I have a 1969 302 4 bolt main block out of a Z 28.block ID #3970010 and a set of heads( from the same motor,and will fit a 327 and 350) ID#3890462, screw in studsand guide plates,202 64 CC,ready to bolt on with billet roller rockers 1.6 . msd billet distributer and a 6a box. for sale.If any one is interested please email me at ckmm35@msn.com or post here, Thanks ck :biggrin: