9
For twin engine installation you may use the following procedure: (Minimum engine center-line distance is
686 mm/27 in.)
(1) Following the horizontal line from chine to chine, mark the line at 343 mm (13.5 in.) on both sides of the
previously established single engine vertical center-line.
(2) Following the horizontal line from strake to strake, mark this line also at 343 mm (13.5 in.) on both sides
of the vertical center-line.
(3) Align a straightedge with these two sets of marks and draw the vertical center-line for a twin engine
installation.
(4) Drill mounting holes as in a twin engine installation.
NOTE:
Do not drill engine top mounting bolt holes higher than 25.4 mm (1 in.) below top edge of actual boat tran-
som.
Chine
Strake
343 mm
(13.5 in.)
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