Mechanics

NISSAN ALTIMA CAMSHAFT PROBLEM

2006 Nissan Altima

Im trying to replace head gasket now that im trying to put its back together I get my all my gear line up like they suppose to be and some reason when I started to turn motor on bottom gear motor want turn and it act like cam is stuck so I pull chain off I can turn all camshaft and bottom gear but when I got chain on you can not turn it. Could you tell me what might be wrong?
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Guest
December 13, 2012.



The timing of the valves is wrong and the piston is hitting a valve. You may have bent a valve requiring removing the head again to inspect

Roy

ASEMaster6371
Dec 14, 2012.