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

110450 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

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

Topics

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Last post

Raw\Fresh cooling system

Last post by SanJuanDreamer « November 9th, 2018, 9:04 pm
Replies: 5
by SanJuanDreamer » November 9th, 2018, 3:29 pm

As some of you know, a mechanic sank my boat in June, still working the courts.
I plan to get another Carver Mariner 350, but they are few and far...

5 Replies

3434 Views

Last post by SanJuanDreamer View the latest post
November 9th, 2018, 9:04 pm
454 TBI XL Recommended Spark Plugs and Timing

Last post by 390Express « November 9th, 2018, 7:30 pm
Replies: 18
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by 390Express » November 8th, 2018, 1:14 am

Changed the plugs at the beginning of the year, but the mechanic thinks I may have fouled them out running that bad gas through the motor. I...
18 Replies

9900 Views

Last post by 390Express View the latest post
November 9th, 2018, 7:30 pm
Pressure check on closed cooling side

Last post by darrenlife « November 9th, 2018, 6:57 am
Replies: 5
by darrenlife » November 8th, 2018, 7:48 pm

Hi, my new to me 410SS has a small leak on the closed cooling side. I see some drips in behind the heat exchanger and would like to pressure check...

5 Replies

2147 Views

Last post by darrenlife View the latest post
November 9th, 2018, 6:57 am
Carver 400 MY engine RPM issue

Last post by cpoint « November 7th, 2018, 1:47 am
Replies: 99
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by hausherrs » February 20th, 2017, 8:11 am

Engines: Cursader 454 XLi

This past weekend I took the family out into the bay and the stbd engine wouldnt go over 2500 RPM when I had the port at...
99 Replies

26479 Views

Last post by cpoint View the latest post
November 7th, 2018, 1:47 am
Oxidation Build Up In Distributor Cap

Last post by Viper « November 6th, 2018, 6:48 am
Replies: 5
by mjk1040 » November 4th, 2018, 3:10 pm

So not knowing the last time the plugs, cap and rotor were looked at or changed I thought I'd put it on the winter 2 do list. Went to double check on...

5 Replies

2020 Views

Last post by Viper View the latest post
November 6th, 2018, 6:48 am
Inlet Suction Hoses for Raw Water Pump

Last post by Eggbert « November 1st, 2018, 6:03 pm
Replies: 26
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by Eggbert » October 20th, 2018, 6:18 pm

I’m not happy with my current inlet hose for sea water to the raw water pump. You can see from the (badly sketched) picture below what I’m dealing...
26 Replies

11212 Views

Last post by Eggbert View the latest post
November 1st, 2018, 6:03 pm
Fueling a Kicker motor

Last post by Keith S « November 1st, 2018, 3:28 pm
Replies: 5
by dcrahn » October 30th, 2018, 7:59 am

I have a 20hp Yamaha motor I'm going to use as a Kicker motor in case of main engine failure. I didn't want it hanging off the back of my swim...

5 Replies

2046 Views

Last post by Keith S View the latest post
November 1st, 2018, 3:28 pm
Bad spark plugs caused this?

Last post by dcrahn « October 31st, 2018, 9:02 pm
Replies: 7
by Sailor Jerry » October 30th, 2018, 2:24 pm

I thought I would share my story about an episode I had recently. We travelled from homeport about 30 miles to our destination (another marina)...

7 Replies

2468 Views

Last post by dcrahn View the latest post
October 31st, 2018, 9:02 pm
Fuel Consumption

Last post by RGrew176 « October 30th, 2018, 10:59 pm
Replies: 4
by dudeinak » October 30th, 2018, 5:14 am

Howdy. Am looking at purchasing a 25' Santa Cruz w/ 5.7L 260 hp Volvo Penta and am wondering what fuel consumption might be at cruise.

4 Replies

2092 Views

Last post by RGrew176 View the latest post
October 30th, 2018, 10:59 pm
10E Kohler Generator water in pan

Last post by bud37 « October 30th, 2018, 9:32 am
Replies: 11
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by Serendipity » September 22nd, 2018, 9:02 am

So after months, I finally got my 98 Carver 405 to her slip from 500 miles away.
I have put 60 hours on my engines ( 425 and 417 now) and they are...
11 Replies

5820 Views

Last post by bud37 View the latest post
October 30th, 2018, 9:32 am
Film Floating on the Water

Last post by denpooch « October 29th, 2018, 8:17 am
Replies: 4
by denpooch » October 28th, 2018, 10:34 am

Hey folks. Before I took her out for hibernation I noticed this film being produced by the exhaust on the port side. Starboard side is clean.
I know...

4 Replies

1794 Views

Last post by denpooch View the latest post
October 29th, 2018, 8:17 am
No fuel pressure when engines are hot after shut down

Last post by Jfrancis3584 « October 26th, 2018, 11:04 am
Replies: 14
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by Jfrancis3584 » July 10th, 2017, 2:35 pm

I have a 2000 Carver 350 Mariner with Mercury 350 MAG motors. After running in hot temperatures and sitting for approximately 1.50 hours engines will...
14 Replies

4769 Views

Last post by Jfrancis3584 View the latest post
October 26th, 2018, 11:04 am
Antifreeze Leak, closed coolant system

Last post by 390Express « October 26th, 2018, 2:05 am
Replies: 8
by 390Express » September 10th, 2018, 1:30 pm

I was sitting on the back of the boat having a couple "sodas" last weekend with my buddy Dan, he left, I was messing around in the cabin,...

8 Replies

2662 Views

Last post by 390Express View the latest post
October 26th, 2018, 2:05 am
Alternator/Wiring Issue

Last post by 390Express « October 26th, 2018, 1:56 am
Replies: 8
by 390Express » October 3rd, 2018, 4:29 pm

I had both alternators rebuilt last spring, but the port motor is not charging. Figured it out when I lost power in the starboard motor due to my bad...

8 Replies

2704 Views

Last post by 390Express View the latest post
October 26th, 2018, 1:56 am
ENGINE ROTATIONS 1991 CARVER COMMAND BRIDGE 2828

Last post by Viper « October 7th, 2018, 11:54 pm
Replies: 10
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by russel.scott » October 2nd, 2018, 6:55 pm

I need to know if I have counter rotating engines
Boat is 1991 Carver 2828 Command Bridge, twin crusader 350's with V drives.
Facts I know for sure:...
10 Replies

4083 Views

Last post by Viper View the latest post
October 7th, 2018, 11:54 pm
Volvo Penta relay box

Last post by bud37 « September 26th, 2018, 7:16 am
Replies: 16
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by pepmyster » September 12th, 2018, 6:31 am

Just wondering, has anyone else seen this problem. 8.1 VP 2004. No double beep when turning the ignition on. All guages work, when the beep is not...
16 Replies

6098 Views

Last post by bud37 View the latest post
September 26th, 2018, 7:16 am
Tranny Chatter 1000-1400 RPM

Last post by Sadey « September 21st, 2018, 4:56 pm
Replies: 9
by Sadey » September 20th, 2018, 5:27 pm

Sea trial on our soon to be ours 2003 356 has a little chatter on the starboard side transmission from about 1000-1400 RPM. Goes away after 1500....

9 Replies

2568 Views

Last post by Sadey View the latest post
September 21st, 2018, 4:56 pm
WOT less than 3k

Last post by RGrew176 « September 21st, 2018, 3:46 am
Replies: 43
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by Capn Crunch » September 7th, 2018, 11:05 am

Hi all. Hoping to confirm diagnosis.

New to us boat came with reman long block 5.7 thunderbolt 4v engine. On first cruise would not cross 3k rpm....
43 Replies

14918 Views

Last post by RGrew176 View the latest post
September 21st, 2018, 3:46 am
Tips or tricks to getting sediment out of the gas tank...

Last post by 390Express « September 10th, 2018, 1:43 pm
Replies: 18
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by 390Express » July 30th, 2018, 1:07 pm

I've drained my starboard tank twice now, gas looks good when I drain it. I've been draining it right from the rubber line that attaches to my Oberg...
18 Replies

7596 Views

Last post by 390Express View the latest post
September 10th, 2018, 1:43 pm
Hot Manifolds

Last post by 390Express « September 10th, 2018, 1:25 pm
Replies: 14
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by 390Express » August 7th, 2018, 12:04 pm

Risers are good, heat exchanger is good, exhaust manifolds on the port motor only are getting really hot, really fast. Where is the most common place...
14 Replies

4162 Views

Last post by 390Express View the latest post
September 10th, 2018, 1:25 pm
Mercruiser 7.4 MPI vs 7.4 MPI Bluewater Horizon

Last post by bud37 « September 7th, 2018, 9:14 am
Replies: 2
by tomschauer » September 6th, 2018, 11:21 pm

This past weekend a friend was on our boat, he has the same boat only about 3 years older. He was impressed by how quickly our boat came onto plane...

2 Replies

3206 Views

Last post by bud37 View the latest post
September 7th, 2018, 9:14 am
Carver 356 RPM issues

Last post by cpoint « September 4th, 2018, 1:33 pm
Replies: 105
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by cpoint » July 5th, 2017, 11:47 am

I am sure I have another posting tagged on to some one else here somewhere. But this is a fresh issue, so here it goes. Last 2 weeks I noticed the...
105 Replies

31165 Views

Last post by cpoint View the latest post
September 4th, 2018, 1:33 pm
Rattling noise from HURTH transmission

Last post by Viper « September 3rd, 2018, 9:50 pm
Replies: 3
by jmm48m60 » September 3rd, 2018, 12:36 pm

Have this noise coming from starboard trans. stops when you increase idle or place it in gear. Any thought?

3 Replies

2353 Views

Last post by Viper View the latest post
September 3rd, 2018, 9:50 pm
Sporadic Alarm on take off 326 AFT

Last post by DCharles « September 2nd, 2018, 10:25 am
Replies: 23
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by Marty » July 19th, 2018, 8:38 am

2000 326 Aft that periodically an alarm sounds when I throttle up to get up on plane. When I back off to idle speed the alarm stops but I have to...
23 Replies

6107 Views

Last post by DCharles View the latest post
September 2nd, 2018, 10:25 am
Engine Issues

Last post by Serendipity « August 29th, 2018, 10:27 pm
Replies: 4
by Serendipity » August 16th, 2018, 7:45 am

Well unfortunately I started the trip yesterday and the starboard engine would not increase above 3000 rpms. Generator started making a clanking...

4 Replies

1603 Views

Last post by Serendipity View the latest post
August 29th, 2018, 10:27 pm

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