found a good place

http://www.honda-performance.com/products_lv2.asp?page=Valve%20Guides%20and%20Seals

if your really into doing head work and stuff found an ok place for it. they have
Silicon Bronze Valve Guides for d motors and cams to.

does ARP not make any studes for the si? it sayes D16Y/ D16Z- only, on the head bolts, and rob bolts it says 1.2 to 1.8 what is that? 1.2?