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

109164 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

1118874 Views

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

Topics

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Last post

Port engine spooling up slower than starboard.

Last post by Viper « March 17th, 2017, 12:03 pm
Replies: 5
by Tomion » March 12th, 2017, 11:54 pm

My Carver 444 Cummins 370 port engine is spooling up slower than Starboard engine after reaching 2000 rpms. The port engine start coming up to full...

5 Replies

2536 Views

Last post by Viper View the latest post
March 17th, 2017, 12:03 pm
Kohler generator overheat after coolant replacement.

Last post by km1125 « March 1st, 2017, 1:49 pm
Replies: 3
by Tomion » February 7th, 2017, 4:08 pm

I recently changed my impellar on my Kohler 10 EOZD genset with Yanmar engine. I also changed the coolant hoses and cleaned out heat exchanger. I...

3 Replies

2980 Views

Last post by km1125 View the latest post
March 1st, 2017, 1:49 pm
V-Drive Slipping

Last post by Capt Happy « February 23rd, 2017, 8:07 pm
Replies: 3
by Capt Happy » November 3rd, 2016, 3:29 pm

Good Day All,
Hope everyone's season was a good one.

When transiting to our winter storage area, the St'bd drive seemed to be surging when placed in...

3 Replies

1654 Views

Last post by Capt Happy View the latest post
February 23rd, 2017, 8:07 pm
Suggested maintenance if previous records incomplete

Last post by Midnight Sun « February 21st, 2017, 8:14 am
Replies: 24
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by dsolo » February 18th, 2017, 5:01 pm

I have twin 1997 5.7 EFI Crusader engines with Velvet transmissions. Engines have enclosed cooling. There are 525 hours on them. Maintenance records...
24 Replies

6450 Views

Last post by Midnight Sun View the latest post
February 21st, 2017, 8:14 am
Carver 3697 transmission

Last post by Viper « February 18th, 2017, 9:45 pm
Replies: 4
by zedaffair » February 16th, 2017, 4:56 pm

Hi, does anyone know what transmission/V drive assembly is in a 1988 Carver 3697? Can't make it out to the boat to check but need the information....

4 Replies

1821 Views

Last post by Viper View the latest post
February 18th, 2017, 9:45 pm
Idle air control and tps sensors

Last post by bud37 « January 30th, 2017, 12:12 pm
Replies: 11
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by bud37 » December 18th, 2016, 6:08 pm

After replacing one or both of these sensors , is there a procedure to tell the ecu ( mefi 3-4 ) it has a new sensor like key on switching etc or are...
11 Replies

5305 Views

Last post by bud37 View the latest post
January 30th, 2017, 12:12 pm
PleasureCraft 351 Replacement Dipstick and tube

Last post by Mariner04008 « January 29th, 2017, 11:11 pm
Replies: 3
by Mariner04008 » January 29th, 2017, 9:24 pm

Hi guys! Last season I noticed a crack in my port dipstick tube. I tried to fix it but made things worse. Long story short I ended up brazing the...

3 Replies

1823 Views

Last post by Mariner04008 View the latest post
January 29th, 2017, 11:11 pm
Fuel filter change

Last post by cpoint « November 30th, 2016, 1:15 am
Replies: 62
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by crquisto » May 12th, 2016, 7:19 pm

My 406 with 7.4 MPI's has fuel filters mounted lower than the fuel in the fuel tanks. Can I just turn fuel valves off to avoid a fuel spill in the...
62 Replies

19881 Views

Last post by cpoint View the latest post
November 30th, 2016, 1:15 am
Port Engine Fluttered?

Last post by Viper « October 29th, 2016, 4:43 pm
Replies: 1
by mjk1040 » October 29th, 2016, 1:39 pm

1998 Fresh water cooled Crusaders, 7.4L XLI's @ 600 hours
The last evening booze cruise my port engine faltered. We were cruising
around 1800 and she...

1 Replies

1308 Views

Last post by Viper View the latest post
October 29th, 2016, 4:43 pm
2000 Carvr 396MY w/7.4MPI Merruisers

Last post by mjk1040 « October 24th, 2016, 3:55 pm
Replies: 13
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by johnsearay » September 10th, 2016, 1:10 pm

Have a 2000 Carver 396 MY with 7.4MPI mercruisers with only 276/296 hours on the engines.
On the original sea trial for purchase, she would only turn...
13 Replies

4164 Views

Last post by mjk1040 View the latest post
October 24th, 2016, 3:55 pm
WOT 24-26mph @4000rpm

Last post by hausherrs « October 10th, 2016, 1:11 pm
Replies: 19
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by hausherrs » September 27th, 2016, 2:56 pm

I have 1996 400 with the 454XLi. They run well, no known problems.

I wanted to bounce a couple things off of the list.

1) WOT is 4000 RPM and...
19 Replies

5260 Views

Last post by hausherrs View the latest post
October 10th, 2016, 1:11 pm
Crusader 8.1 eng oil

Last post by Midnightsun « October 6th, 2016, 9:16 am
Replies: 10
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by jmm48m60 » October 3rd, 2016, 11:15 am

Good Day Everyone,
Just purchased a 2002 356 aft cabin with crusader engines...looking to change the oil. Many articles on engine oils. I hear the...
10 Replies

5628 Views

Last post by Midnightsun View the latest post
October 6th, 2016, 9:16 am
Techmate Pro

Last post by g36 « October 6th, 2016, 7:46 am
Replies: 5
by mjk1040 » September 30th, 2016, 6:13 pm

Anyone have or used a Techmate Pro scanner on their engines to get the codes, etc? Mike

5 Replies

2085 Views

Last post by g36 View the latest post
October 6th, 2016, 7:46 am
mercruiser engine service manual/ code reader

Last post by mjk1040 « September 25th, 2016, 11:57 am
Replies: 3
by bud37 » September 23rd, 2016, 11:13 am

Would anyone know where to get an engine diagnostic tool for these engines ( 2001 merc 6.2 mpi), would like to be able to hook up and see what is...

3 Replies

1873 Views

Last post by mjk1040 View the latest post
September 25th, 2016, 11:57 am
winterizing closed-loop system

Last post by Scienceguy « September 20th, 2016, 7:25 pm
Replies: 5
by Scienceguy » September 19th, 2016, 4:44 pm

Hi All,

I've never winterized an inboard. So I need some affirmation.

This is a closed - loop system, so besides the heater hoses on the port...

5 Replies

1942 Views

Last post by Scienceguy View the latest post
September 20th, 2016, 7:25 pm
Trim

Last post by mjk1040 « September 20th, 2016, 3:34 pm
Replies: 3
by Vinceaux » July 29th, 2016, 9:10 am

Who can tell me how they get their trim to work on their boat? Can't tell if mine are working. Also what might be causing me not to be able to get...

3 Replies

1716 Views

Last post by mjk1040 View the latest post
September 20th, 2016, 3:34 pm
volvo penta 7.4 won't turnover

Last post by Viper « September 11th, 2016, 9:46 pm
Replies: 3
by Scienceguy » September 11th, 2016, 6:45 pm

Hi All,

Here's the worst; an intermittent problem. The stbd engine on my 406 Aft cabin will simply choose not to turnover (of course it turns over...

3 Replies

1941 Views

Last post by Viper View the latest post
September 11th, 2016, 9:46 pm
Experience with engine cutting out

Last post by Viper « September 9th, 2016, 8:54 pm
Replies: 1
by gholsie » September 9th, 2016, 11:46 am

Hi all,

I have a 1989 Carver 3207 Aft cabin with twin gas 350 Merc's. I thought I'd share some knowledge about my experience with a flaky running...

1 Replies

1294 Views

Last post by Viper View the latest post
September 9th, 2016, 8:54 pm
2000 Carver 404 - Gas Sheen While at Dock

Last post by mjk1040 « September 7th, 2016, 7:55 pm
Replies: 6
by Reardon » September 6th, 2016, 9:25 am

Good Morning Fellow Boaters

My neighbor (about 4 docks down) mentioned to me that he thought there was a "Gas Sheen" coming from my dock...

6 Replies

2104 Views

Last post by mjk1040 View the latest post
September 7th, 2016, 7:55 pm
Noisy port engine

Last post by bud37 « September 7th, 2016, 12:10 pm
Replies: 11
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by hausherrs » August 30th, 2016, 9:22 am

Boat: 1996 400 Crusader 454Xli, Velvet drive 20-01-005.
I have a noise coming from my port engine/trans. It seems to be coming from the rear of the...
11 Replies

3748 Views

Last post by bud37 View the latest post
September 7th, 2016, 12:10 pm
2000 Carver 404 - Engine Sync Question

Last post by AaHubb « September 6th, 2016, 8:10 pm
Replies: 6
by Reardon » September 5th, 2016, 11:20 am

Hi Fellow Boaters

I have a Carver 404 with twin Mercruiser 7.4 V8 engines (340HP). The engines have around 400 hours each and with the exception of...

6 Replies

3877 Views

Last post by AaHubb View the latest post
September 6th, 2016, 8:10 pm
Fuel Stabilizers and Fogging

Last post by Viper « September 2nd, 2016, 9:53 pm
Replies: 2
by feeez » September 2nd, 2016, 4:46 am

In past yearsI have used Seafoam as my fuel stabilizer. It was recommended to me by one of my marina mates where I kept our last boat. I have just...

2 Replies

1492 Views

Last post by Viper View the latest post
September 2nd, 2016, 9:53 pm
1995 crusader 454XL TBI spark timing

Last post by Already There « August 29th, 2016, 4:26 pm
Replies: 11
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by Already There » August 27th, 2016, 10:52 pm

1995 crusader 454XL TBI spark timing. Not sure if it is in initial timing mode or run mode? Can anyone tell me what plug is correct for run. Will not...
11 Replies

7004 Views

Last post by Already There View the latest post
August 29th, 2016, 4:26 pm
2000 Mariner 350 - Kohler Gen

Last post by anothernewb « August 18th, 2016, 9:03 pm
Replies: 3
by plots10 » August 18th, 2016, 1:49 pm

I have a rebuilt Kohler 7.3E generator that will start up without issue, but will only run for 10 seconds and shut off. So far here are the things...

3 Replies

1675 Views

Last post by anothernewb View the latest post
August 18th, 2016, 9:03 pm
HELP 2000 Carver 350 Mariner Transmission Vibration

Last post by hausherrs « August 18th, 2016, 10:28 am
Replies: 8
by plots10 » August 17th, 2016, 10:43 am

Hello all!

I am new to the forum, but excited to see if anyone can help me. :help:

I just bought a 2000 350 Mariner and after one week I found a...

8 Replies

2699 Views

Last post by hausherrs View the latest post
August 18th, 2016, 10:28 am

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