Thread: 1978 23 sceptre inboard speed
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Old 09-24-2008, 10:11 PM
MarkR MarkR is offline
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Join Date: Mar 2003
Location: Cohasset, Ma
Posts: 94
Default Re: 1978 23 sceptre inboard speed
Mine is a '75 Sceptre inboard, Marine Power 350 - 4B Carb 260HP

16 x 16 cupped

2700rpm - 20knts (most economical cruise - I think)
4000rpm - 30knts
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