heres the list for the new apocalypse eldar windrider host if u just want to use normal guardian jetbikes
HQ
- autarch
jetbike
mandiblasters
laser lance
fusion gun = 140 points
TROOPS
- 3 jetbikes = 66 points
- 3 jetbikes = 66 points
- 3 jetbikes = 66 points
FAST
- 2 vypers
brightlances
holo fields = 220 points
TOTAL = 558 points
this set costs £75 and u can see it on this link below
http://uk.games-workshop.com/storefront/store.uk?do=Individual&code=99110104114&orignav=9
and will give u a small force
its not out yet so you have to wait a bit till it does also if ur to paint them in the saim hann colours i would use the new foundation paint mechrite red as a basecoat and black ink it and re basecoat it with mechrite red and highlight with blood red and blazing orange.
any info u can get on what u want to do with ur army will help u lots try looking up things about harlequins and saim hann wild rider armies
heres gamesworkshops info on saim hann
http://uk.games-workshop.com/eldar/saim-hann/
i know these harlequins arent on jetbikes but i could give u an idea of to convert them
http://uk.games-workshop.com/eldar/painting-harlequins/1/
here some harlequin jetbikes from gamesday us
http://gamesday.us.games-workshop.com/Coverage/LA_2003/Golden_Demon/images/cat3/1st_c.jpg
this is the harlequin laughing but is really a ctan deciever painted as the laughing god
http://gamesday.us.games-workshop.com/Coverage/LA_2003/Golden_Demon/images/cat4/1st_c.jpg
on this link below is gamesworkshop us conversion of an autarch and warlock jetbikes
http://images.google.co.uk/imgres?imgurl=http://us.games-workshop.com/games/40k/eldar/painting/jetbikeconversions/images/mainimage.jpg&imgrefurl=http://us.games-workshop.com/games/40k/eldar/painting/jetbikeconversions/default.htm&h=227&w=514&sz=25&hl=en&start=21&um=1&tbnid=9uDHBaTYJT2zAM:&tbnh=58&tbnw=131&prev=/images%3Fq%3Dharlequin%2Bjetbikes%26start%3D18%26ndsp%3D18%26svnum%3D10%26um%3D1%26hl%3Den%26sa%3DN
this is the classic harlequin jetbike i think they had rules in previous version of the eldar in older edition of warhammer 40k
http://uk.games-workshop.com/storefront/store.uk?do=Individual&code=GOSWEBSPECIAL55&orignav=10
hope all of this helps or most of it helps