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Jeckler 01-02-2018 07:04 PM

Repower question
 
Hi all.Happy New Year. I am looking for advise on repowering 1985 23 ft cc. Reg. transom. No bracket.Currentlly running a pair of 150 Evinrude 2 strokes.. They run great but it's time. Two 4 strokes to heavy. Thinking about single 250hp . Not sure if Ill be happy after running twins. Any input would be appreciated. Thanks

DonV 01-02-2018 09:07 PM

Now you're talking!! Your wallet will thank you for a single 250 to 300 hp four stroke vs. most any twins! And your boat's performance will be very happy!

kmoose 01-03-2018 08:15 AM

Less drag, less maintenance cost, less fuel and with the stellar reliability of modern outboards you won't need to worry about a thing. My last 250 4 stoke lasted 11 years of offshore trips without a hitch and is probably still providing service in Mexico.

joshmon71 01-03-2018 12:09 PM

i am on 12 years of a 2005 Verado. I maintain it mostly myself meticulously. You may need to consider a postive float bracket with a heavy 4s and as much weight forward. maybe not though. def trim tabs. many factors. My boats prior owner moved the 130 gallon gas tank forward right up against the bow in deck hatch/hold (not the raised deck but immediately down from that so 2nd hatch/hold really). and my 2 batteries are under the console which helps...

But yeah single 4s > twins all day long. and sea tow in case.

manitunc 01-04-2018 10:37 AM

I run a single 250 Merc Optimax Proxs on my 25 Rampone. 3.0 mpg at cruise of 34mph, top speed of 46mph. Lighter than any 4 stroke and better hole shot. Plus they cost less. Put 2200 hours on my last one, and have 850 on this one with no issues on either. It would be perfect for a 23 Seacraft.

caboman22 01-04-2018 03:47 PM

I Repowered my 1974 23SF with a F300 Yamaha and raised the transom to 30". Had a custom 120 gallon fuel tank made then mounted the batteries and UFlex power assist steering under the console. Haven't ran it yet still finishing final rigging and prep. Can't wait to see what she does. Good luck!!

Eric B 01-04-2018 04:31 PM

My first choice was to go with twin 150 4 strokes on a raised 30" transom. The guys at Suzuki told me flat out I was wasting my money and should just hang a 300 on there. 250 hours later and I have had zero trouble with it except the time my 15 year old son popped off the kill switch by accident in the tower and attempted to give me a heart attack until I figured it out......

gofastsandman 01-04-2018 08:04 PM

Quote:

Originally Posted by Jeckler (Post 255588)
Hi all.Happy New Year. I am looking for advise on repowering 1985 23 ft cc. Reg. transom. No bracket.Currentlly running a pair of 150 Evinrude 2 strokes.. They run great but it's time. Two 4 strokes to heavy. Thinking about single 250hp . Not sure if Ill be happy after running twins. Any input would be appreciated. Thanks

What year are the rudes and where are you located?

Skiblet 01-05-2018 01:06 PM

Sandy,

Are you looking for a pair of Rudes? I might be getting rid of mine.

Jeckler 01-13-2018 10:12 AM

No. The motors I have now run great.

Jeckler 01-13-2018 10:13 AM

My motors are 1996. Not a ton of hours. I'm near Atlantic City.

Jeckler 01-13-2018 10:20 AM

Thank you all for your input. Putting a single 250 or 300 I'll be loosing weight. There is not much choice without altering transom. And that wont happen because I am a guy who likes to keep toys original. Now its just deciding between Merc and Yammy

joshmon71 01-19-2018 02:46 PM

they dont like to tell ya, but the only difference between a Verado 200 to 300 (or in between) is the PCM (computer module). i sourced an OEM 275 PCM for my 250HP, believe it may need re-calibrating to DTS shifter I dont recall with, if it did the tech did it in under 5 minutes, basically unplugged plugged maybe 2 minute calibrate and boom! did have an off duty tech help me, dont recall if he did any programming think so he borrowed something from the dealer. you can check out screamandfly, simon motorsports,veradoclub etc. they have the scoop. Simon also re-calibrates PCMs if send in, maybe other shops also. i did it off warranty of course. dealer freaked on me when i asked them when warranty ended to assist, their final response was you would violate EPA emissions direct verbatim from merc ha ha. 7-8 years zero issues. you cant mix Gen1 and Gen2 PCM computers though. nice thing with supercharged engines out of the factory :). programming is the only difference in HP. same blocks. the lower units now are brick sh*t houses, if buying real old like mine double check they have the newer unit...

really cant go wrong with any modern OB these days...

signed,

Merc Verado Lover

csnedeke 02-12-2018 08:28 PM

Quote:

Originally Posted by caboman22 (Post 255615)
I Repowered my 1974 23SF with a F300 Yamaha and raised the transom to 30". Had a custom 120 gallon fuel tank made then mounted the batteries and UFlex power assist steering under the console. Haven't ran it yet still finishing final rigging and prep. Can't wait to see what she does. Good luck!!

Curious how the performance is with this and economy. Considering hanging a 300 on my restored 1972 23cc

caboman22 02-15-2018 06:31 PM

Quote:

Originally Posted by csnedeke (Post 256226)
Curious how the performance is with this and economy. Considering hanging a 300 on my restored 1972 23cc

Me too!! It's been like Christmas day when mom and dad say off to Grandma's house playtime is later ...
Soon enough splash time...

Joe R 02-16-2018 11:19 AM

Quote:

Originally Posted by caboman22 (Post 256313)
Me too!! It's been like Christmas day when mom and dad say off to Grandma's house playtime is later ...
Soon enough splash time...

Pat...you working AC, if so I will see you there...

Joe R.
21 SeaCraft
1998 / 200 Optimax
Susie 2

caboman22 02-16-2018 03:32 PM

Quote:

Originally Posted by Joe R (Post 256327)
Pat...you working AC, if so I will see you there...

Joe R.
21 SeaCraft
1998 / 200 Optimax
Susie 2

Hey Joe,
I’ll be there see you in a few weeks!


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