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					Originally Posted by blykins  Picked up block yesterday and knocked in the cam bearings.  Started a little prep work today.     
Here's an area that needs to be addressed on every Dart block I've used:  
   
The counterweight on the crank will inevitably rub one of the oil  passages going to the #4 main bearing and sometimes on #2 and #3.  I usually slather the whole area with a Sharpie marker and I get a good witness mark.  Then comes the die grinder...
 
More to follow... | 
	
 So that was the clanking noise I heard on my previous engine. 
Eventually went away!