ok i have a near new webber down draght carby for a 4kc or 3kc,itallso cums with a custom made manafold with a holly spacer plate in ther to.i had this on my 4k and it was realy good but i never tuned it properly,this is a strate bolt on allso cums with throtel cabel bracet.grate upgrade,$400 ono .txt me on 0439479061 if you are interested,can post anywer.cheersi cant get pics to work atm,lol