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Crank specs

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straight out of the book:
Crankshaft and connecting rods
connecting rod big end to crankshaft side clearance: 0.10-0.25mm
connecting rod bearing oil clearance : 0.02-0.005mm
crankshaft main bearing oil clearance : 0.02-0.04mm
crankshaft pin outside diameter : 44.980-44.995mm
crankshaft journal outside diameter : 56.980-56.995mm
out of roundness of jearnal an pin : 0.015mm
taper of jearnal and pin : 0.005mm
end play : 0.05-0.18mm
 
My mains are 57.63784mm. it's a 7 bolt engine. Did they have different size mains then the 6 bolt?

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