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Search took 0.00 seconds. Search: Posts Made By: ss3964spd
Forum: Engines 02-25-2012, 01:29 PM
Replies: 34
Views: 18,982
Posted By ss3964spd
Glad it's closer to being sorted Andrew. Though...

Glad it's closer to being sorted Andrew. Though it has taken some time you've armed yourself with quite a bit of knowledge in the process.

Good thing, that, because you've beconme rather high...
Forum: Engines 02-20-2012, 01:43 PM
Replies: 34
Views: 18,982
Posted By ss3964spd
I see absolutely no need to replace it if it...

I see absolutely no need to replace it if it tests out ok, but perhaps you have a place you can take it (after removing it of course) that can test it.

Dan
Forum: Engines 02-17-2012, 12:40 PM
Replies: 34
Views: 18,982
Posted By ss3964spd
It's an easy test Andrew. Engine off: Check...

It's an easy test Andrew.

Engine off: Check battery voltage across + and - batt terminals. Should read just a bit more than 12V.
Engine at idle: Same test as above but reading should be above 13V...
Forum: Engines 02-15-2012, 01:17 PM
Replies: 34
Views: 18,982
Posted By ss3964spd
No problem Andrew. 10V instead of 12V...

No problem Andrew.

10V instead of 12V certainly indicate there's an issue but I have no idea how tolerant the ICM/KCM are of under-voltage. Certainly warrents investigation though. Based on this...
Forum: Engines 02-14-2012, 08:59 PM
Replies: 34
Views: 18,982
Posted By ss3964spd
Andrew, not sure if you've seen this PDF but it...

Andrew, not sure if you've seen this PDF but it details both the TB IV and V ignition systems. https://www.boatfix.com/merc/Servmanl/16/16B4R2.PDF

Scroll about halfway down the doc - TB V info...
Forum: Engines 02-13-2012, 10:40 PM
Replies: 34
Views: 18,982
Posted By ss3964spd
Ah, that explains that. Advance is handled by the...

Ah, that explains that. Advance is handled by the control module. Remember the tid bit about needing to adjust idle mixture with the ICM set in it's base timing mode, or you'll just piss off the...
Forum: Engines 02-13-2012, 01:34 PM
Replies: 34
Views: 18,982
Posted By ss3964spd
I'm not real good with Holleys Andrew, but did...

I'm not real good with Holleys Andrew, but did find this: https://www.holley.com/forums/showthread.php?169-Power-valve-selection

Since the PV is meant to provide enrichment at WOT I don't see why...
Forum: Engines 02-10-2012, 03:23 PM
Replies: 34
Views: 18,982
Posted By ss3964spd
It shouldn't be producing black smoke at idle...

It shouldn't be producing black smoke at idle Andrew, something is still amiss. Timing generally won't contribute too much to black plugs/smoke unless it is way off. If you're confidant the shop knew...
Forum: Engines 02-03-2012, 01:49 PM
Replies: 34
Views: 18,982
Posted By ss3964spd
Andrew, Carb spacers can and do work - on...

Andrew,

Carb spacers can and do work - on some applications. Not so much because they help insulate the carb from heat but more because they can provide a stonger vacuum signal to the carb by...
Forum: Engines 02-02-2012, 01:30 PM
Replies: 34
Views: 18,982
Posted By ss3964spd
Andrew, First question is - did it start...

Andrew,

First question is - did it start running badly immediately after you installed the carb spacer?

As you suspect, black plugs, and black smoke from the exhaust, indicates the engine is...
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