Thank you!
I have a blue coil SXL that isn't in my good graces right now and I thought I might just rob the piston from that provided its clean.
Finally got my money back on the other P+C although the guy was a donkey about it.
There's always this for the blue coil substitute.
http://www.arboristsite.com/community/threads/homelite-chainsaws.101147/page-540#post-6203383