Honda BF50 (5HP), BF5A Outboard Motors Shop Manual 2014, Page 57Get this manual
BF50SF5A CONNECTING ROD SMALL END 10
STANDARD 18.005 mm (0.7089 in) SERVICE LIMIT 18.04 mm (0.710 in)
CONNECTING ROD BIG END 10
STANDARD 30.02 mm (1 .1819 in) SERVICE LIMIT 30.05 mm (1 .183 in)
CRANKPIN 00
STANDARD 29.98 mm1.1803 in) SERVICE LIMIT 29.95 mm (1.179 in)
CONNECTING ROD BIG END OIL CLEARANCE (RADIAL)
1) Clean all oil from the crank pin and connecting rod bearing surfaces2) Place piece of plastigauge on the crank pin, install the con necting rod, and tighten the bolts to the specified torqueSPECIFIED TORQUE: 10-14 Nm (100-140 kgcm, 87-121 inlb) CAUTION: 10-14 Nm (100-140 kg-c:m, 87-121 in-Ib)