What is this?

Iowa 409 Guy

Well Seasoned Member
Supporting Member 11
Yup, I'm with Don,...... extra weight.
Yep, they look pretty heavy......:laugh2 I suppose they are dual purpose. To keep the engine from sliding fore and aft and to line up the trans with the driveshaft tunnel??? It might be easier to just use washers as opposed to finding comparable shims after doing a search.