240 Sundeck Thread - Questions and Answers

Well, sort of......but what they did it in also added about 500# plus about another 200# for their version of bigger power so it's a a wash.

I think I've still got them beat, but only because they have more sense than me. :lol:

The old 270 SD has almost identical dimensions to the 240SD; is a bit heavier and can be had with teh 496MAG and is faster than the 240SD when equipped so ... so to me the 270SD is kinda the hi-po 240 SD

I'm not sure I'd consider 1000+ pounds dry "a bit heavier" though. :D Just talking top speed, on a good day it's about about the same as a 240 with a 6.2 comparable loaded at best. I'm not sure I'd call any Sundeck, high performance though. They're incredible in big water and overall ride and handling and personally I think the 240's layout is a lot more efficient (probably the best of any boat within 3' of this size), but big old heavy tubs. :D

I think the 260 is pretty much the same boat as the 240. The dimensions are the same, but they count the swim platform. The reason being is because the swim platform on the 260 is an actual extension of the boat, unlike the 240, the swim platform is the same width and is level with the boat, no step down, a little bigger. That's why I alway hang out in this thread.

As for the 240 has the best layout, that's a personal preference. What most people dont know is that The 260 has the same layout, but as I said before, the swim platform is bigger, probably where some of the increase in weight comes from. Also better designed anchor hatch. Something is different with the bow area, the 260's have 2 poles for the cover, maybe it's slightly wider and I know it's taller. The bar area is better laided out, again, just my opinion. All the cushions are on hinges, so don't have to worry trailing with or with out the covers so my cushions don't fly out. Taller head, taller bow area, which I love because it makes the area feel more sercure, especially with kids up front. Our bays here get very rough so the 500lbs are definitely welcomed...

I don't think the added weight washes out the added power, just like you said, it's the torque. I load the he'll out of this boat, definitely more than I should and powers on plane amazingly. they put this same motor in the 29's and 30's which is 3k more weight.

One thing I do like about the 240 is the self bailing floor. I think Because of the different bar and stair setup, it puts the floor drain too far back and low to the water line.
 
I think the 260 is pretty much the same boat as the 240. The dimensions are the same, but they count the swim platform. The reason being is because the swim platform on the 260 is an actual extension of the boat, unlike the 240, the swim platform is the same width and is level with the boat, no step down, a little bigger. That's why I alway hang out in this thread.

As for the 240 has the best layout, that's a personal preference. What most people dont know is that The 260 has the same layout, but as I said before, the swim platform is bigger, probably where some of the increase in weight comes from. Also better designed anchor hatch. Something is different with the bow area, the 260's have 2 poles for the cover, maybe it's slightly wider and I know it's taller. The bar area is better laided out, again, just my opinion. All the cushions are on hinges, so don't have to worry trailing with or with out the covers so my cushions don't fly out. Taller head, taller bow area, which I love because it makes the area feel more sercure, especially with kids up front. Our bays here get very rough so the 500lbs are definitely welcomed...

I don't think the added weight washes out the added power, just like you said, it's the torque. I load the he'll out of this boat, definitely more than I should and powers on plane amazingly. they put this same motor in the 29's and 30's which is 3k more weight.

One thing I do like about the 240 is the self bailing floor. I think Because of the different bar and stair setup, it puts the floor drain too far back and low to the water line.

You quoted all my comments about the 270 in and replied about the the 260 which is confusing. :lol:

The only comment I made directly about the 260 was in regards to the 496 being available in it. And what I meant by wash is that it takes extra power to move more weight an in this case the 260 has about 700# more weight. Put the same power in each boat and they'll likely perform differently. The extra power of the 496 compensates, at least in part, for the extra weight so you still have the same performance in comparison to the 240. I don't know much else about the 260, but 270 is a much closer comparison to the 240 and that's what the rest of my comments were to.

To put the 3 side by side, 240 with the 6.2, 270 with the 496HO and the 260 496, from coming on plane to cruise to mid-range acceleration to top speed is likely about the same. I'd think each would be bumping 50 MPH top end and have no problem coming on plane. If they kept a similar hull design with the 260, it's an incredible "pop out of the water" hull, even when loaded. I know I've surprised a lot of people, even when it was stock.
 
I just realized, I show back up and the thread dies! I'm getting a complex! :lol:
 
I just realized, I show back up and the thread dies! I'm getting a complex! :lol:

Just because you are paranoid does not mean they are not out to get you......:smt043:lol::smt043
 
You quoted all my comments about the 270 in and replied about the the 260 which is confusing. :lol:

The only comment I made directly about the 260 was in regards to the 496 being available in it. And what I meant by wash is that it takes extra power to move more weight an in this case the 260 has about 700# more weight. Put the same power in each boat and they'll likely perform differently. The extra power of the 496 compensates, at least in part, for the extra weight so you still have the same performance in comparison to the 240. I don't know much else about the 260, but 270 is a much closer comparison to the 240 and that's what the rest of my comments were to.

To put the 3 side by side, 240 with the 6.2, 270 with the 496HO and the 260 496, from coming on plane to cruise to mid-range acceleration to top speed is likely about the same. I'd think each would be bumping 50 MPH top end and have no problem coming on plane. If they kept a similar hull design with the 260, it's an incredible "pop out of the water" hull, even when loaded. I know I've surprised a lot of people, even when it was stock.
I didn't do it often but a couple times had my 270SD up to 58mph. A 525hp Nordic Heat wanted to race one time and I could beat him out of the hole up to the low 30's, then of course he went blasting by me. He was very suprised at how fast the 270 got out of the water.
 
Any one ever wonder what a sun deck would look like with a radar arch on it.
 
Water Temp Problems

Hi,

My 2007 240 seems to be having a Water temp problem. She was running at 165 at the beginning of the season and the dropped to between 100 and 135. We tried 3 Thermostats. My Mechanic spoke to searay and they concluded that there was corrosion around the Thermostats housing, so replaced that. Now the Temp goes to about 153 but no higher,,,, its crazy and they dont know why. During the process they also replaced the water pump for some unknown reason, which seems to be pushing more water then before... so maybe thats why... I just dont know and neither do they.... any ideas or comments. Is 150 a problem?

THanks
Les
 
I didn't do it often but a couple times had my 270SD up to 58mph. A 525hp Nordic Heat wanted to race one time and I could beat him out of the hole up to the low 30's, then of course he went blasting by me. He was very suprised at how fast the 270 got out of the water.

I assume that's by speedo? Unless you got really lucky and the motor is making a lot more power.

A friend is a Nordic dealer so I have several friends with them, including a one with 28 Heat with a 525. They're slightly lighter than my 240 but obviously the hull is just a tad different :grin: but his will run mid 70's. With a 496 I always teased him about his being as fast as a Searay. :lol: But he had some bad luck with a Raylar kit(s) and finally bought a 525 take out. He's getting out of boating for a while so it's for sale.

Another friend has one with a SC555 with a pulley keeping it in the <900HP range. I don't tease him. LOL
 
Re: Water Temp Problems

Hi,

My 2007 240 seems to be having a Water temp problem. She was running at 165 at the beginning of the season and the dropped to between 100 and 135. We tried 3 Thermostats. My Mechanic spoke to searay and they concluded that there was corrosion around the Thermostats housing, so replaced that. Now the Temp goes to about 153 but no higher,,,, its crazy and they dont know why. During the process they also replaced the water pump for some unknown reason, which seems to be pushing more water then before... so maybe thats why... I just dont know and neither do they.... any ideas or comments. Is 150 a problem?

THanks
Les

Depends on what thermo was put in it. Mine will run about 170* all day long and even running WOT and will only creep just over. I'd say the full range might be 170-175 on the extreme side.

Could it have had a 140* thermo put in it? It may be running pretty rich if it's being kept that cool.
 
Prices

We are interested in a 05-07 model with atleast the 350 mag BIII. We have located an 06 with tower, dual axle matching trailer and thru exhaust with less than 200 hours. online it looks new. it is listed at 43,995. what would be a good negotiation starting point? It is hard to put in the right options on NADA. I have some friends that got an 06 2 years ago with same options and less hours - thru exhaust for 36k, no trailer. I know a dual axle trailer runs almost 4k. so I'm thinking of starting and offer at 39k. thanks for any information. first time owner coming.
 
That seems pretty high for an '06. My previous boat was an '08 240SD -- I paid $50k for it brand new in '08 without the trailer. Just curious, why are you stopping at '07's? 2008-2009 were the same style and I can't imagine they are that much more than the '07's.
 
they are at 41.5 now. first there are not many down here in texas. most have been run in the Gulf. this is the cleanest one right now, 1 owner fresh water I've found in the last month or so. Most of them are running in the 40s. there is an 07 down at the coast that is listed for 45 wo trailer and and 08 for 52 wo trailer. I've seen the 07 and it not pretty.
 
Has anyone installed some sort of storage rack in the head compartment? We have a 2011 240SD that has a nice bit of room in the head, and we would like to install some sort of shelving or netting on the walls, but they are padded, so we weren't sure how to go about it. Ideas?
 
Great question! I'm actually considering the same thing. I have actually removed the head as we have no use for it. Which means there is a ton of storage. I'm trying to figure out the best way to actually install anything on those walls...
 
Just hit 100 hrs in our 240 SD this weekend. First time in the water this year and went on a 5 hr cruize.
 
If you figure something out, please share!

Speaking of hours, we just got our boat last July, brand new, and are approaching 70 hours already. I expect to hit 200 easily by the end of this season. Had her out today, needed to take her to the dealer for some warranty work--leaking gear lube. I love having a warranty! But I hate having problems. Luckily, it hasn't caused any problems, but we end up needing to add lube every time we go out, and too much of it. Something is leaking somewhere. I hope we can get her back by the weekend, supposed to be another lovely Sunday. But wow, the lake is super nice mid-week. It's about a 30 minute ride from our marina to the dealer, and I saw maybe a dozen boats the whole way down.
 
Re: Water Temp Problems

Looking at a couple of 2005 240 Sundecks, one about 140 hrs. 350 mag, ski tower, nice boat with trailer, he wants 35. Other is also an 05, less than 80 hrs. no trailer, full camper canvas, 350 mag. He is at 39, how does these compare with what the boat has been selling for. Both in exc. condition. I only need a trailer once a year, I like to do my on maintenance and pull the boat to do it, does Marine Max ever loan trailers, big dealership near me. Thanks
 

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