I'm looking into buying a head from a guy on the vortex (I know I just opened bidding hell). It is a hyd 8v head with 2mm shaved. With my ABA bottom, what do you think the compression will be installed? -- Kervin 80 1.7 8v Ole Paul 82 1.7 8v The gift 86 1.8 8v My everyday ride 00 tt600 icq# 154814286