Honda BF115A, BF130A Outboard Motors Shop Manual., Page 443Get this manual
HONDA BF115AmBF130A
Calculate the outboard shaft length requirementMatch the appropiate outboard shaft length to your boat transom heightWhen mounting dual engines on "V" bottom boats, the outboard installation height range is in (0 25 mm)-
Shaft Lenath Long
Outboard Transom Heiaht
21-118 in (537 mm)
Workable Boat Transom Heiaht 20-316
(512 537 mm)
Extra long