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Think I blew a head gasket or two
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[QUOTE]Originally posted by AaronC: [QB] I have no oil on any threads or on any plugs. Just one fouled out plug that was black. It wasn't wet or oily. Just black, like carbon built up. I do know that cylinders 7-8 are down on cylinder pressure. and haven't checked 1-4 but suspect that 2 and 3 are down as well. Right now I'm suspecting valve springs or rockers but not sure about anything. It seems the consensus is, it's not a head gasket. The coolant level is good and oil is normal, no gas smell or coolant in it. I talked to TheBrain about it since he broke 3 valve springs running a TFS #2 cam. He said his exhaust note changed and sounded very odd as well. He mentioned that his plugs were black like mine. I have the stock springs that the 165's come with but they were shimmed to give more pressure. I'm thinking it's possible that they are giving up and that's what's causing the problem. The rockers seem to be adjusted fine. I watched them work up and down and the movements look normal. Maybe I bent a valve or something. Who knows. I wish I could just see something broken so I can order something better/stronger and get on with it. I'll probably do the springs anyway since I'm gonna get an RPM upper in hopes of carrying power another 200-300 more RPM and shift at 6400 ish. [/QB][/QUOTE]
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