Search found 2 matches

by Luca
Jul 23rd, '24, 02:14
Forum: General Discussion
Topic: Mercruiser 7.4 MPI Consumption and range
Replies: 3
Views: 631

Re: Mercruiser 7.4 MPI Consumption and range

Hi Francesco, thank you for your help. At 3000 rpm I'm around 23 knots and fuel consumption should be around 80/90 lt/hr. I've calculated a conservative 4 liter/Nm... The problem is if I get big sea and I have to throttle back to 2800 rpm that means 19 Knots, in this case I think that the liters /Nm...
by Luca
Jul 22nd, '24, 08:32
Forum: General Discussion
Topic: Mercruiser 7.4 MPI Consumption and range
Replies: 3
Views: 631

Mercruiser 7.4 MPI Consumption and range

Hello everybody, pleasure to be here on the forum. I have a 1976 Bertram 31 with 2002 Mercruisers MPI 350 hp. I'd like to understand what is the best cruising speed (how many rpms?) and what is the maximum range. I need to go to Napoli from Sardinia stopping in Ponza island (155 Nm + 45 Nm). So from...