I would much rather have them to small than a TINY bit to BIG
Next step is to install and torque the main bearings and see what the I.D. is on all five bearings, same thing on the rods, torque them up and see what the I.D. is and then do the math for oil clearances. I like .0025+ on the rods and .0030 + on the mains
I use the narrow full groove Seal Power truck main bearings and what ever brand rod bearings I have in stock that give me those rods bearing clearances I want, I have been using a lot of King brand rod bearings this past two years