Gas Engines/Transmissions

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New Users - Please Read

Last post by CYO Admin « February 6th, 2013, 7:49 am
Posted in Introduce Yourself!

by CYO Admin » February 6th, 2013, 7:49 am » in Introduce Yourself!

CYO is a family friendly, spam free forum. Any posts deemed inappropriate, containing personal attacks and/or bashing/slamming a person or company...

0 Replies

133959 Views

Last post by CYO Admin View the latest post
February 6th, 2013, 7:49 am
Welcome to CarverYachtOwners.com!

Last post by Viper « November 11th, 2025, 5:34 pm
Posted in Introduce Yourself!
Replies: 357
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by CYO Admin » January 30th, 2013, 9:07 am » in Introduce Yourself!

Welcome to CarverYachtOwners.com!

It's always confused me as to why no one ever started a carver specific message board, so here it is.

I hope you...
357 Replies

1311684 Views

Last post by Viper View the latest post
November 11th, 2025, 5:34 pm

Topics

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Last post

8.1 Volvo Gi throttle issue

Last post by bud37 « July 17th, 2021, 1:37 pm
Replies: 1
by Coastal Escape » July 16th, 2021, 12:15 pm

2006 396 MY with Volvo 8.1 Gi won’t throttle up past idle on the port engine. I swapped out the throttle body from the starboard engine and still had...

1 Replies

1344 Views

Last post by bud37 View the latest post
July 17th, 2021, 1:37 pm
idle issue

Last post by mjk1040 « July 12th, 2021, 4:08 am
Replies: 9
by megbert » June 16th, 2021, 8:59 pm

I have a 1997 Voyager 320 with twin 350 Crusaders at about 870 hours each, twice this year, upon starting, port engine started at 1300 rpm and would...

9 Replies

3378 Views

Last post by mjk1040 View the latest post
July 12th, 2021, 4:08 am
Cooling Issue Crusader 454 XL

Last post by Viper « July 6th, 2021, 7:13 pm
Replies: 3
by 390Express » June 30th, 2021, 2:37 pm

Apologies for the duplicate post, posted in gen maintenance, probably better suited here:

Boat is a 1996 390 Express, complete closed cooling, only...

3 Replies

2212 Views

Last post by Viper View the latest post
July 6th, 2021, 7:13 pm
Hot water issue

Last post by Jean-Pierre « July 3rd, 2021, 9:33 pm
Replies: 29
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by Jean-Pierre » May 28th, 2021, 10:32 am

Hello !
1992 Carver 28 Raw water cooling. bought boat last fall. I noticed while under way that I had no hot water from faucet, I got hot water while...
29 Replies

6722 Views

Last post by Jean-Pierre View the latest post
July 3rd, 2021, 9:33 pm
3607 1989 starboard transmission failure need repair options

Last post by Cheers4227 « July 2nd, 2021, 12:24 pm
Replies: 10
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by stutting » June 14th, 2021, 7:20 pm

Coming back from Nashville to Iowa, I made if to chester Illinois mm 110 limping on one motor. I have lost the starboard transmission. It does not...
10 Replies

5090 Views

Last post by Cheers4227 View the latest post
July 2nd, 2021, 12:24 pm
Oil change with vacuum

Last post by Phrancus « July 1st, 2021, 5:10 am
Replies: 6
by KandJ72 » June 29th, 2021, 8:45 pm

I know I’m kinda the odd-man out here at times due to the boats age and the fact we have Ford based PCM engines. So here’s my head scratcher. I...

6 Replies

1779 Views

Last post by Phrancus View the latest post
July 1st, 2021, 5:10 am
Run on 2 batteries or one

Last post by km1125 « June 30th, 2021, 5:33 pm
Replies: 9
by KandJ72 » June 23rd, 2021, 7:35 pm

Okay so I was able to get my hands on a owners manual for the era of the boat (some revisions are '78) from Carvers archives.
The manual states to...

9 Replies

2274 Views

Last post by km1125 View the latest post
June 30th, 2021, 5:33 pm
1996 370 AC

Last post by Viper « June 29th, 2021, 9:33 pm
Replies: 3
by hkyplr18 » June 28th, 2021, 3:31 pm

I've tried to search the forum to answer this with no luck but what is the process for removing an engine in these aft cabins? I am looking at a 96...

3 Replies

1458 Views

Last post by Viper View the latest post
June 29th, 2021, 9:33 pm
Cool Fuel system

Last post by Viper « June 24th, 2021, 7:22 pm
Replies: 7
by Artswarlock » June 20th, 2021, 11:26 pm

My 2001 404 CPMY with a 7.4 Mercruiser developed a water leak and it seems the fitting on the fuel cooler drain plug has come off. I found it in the...

7 Replies

2724 Views

Last post by Viper View the latest post
June 24th, 2021, 7:22 pm
Borg-Warner V Drive

Last post by ColRon « June 23rd, 2021, 9:44 pm
Replies: 7
by Agriman » June 21st, 2021, 1:27 pm

Can someone tell me if my V Drive is water cooled via a pump/propeller or by scupper under the hull? My starboard Drive is showing 98 degrees after a...

7 Replies

2872 Views

Last post by ColRon View the latest post
June 23rd, 2021, 9:44 pm
Alternator Replacement

Last post by KandJ72 « June 23rd, 2021, 6:23 pm
Replies: 1
by mvpacificrose » June 19th, 2021, 10:41 pm

My attempt to upgrade my system to Balmer's was a failure do to mainly the high cost. So now I'm going down the path of installing new DELCO MARINE...

1 Replies

1094 Views

Last post by KandJ72 View the latest post
June 23rd, 2021, 6:23 pm
Warner or Walter drives

Last post by KandJ72 « June 21st, 2021, 11:14 am
Replies: 8
by KandJ72 » November 22nd, 2020, 12:33 am

Trying to figure this out. By going with PleasureCraft engine plate(s) in our '76 Mariner '33 it appears I should have counter rotation 351 (5.8 std)...

8 Replies

2246 Views

Last post by KandJ72 View the latest post
June 21st, 2021, 11:14 am
3607 Carver 1989 18,500Lbs - how far driving on one engine?

Last post by km1125 « June 18th, 2021, 10:34 am
Replies: 12
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by stutting » June 16th, 2021, 9:09 am

I wanted to start another subject as I am considering getting the boat to a marina that can do my repair. I need to do a 50 mile up the Mississippi...
12 Replies

4059 Views

Last post by km1125 View the latest post
June 18th, 2021, 10:34 am
Kohler 7.5R generator burns up impellers?

Last post by VicB « June 14th, 2021, 12:39 pm
Replies: 4
by VicB » June 13th, 2021, 1:26 pm

I have a 7.5R Kohler gasoline generator in my 88’, 3807. Last spring on first startup, I smelled rubber. Raw water impeller disintegrated. I’m...

4 Replies

2170 Views

Last post by VicB View the latest post
June 14th, 2021, 12:39 pm
220 crusader engine dies and won’t restart

Last post by bud37 « June 4th, 2021, 9:11 am
Replies: 8
by Carver Cruiser » May 28th, 2021, 6:22 pm

I’ve got a 1984 Carver Mariner twin crusader engines 220’s
Last year my starboard engine would cut out every now and then but it would restart this...

8 Replies

2720 Views

Last post by bud37 View the latest post
June 4th, 2021, 9:11 am
Freeze plug is gone. Water in oil.

Last post by Midnightsun « June 2nd, 2021, 2:13 pm
Replies: 19
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by CptBacardi » May 26th, 2021, 6:22 pm

Had a hard freeze. 1989 454. I verified the middle freeze plug is gone and water shoots out of the hole. Oil looks like milk. Am I screwed?
19 Replies

7690 Views

Last post by Midnightsun View the latest post
June 2nd, 2021, 2:13 pm
1989 454 (7.4) no water

Last post by CptBacardi « May 19th, 2021, 7:01 pm
Replies: 43
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by CptBacardi » April 25th, 2021, 8:50 am

Hey fellas, I just swapped the impeller and the port engine still isn’t flowing water out the exhaust. The hose going into the impeller housing was...
43 Replies

9866 Views

Last post by CptBacardi View the latest post
May 19th, 2021, 7:01 pm
Floscan/Twinscan

Last post by tonyiiiafl « May 15th, 2021, 7:00 pm
Replies: 9
by tonyiiiafl » May 11th, 2021, 7:58 pm

I have a twinscan fo my twin 454 carved engine. It is about 5 years old. One side works great, the other side does not root GPH. The gauges does its...

9 Replies

2525 Views

Last post by tonyiiiafl View the latest post
May 15th, 2021, 7:00 pm
Fan cooled oil cooler for Walter v-drive

Last post by ColRon « May 7th, 2021, 9:19 pm
Replies: 6
by Fireriders » May 6th, 2021, 9:16 pm

Hi all and a question about Walter V-drive. My cooling system on the V-drive is shot. Cover is corroded so bad it pisses out water all around the...

6 Replies

2613 Views

Last post by ColRon View the latest post
May 7th, 2021, 9:19 pm
Gas Genset availability?

Last post by dlldxb « May 2nd, 2021, 11:27 am
Replies: 8
by dlldxb » April 22nd, 2021, 2:28 am

Hi

I have a 1999 350 Mariner. On this haul out, decided it was time to replace the old Kohler 6.5 (never ran right or for very long) with a...

8 Replies

2285 Views

Last post by dlldxb View the latest post
May 2nd, 2021, 11:27 am
Prop Shaft Coupling Removal

Last post by Viper « May 2nd, 2021, 10:00 am
Replies: 11
1

2
by sailcail » October 7th, 2019, 10:54 am

I’m looking for advice on removing the shaft couplings on a 2002 366 Aft Cabin. I need to remove the couplings to replace the shaft seals. The boat...
11 Replies

6931 Views

Last post by Viper View the latest post
May 2nd, 2021, 10:00 am
Different shaft rotational resistance

Last post by Superg « April 29th, 2021, 12:35 am
Replies: 4
by Superg » April 17th, 2021, 9:43 pm

The port prop shaft in my 1985 3207 with crusader 270s offers more resistance to turning than the starboard shaft. The starboard shaft rotates quite...

4 Replies

1533 Views

Last post by Superg View the latest post
April 29th, 2021, 12:35 am
Fuel Pressure Tester Help - Schrader Valve Size?

Last post by edw « April 25th, 2021, 8:13 am
Replies: 3
by Erntster » April 23rd, 2021, 6:54 pm

2000 Mercruiser 350 Mag MPI Horizon, MEFI 3 - Serial #OL394802
I’m trying to connect a fuel pressure tester to the schrader valve on the front/end of...

3 Replies

2341 Views

Last post by edw View the latest post
April 25th, 2021, 8:13 am
velvet v drive transmission fluid change on mercruiser 350

Last post by BillC « April 18th, 2021, 6:46 pm
Replies: 16
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by BillC » March 7th, 2021, 1:08 pm

First time ATF change any pointers? Can I get all the fluid out with a suction type pump? Can I refill the fluid through the dipstick hole? Anything...
16 Replies

7461 Views

Last post by BillC View the latest post
April 18th, 2021, 6:46 pm
2005 41 CMY Volvo Gi

Last post by Steve2020 « April 16th, 2021, 4:49 pm
Replies: 4
by vickyb » April 13th, 2021, 12:55 pm

Hello All,

Wondering if anyone has any recommendations on ideal plane RPM. What could be an expected speed at that RPM

Thanks

4 Replies

1723 Views

Last post by Steve2020 View the latest post
April 16th, 2021, 4:49 pm

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