Re: Best way to detach a head gasket from a block and head? Home › Forum › Ask A Member › Best way to detach a head gasket from a block and head? › Re: Best way to detach a head gasket from a block and head? mr-asaReplies: 794Topics: 138 March 25, 2015 at 2:50 pm #12739 quote outboardnut: I am not familiar with this motor but- are there any pins? For example-number 90 on this parts list http://www.marineengine.com/parts/johns … head+Group There are pins, but only on either side of the crankcase, not head and block