If he doesn't reply here, you might want to send martinfan a pm. He has built several of them.
http://www.ebay.com/itm/Hasegawa-CD10-Honda-Civic-VTi-ETi-1-5-VTEC-1-24-scale-kit-/331079350948?pt=Model_Kit_US&hash=item4d15ddfaa4
VTi instead of Sir-II. Body is the same, wheels are different. I've built an SiR. One of the first cars I did when I got back in the hobby early this year. I don't think there were any fitment issue, as with most of the Japanese curbside kits