260 sonic porpising
#21
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Joined: Apr 2009
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From: langhorne pa
wow some great info thanks for everyones input,sydwayz i like what u are saying great info on the hull. i will try your suggestions first and will look into larger tabs maybe k-planes?
with 2 people and full tank it will run between 64-66 mph on gps.would like to pick up some more speed but wanted to figure out tis porpising issue first.
this is my second boat my first was a 88 baja force 235 which i never touched the tabs and was able to trim the drive alot, so i guess i thought this boat would be the same. but this is a diffrent animal. on the sonic i dont trim the drive alot,not as much as i thought i would be able too.
again thanks too everyone
john
with 2 people and full tank it will run between 64-66 mph on gps.would like to pick up some more speed but wanted to figure out tis porpising issue first.
this is my second boat my first was a 88 baja force 235 which i never touched the tabs and was able to trim the drive alot, so i guess i thought this boat would be the same. but this is a diffrent animal. on the sonic i dont trim the drive alot,not as much as i thought i would be able too.
again thanks too everyone
john
#22
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From: langhorne pa
The rocker bottom doesn't help either. I'm running 630 hp with 690 lbs of torque. I have a 26 B1 and a 25 revolution 4. The boats get on plan easier with the revolution prop. It also settles down pretty good at 50 mph cruse. I've called Sonic to see if they every did any R & D with a shorty. They didn't. Thats one thing I want to try this summer.
#24
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Joined: Oct 2004
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From: Upper Chesapeake Bay
I have the same paint and colors. My boat weighed in at 6200 lbs. Best speed 71.6





