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Forum: Engine / Drive Train 06-18-2021, 10:22 AM
Replies: 10
Views: 475
Posted By prostar205
Maybe Indmar changed the ALT between 2002 and...

Maybe Indmar changed the ALT between 2002 and 2003 from Prestolite to Delco...
Forum: General Discussion 06-18-2021, 10:20 AM
Replies: 23
Views: 1,354
Posted By prostar205
What I don't get is if they lost the MC line...

What I don't get is if they lost the MC line because they took on Tige and ATX, then how does a dealership like Northwest Board Sports in Portland, OR exist with MC, Centurion, Supreme and MB? That...
Forum: Engine / Drive Train 06-17-2021, 10:50 PM
Replies: 10
Views: 475
Posted By prostar205
Only difference should be the alternator. My 2002...

Only difference should be the alternator. My 2002 has a Prestolite. Yours should have a Delco. My guess is the alternators are in the same location but have different sized pulleys that require a...
Forum: For Sale: Boats 06-17-2021, 05:22 PM
Replies: 5
Views: 418
Posted By prostar205
2007 Maristar 230SS - $69K WOW!!

No words. I'll just let this percolate.

https://www.onlyinboards.com/2007-Mastercraft-Maristar-230-SS-for-sale-Calverton-New-York-124005.aspx
Forum: General Discussion 06-17-2021, 05:16 PM
Replies: 23
Views: 1,354
Posted By prostar205
It is sad to see them go but they are still...

It is sad to see them go but they are still around just not representing the MC brand. That doesn't mean they can't work on our out of warranty boats that many of us have because we can't afford a...
Forum: Engine / Drive Train 06-14-2021, 02:04 PM
Replies: 10
Views: 475
Posted By prostar205
Just heard back from Indmar on the correct...

Just heard back from Indmar on the correct serpentine belt(s) for their L-18.

Indmar PN 725030 is used with Prestolite alternator. Gates # K060763.
Indmar PN 725033 is used with Delco alternator....
Forum: Engine / Drive Train 06-14-2021, 12:02 PM
Replies: 10
Views: 475
Posted By prostar205
Does you 8.1L have the Prestolite alternator?...

Does you 8.1L have the Prestolite alternator? Your current belt appears to be almost 1.5" longer than mine. I would like that length of belt would be really lose. There are 2 different belts called...
Forum: Engine / Drive Train 06-13-2021, 02:18 PM
Replies: 10
Views: 475
Posted By prostar205
Thanks GWeaver, Yeah, I've been chasing a low...

Thanks GWeaver,

Yeah, I've been chasing a low voltage issue since the season began. I've replace just about everything humanly possible that could possibly contribute to this issue including; the...
Forum: Engine / Drive Train 06-13-2021, 11:46 AM
Replies: 10
Views: 475
Posted By prostar205
Went down to the boat this morning and I have a...

Went down to the boat this morning and I have a Gate belt, PN K060763. On the Gates website, it says its 76.25" long. I can't find how long the Indmar 725030 belt is suppose to measure.

Anyone know...
Forum: Engine / Drive Train 06-12-2021, 08:14 PM
Replies: 10
Views: 475
Posted By prostar205
Indmar 8.1L Serpentine Belt PN cross reference

Anyone have the cross reference PN for the serpentine belt for an Indmar 8.1L? Indmar calls out their PN 725030.

I would read the PN off the current belt I have but I'm not quite sure it's correct...
Forum: Electrical 06-12-2021, 08:07 PM
Replies: 0
Views: 69
Posted By prostar205
Ok, I've narrowed down my problem to a voltage...

Ok, I've narrowed down my problem to a voltage loss, as measured from the back of the alternator, when the engine gets up to temp (160 deg).

At start up with the engine cold, voltage at idle is...
Forum: Electrical 06-08-2021, 09:52 AM
Replies: 10
Views: 427
Posted By prostar205
If you have fuel pressure at the rail then its...

If you have fuel pressure at the rail then its not the relay or the fuse for the fuel pump.

I would focus on the MAP sensor. Call your dealer to see if there is any way to test it before buying a...
Forum: Electrical 06-08-2021, 12:03 AM
Replies: 3
Views: 149
Posted By prostar205
Where are you taking the reading from on your...

Where are you taking the reading from on your multimeter? At the back of the alternator? The positive and negative bus bars under the helm? At the battery terminals?
Forum: Electrical 06-07-2021, 06:07 PM
Replies: 10
Views: 427
Posted By prostar205
Check your relays. You should have 3 Hella relays...

Check your relays. You should have 3 Hella relays on a metal plate at the front of the engine behind the back seat. Those relays are for the fuel pump, ignition and starter. Right next to the relays...
Forum: Electrical 06-07-2021, 09:41 AM
Replies: 10
Views: 427
Posted By prostar205
50 psi is the correct fuel pressure. I had a...

50 psi is the correct fuel pressure.

I had a similar problem and it ended up being the MAP sensor.
Forum: Electrical 06-06-2021, 05:25 PM
Replies: 40
Views: 1,348
Posted By prostar205
Back at it again this morning. This time I put...

Back at it again this morning.

This time I put my multimeter on the + and - terminals of the alternator and watched the voltage as the engine warmed up.

At initial startup, the voltage was 13.9V at...
Forum: Electrical 06-06-2021, 05:17 PM
Replies: 3
Views: 149
Posted By prostar205
I'm having a similar problem but mine fluctuates...

I'm having a similar problem but mine fluctuates between 12.6V and 14V at idle.

I think mine might be the external voltage regulator.

The voltage is supposed to fluctuate between idle (800 rpm) and...
Forum: Electrical 06-05-2021, 01:43 PM
Replies: 40
Views: 1,348
Posted By prostar205
I did more resistance measurements this morning....

I did more resistance measurements this morning.

I verified 0 Ohms between the + at the back of the ALT and the positive stud on the starter.

I then took a measurement from the positive stud on...
Forum: Electrical 06-04-2021, 10:12 PM
Replies: 40
Views: 1,348
Posted By prostar205
Got down to the boat this afternoon and checked...

Got down to the boat this afternoon and checked the resistances notes above.

All resistance measurements were 0 Ohms.
Forum: For Sale: Boats 06-03-2021, 12:51 PM
Replies: 16,279
Views: 5,077,050
Posted By prostar205
This one is at our local Malibu, Cobalt dealer....

This one is at our local Malibu, Cobalt dealer.

I just can't see someone paying $150K for a used boat with 200 hours that was about this much new with the trailer.

I guess there are some people...
Forum: For Sale: Boats 06-03-2021, 09:46 AM
Replies: 16,279
Views: 5,077,050
Posted By prostar205
2018 X23 with 200 hours for $150k and ..... no...

2018 X23 with 200 hours for $150k and ..... no trailer included!!!

https://seattle.craigslist.org/est/bod/d/mercer-island-2018-mastercraft-x23/7330250339.html

WOW!!!
Forum: Electrical 06-01-2021, 11:24 PM
Replies: 40
Views: 1,348
Posted By prostar205
I will check the resistance using your...

I will check the resistance using your instructions above. Can you tell me how to do a voltage drop test?
Forum: Electrical 06-01-2021, 07:58 PM
Replies: 40
Views: 1,348
Posted By prostar205
The ground wire from the ACR to the HOUSE...

The ground wire from the ACR to the HOUSE negative is not fused. Reading the material in the link above states there should be a 10-15A inline fuse. However, the add-a-battery instructions state to...
Forum: Electrical 06-01-2021, 01:02 PM
Replies: 40
Views: 1,348
Posted By prostar205
Anyone know if grounding the ACR to just the...

Anyone know if grounding the ACR to just the HOUSE battery's negative post is acceptable?
Forum: General Discussion 06-01-2021, 11:46 AM
Replies: 36
Views: 2,945
Posted By prostar205
Yes, Larry Engelbert. Very helpful.

Yes, Larry Engelbert. Very helpful.
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