air-cooled;
b – In a roll/Sold per meter (39");
c –  For magneto flywheel new version (with closed cage), Torx screw also valid for old version. At disassembly and reassembly of the screw, the thread has to be cleaned of the remaining coating and secure with Loctite 221. As an alternative a new screw can be used.

a – Useable for engine type 447 UL, 503 UL, 582 UL 90/99 and 618 UL;
b – For adjustment and control of the ignition timing;
c - To cover the crankcase;
d – To hold the oil pump gear;
e – To hold the magneto flywheel;
f – For magneto fly wheel;
g – For ball bearing 6206, crankshaft magneto side;
h – For ball bearing 6207, crankshaft;
i – For ring halves;
j – For puller;
k – For crankshaft PTO side;
l – For crankshaft magneto side;
m – For ball bearing