Honda BF20A-BF25A, BF25D-BF30D Outboard Motors Shop Manual., Page 123Get this manual
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HONDA BFSOAeSSA
PISTON PIN O.D[
STANDARD 13.994- 14.000 rnm (0.5509- 0.551 in)
SERVICE LIMIT 13.97 mm (0.550 in)
CONNECTING ROD SMALL END
STANDARD 14