Think I made a big boo boo. I put the head on and the exhaust cam isn’t timed correctly. I can’t rotate it to the point where it needs to be. I gotta redo the whole gasket process right? New head bolts?

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1993 e300
1995 e320
1994 e320
2006 s500 4matic
2004 Jeep wj overland
2001 Ducati 748
2004 Honda shadow aero