GAS engine, transmission and generator repair and maintenance discussion forum.
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Last post by CYO Admin
February 6th, 2013, 7:49 am
360 Replies
1421384 Views
Last post by waybomb
April 26th, 2026, 8:14 am
Fuel starvation
Replies: 6
by
Jimhanley01 »
May 27th, 2019, 9:22 am
Looking for ideas. I have been fighting a fuel starvation problem for a year. After 10 minutes at cruise, the starboard engine cuts out. Switch to...
6 Replies
2478 Views
Last post by 1992330aftcabin
June 15th, 2019, 10:46 am
1994 Mercruiser stumbling above 2700
Replies: 9
by
tonyiiiafl »
June 8th, 2019, 4:17 pm
1994 Carver 390 CPMY with mercruiser 7.4L carb engine. The carb was rebuilt by the marina this past winter. When I brought it home, it would get up...
9 Replies
2858 Views
Last post by bud37
June 13th, 2019, 3:13 pm
17 Replies
4960 Views
Last post by bud37
June 13th, 2019, 3:09 pm
Heat Exchanger / Cooling issue
Replies: 15
by
390Express »
April 14th, 2019, 2:38 pm
Had too many issues last year to worry about the cooling system. My port motor would occasionally overheat and puke out coolant. Delving into that...
15 Replies
5205 Views
Last post by RGrew176
June 11th, 2019, 1:22 am
Carbon monoxide when underway
Replies: 13
by
Xavierhn »
June 1st, 2019, 7:58 pm
Hello everyone. I just bought a 2004 36 sport sedan and I absolutely love it. On my 4 hours cruise to my home marina I did realized the carbon...
13 Replies
4755 Views
Last post by Xavierhn
June 4th, 2019, 12:03 am
16 Replies
5311 Views
Last post by denpooch
May 22nd, 2019, 10:10 pm
Unidentified Hoses
Replies: 12
by
Wayne162 »
May 17th, 2019, 11:56 pm
I have some unidentified heater hoses that are laying between my port engine and port side gas tank that are zip tied together. The hoses are not...
12 Replies
4492 Views
Last post by Wayne162
May 18th, 2019, 12:25 pm
Carvr 325 MY Transmission overheating
Replies: 4
by
Hepp325 »
May 16th, 2019, 1:36 am
Hello everyone. I am the proud owner of my first boat - a 1996 Carver 325 Motor Yacht. I love the boat but so far she does not love me. Last year we...
4 Replies
2163 Views
Last post by tomschauer
May 16th, 2019, 10:23 pm
Starboard engine still running hot
Replies: 13
by
Helmsman »
April 23rd, 2019, 11:12 pm
I took the boat out this past weekend and still have a problem with the starboard engine running hotter than the port. I used a temp gun to get some...
13 Replies
5538 Views
Last post by mjk1040
May 11th, 2019, 6:46 am
1994 Merc 7.4 Carb impeller Kit
Replies: 9
by
tonyiiiafl »
April 21st, 2019, 7:08 am
Does anyone have the part number for a replacement impeller kit for the gen 5 merc 7.4 belt driven (fuel pump on top) raw water pump? I have a spare...
9 Replies
4313 Views
Last post by mjk1040
April 22nd, 2019, 2:24 pm
7.4L TBI fuel pressure problems
Replies: 26
by
Bentone23 »
February 3rd, 2019, 4:14 pm
I am experiencing 14 psi fuel pressure and engine hesitates under load and will not rev past 3100 rpm. I replaced 2 fuel filters and Oberg was clean...
26 Replies
11915 Views
Last post by 390Express
April 14th, 2019, 1:54 pm
Best place for Crusader engine parts
Replies: 5
by
Helmsman »
April 11th, 2019, 8:38 am
I am shopping for parts for the Crusader engines on my boat. It occurred to me that folks on the board might help me with their experience with...
5 Replies
3271 Views
Last post by Helmsman
April 12th, 2019, 2:52 pm
Question on overheating repair or replace
Replies: 37
by
Helmsman »
December 15th, 2018, 10:35 am
My starboard engine is running hotter than my port with some steam coming out, just as the recent post by RickieT . Both engines normally run 160....
37 Replies
12646 Views
Last post by Helmsman
April 9th, 2019, 3:17 pm
Urgent and I need help
Replies: 55
by
Serendipity »
March 29th, 2019, 10:05 pm
Okay call me freaking out at this point because I came to my boat today to find my bilges almost full of water. I need a drip less shaft seal...
55 Replies
16755 Views
Last post by Viper
April 7th, 2019, 6:21 pm
1998 405 Velvet Drive
Replies: 9
by
Serendipity »
March 22nd, 2019, 9:49 am
I read through the 89 post regarding velvet drives and gained enough insight to simply ask a few questions before proceeding.
9 Replies
4297 Views
Last post by Viper
March 29th, 2019, 10:37 pm
What's under your distributor cap?
Replies: 8
by
mjk1040 »
March 19th, 2019, 2:08 pm
So last fall the neighbors 7.4L Merc is giving him some hard starting issues. So for shit's and giggles I pull his distributor cap and low and behold...
8 Replies
2911 Views
Last post by mjk1040
March 20th, 2019, 6:48 pm
6 Replies
3429 Views
Last post by 390Express
March 9th, 2019, 10:41 pm
7 Replies
3088 Views
Last post by SplashyLady
March 1st, 2019, 11:19 am
11 Replies
6015 Views
Last post by bud37
February 20th, 2019, 4:36 pm
Oil filter for Crusader 350XL?
Replies: 12
by
RickieT »
April 22nd, 2018, 2:15 pm
Getting ready to change the oil in both engines. Anybody have their go-to oil and filter brands?????
12 Replies
4949 Views
Last post by Cliffm
February 16th, 2019, 10:00 am
Walter Gear Dive Fluid Change
Replies: 8
by
390Express »
September 15th, 2018, 7:20 pm
Any tips or tricks to changing the gear drive fluid? I have a Jabsco hand pump and some clear 3/16 I.D. tube, but I can’t seem to get the tube in far...
8 Replies
3681 Views
Last post by 390Express
January 10th, 2019, 4:50 am
Port Engine Overheating
Replies: 49
by
RickieT »
January 23rd, 2018, 12:49 pm
Greetings,
49 Replies
15246 Views
Last post by 390Express
December 18th, 2018, 12:58 pm
14 Replies
9128 Views
Last post by km1125
December 10th, 2018, 1:37 pm
10 Replies
5182 Views
Last post by cpoint
November 26th, 2018, 1:04 am
88 Carver ,Crusader engine swap?
Replies: 14
by
rsims62 »
November 3rd, 2018, 9:05 pm
HI All
14 Replies
6892 Views
Last post by buster53
November 22nd, 2018, 4:19 am
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