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clearance for engine box
Posted: Apr 23rd, '09, 08:40
by matt
Im ready to fab the motor boxes for my bertram 28. Wondering what the minimum clearance I can get away with between the exhaust riser and the frp box? Any ideas on the max temp on the riser? Motors are Yanmar 4lhstp
thanks in advance
Posted: Apr 23rd, '09, 12:44
by Bruce
Wet or dry risers?
Posted: Apr 23rd, '09, 13:07
by matt
Bruce, Im raising the height of the boxes so I plan on coming out of the motor dry then putting in a mixer on the down slope to the muffler.
Thanks,Matt
Posted: Apr 23rd, '09, 21:35
by scot
Leave room for sound damping insulation. Even if your not installing it now, you may opt for it later.