this helped me out alot because i'm doing the same to my 91 305. swap to 96 vette LT... some things i also got...
Comp Cams "CC503" Grind# 276HR-12 part# 07-503-8 $250
Comp Cams beehive springs part# 26918-16 $174
Comp Cams spring locators pat# 4705-16 $34
Comp Cams retainters part# 787-16 $50
Comp Cams valve locks part# 648-16 $23
Comp Cams Pro Mag 7/16" 1.6 rr's part# 1305-16 $290
ARP 7/16" rocker arm studs part# 134-7103 $38
TrickFlow guideplates part# 30400623-8 $16
TrickFlow 7.2" chromemoly pushrods part# 21407200 $87
Felpro replacement valve seals part# SS72861 $19
http://www.geocities.com/texaslt1/lt1swap/swap.html