2-Stroke Parts 447, 503, 582

A – Loctite 221
B – Loctite 243
C - Loctite 648

c – Tighten to leave 1mm distance between starter cover and electric starter

A – Loctite 221
B – Loctite 243
C - Loctite 648

a – From engine S/N 582 UL Mod. 90: 4,015.239. and beginning of serial production 582 UL Mod 99;
c – Tighten to leave 1 mm distance between starter cover and electric starter;
d – 582 UL Mod. 90 until engine S/N 4.015.238 (without hydro damper assembly)