Connecting Rod Bearing

Connecting rod bearings
Clearance to crankshaft 0.028-0.066 mm (0.001-0.0025 in.)
Bearing wall thickness (std.) c 1.503 mm (.059 in.)
Main bearings
Clearance to crankshaft-desired 0.025-0.045 mm 0.0009-0.0017 in.)
Clearance to crankshaft-allowable 0.025-0.050 mm (0.0009-0.0019 in.)
Bearing wall thickness-grade 1 2.497 mm (0.0983 in.)
Bearing wall thickness-grade 2 2.501 mm (0.0985 in.)
Bearing wall thickness-grade 3 2.505 mm (0.0986 in.)

c 0.250 mm Undersize-Add 0.125 mm to standard or grade 2 thickness.