It is a large counterweight on the front of the crank just inside the oil pan. If it is in the down possition the pan hangs up on it makeing it impossible to get the pan off with the engine in the truck. If it is in the down possition turn the engine till it is positioned up in the upper part.


They say money can't buy happiness. It can buy old Chevy trucks though. Same thing.
1972 Chevy c10 Cheyenne Super
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