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7.3 engine vibration

768 views 0 replies 1 participant last post by  trogr 
#1 ·
97 7.3 370000.miles oil changed 500 mi ago. has engine vibration that is getting worse. always present but more at 1800 rpm. just started vibration about 2000 mi ago. runs fine . no loss of power. no smoke. I fear a main bearing or something. any ideas. please help, cannot afford a disaster now
 
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