Genuine ROTAX Parts

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

A – Loctite 221
D – Loctite 574

a – From engine serial number 4,795.397

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!

b – For mixture lubrication;
c – For oil pump version

b – For mixture lubrication;
c – For oil pump version

A – Loctite 221
I – Lithium-Base Grease

a – For ignition circuit 1;
b – For ignition circuit 2;
c – From engine S/N 4,795.397;
d – Sold by the meter (39");
e – 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 secured with Loctite 221. As an alternative a new screw can be used.

B – Loctite 243
I – Lithium-Base Grease

a – In a roll/Sold by the meter (39")

B – Loctite 243
I – Lithium-Base Grease

a – In a roll/Sold by the meter (39")

I – Lithium-Base Grease
X – Adhesive

AR – As required

AR – As required

a – For E-starter position 93 or 183 degrees;
b – Air guide, carburetor side;
c – Air guide, exhaust side

A – Loctite 221
I – Lithium-Base Grease

AR – As required

a – For electric starter, configuration magneto-side or pto side;
b – In a roll/Sold per meter (39");
e – Retrofittable from engine S/N 4,103.549

A – Loctite 221
B – Loctite 243
C – Loctite 648
D – Loctite 574
J – Molykote 44 Medium

c – Up to engine S/N 582 UL Mod. 90 4,172.691 (see also SI-08-1994);
d – From engine S/N 582 UL Mod. 90 4,172.692 (see also SI-08-1994)

A – Loctite 221
B – Loctite 243
C – Loctite 648
D – Loctite 574
J – Molykote 44 Medium

a – Red 76,00 - 76,01mm, Green 76,01 - 76,02mm;
b – For configuration without 2-piece radiator;
c – For configuration with 2-piece radiator

B – Loctite 243
F – Loctite 480
I – Lithium-Base Grease

AR – As required

a – For ignition circuit 1;
b – For ignition circuit 2;
c – To fix oil tube resp. cable harness;
d – Sold by the meter (39")

B – Loctite 243
E – Anti-Seize
I – Lithium-Base Grease
O – Engine Oil

a – From engine S/N 582 UL Mod. 90 5,236.549 piston for monohook circlip configuration (see also SI-2ST-001);
b – With 2 rings, standard;
c – With 2 rings, 1st oversize;
d – with 2 rings, 2nd oversize;
e – Standard size;
f – 1st oversize;
g – 2nd oversize; 
h – For use with piston Part No. 888 590 (Also see SI-2ST-001);
i – Use only once