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Old 11-06-2022, 03:08 AM   #3
skokie
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Join Date: Oct 2003
Location: San Jose Ca.
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Re: Engine vibration while truck not moving in park

Quote:
Originally Posted by tutone View Post
Before I did all that, I would pull my v belt(s) off then crank it for a minute to make sure it isn't an accesory up front. If your new flex plate is for a sb 400 and externally balanced, it will cause vibration. Believe it or not, I just saw that on a BB this week.
Good suggestion. I will add removing the belts to the list. Also its a 350 not a SB400. It has a 400 turbo tranny in it.

Thanks!!
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