2-Stroke Parts 447, 503, 582

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
O – Engine Oil

a – 582 UL DCDI mod. 99 rotary valve for configuration with rotary seal;
b – 582 UL DCDI mod. 99 the circlip must be positioned at the inner groove only;
e – Crankcase including rotary valve drive, configuration with rotary seal model 99

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

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