Piston Ring Code's , " DY " / " D " and others types? (arrangement)

[Co2]

Hi all , i'm try my xz250 (zs177mm) rebuild/replacment, cylinder/piston/piston rings and upgrade 6. gear system (have 5. gear system my zs177) , electric plug's and cable's totaly changing. (coming soon)

Cylinder /piston and piston rings on my house now, and im examined piston rings on writed "D" and "DY" marks.

Which is top of piston grave , which is second, other spring type and 2 thin ring ofcourse oil rings its ok , but top, and second problem (idk) , i fear damagedthat new parts, help please (i use search button but cant found that theme on forum, or my fault.)

( responsible of grammar errors = Google Translate )

[humanbeing]

http://www.mychinamoto.com/forums/sh...ll=1#post73089

[Co2]

Originally Posted by humanbeing

http://www.mychinamoto.com/forums/sh...ll=1#post73089

Thank you , i understand DY is top of the piston ring ? D second ?






Ok together looking photos , No difficult colors , 2 ring all side's same color.



İ cant feel surfaces rings any sharpness, or softness ( tomorrov i try again looking with magnifying glass )

Product as original parts of RX3

Producers %&&//(/(&/'^! , What the mysteriously text codes, ff.... , use a basic/simple a arc mark it ok , ...