BBC SCE copper head gaskets-used Nov 26, 2010 18:19:49 GMT -6 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by mattfuchs on Nov 26, 2010 18:19:49 GMT -6 they were on a 4.600 bore motor and measure 42 thousandths thick-motor was not o-ringed and they are in good shape.217-652-6850