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Search: Posts Made By: BigFish
Showing results 1 to 21 of 21
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Forum: General Q & A
04-14-2008, 12:47 PM
Replies: 5
Views: 1,331
Posted By BigFish

At Speed

Some of the locals (locos?) do blow through, but I have talked to many locals with years of experience and they all did eventually hit, doing major damage to their boat and lower unit.

Now they...
Forum: General Q & A
04-14-2008, 12:07 PM
Replies: 5
Views: 1,331
Posted By BigFish

Max lower unit Tilt Bravo One

Just moved from south florida to north florida. Now to hit the gulf, I need to go by river through some very shallow (only 24" to 36" depending on tides and wind) channels - the bottom here is all...
Forum: General Q & A
02-20-2008, 07:49 AM
Replies: 5
Views: 3,695
Posted By BigFish

Timing is set by MSD box - replaced all the stock...

Timing is set by MSD box - replaced all the stock ignition stuff. MSD said spark gap could be up to .060 but I wonder if the slow pulse on vacuum gauge is from plug gap. Can't recall exactly what...
Forum: General Q & A
02-20-2008, 12:13 AM
Replies: 5
Views: 3,695
Posted By BigFish

Tuning 454 Mag with Holley & MSD

Hi all. I am trying to tweak the tuning of some mild mods to a 454 MAG with a Holly 800 and MSD.

I have MSD set at 10degrees BTDC (per Merc spec) but my idle (800rpm) vacumn is 15-16 lbs with a...
Forum: General Q & A
11-22-2007, 12:03 AM
Replies: 73
Views: 17,047
Posted By BigFish

Vacum Read

I am no expert, but I think a vacum of 4.5 is too low. Even with the cam. Where are you getting the reading from? Check out:
http://sbftech.com/index.php?topic=3020.msg29472

Did you have any...
Forum: General Q & A
11-21-2007, 12:49 AM
Replies: 8
Views: 2,449
Posted By BigFish

Thanks for the link; I knew they had 2.75 inch...

Thanks for the link; I knew they had 2.75 inch but didn't know about the 6" - I can cut that down to fit my 3" high FA. I like it: clean and I dont 'need anything inside the cage where it could come...
Forum: General Q & A
11-21-2007, 12:41 AM
Replies: 8
Views: 2,449
Posted By BigFish

Don't have K&N - I know they have a solution. It...

Don't have K&N - I know they have a solution. It is SS mesh, not sure of mesh size, height is 3" Got it from Trick Marine.
Forum: General Q & A
11-21-2007, 12:37 AM
Replies: 12
Views: 1,360
Posted By BigFish

Don't have one

yea I know - trouble is I don't have one... What's the next best way?
Forum: General Q & A
11-21-2007, 12:25 AM
Replies: 12
Views: 1,360
Posted By BigFish

Alternator Pulley

I am planning on changing my alternator pulley to an aftermarket billet style.

My question is what's the best way to keep the pulley from turning when removing the securing nut? Can you like, jam...
Forum: General Q & A
11-20-2007, 10:43 PM
Replies: 8
Views: 2,449
Posted By BigFish

Follow Up

Griff
Thanks for the reply. What is the nipple off the arrestor? Is that part of the arrestor or add on? I have a Trick Marine FA with 3" height and cannot find a nipple that will work - I don't...
Forum: Fiberglass and Paint
11-17-2007, 06:14 PM
Replies: 2
Views: 1,206
Posted By BigFish

Gel Coat bonding

Wiil gel coat bond to wood (pine) encased in fibergass resin without any glass mat?

I am making a little custom mouting brack out of wood for my dash and I want to have it gel coated to match my...
Forum: General Q & A
11-14-2007, 01:10 AM
Replies: 31
Views: 36,734
Posted By BigFish

Best Oil Temp Sensor Mounting Location

I am looking to add an oil temp guage to my 454 MAG. What is the best place to get the most accurate (i.e. highest) reading - I can add it by using a tee fitting to the port for the oil pressure gage...
Forum: General Q & A
11-11-2007, 04:49 PM
Replies: 8
Views: 2,449
Posted By BigFish

Low fuel Pressure: The Sequel

I posted a couple of weeks ago regarding low fuel pressure on my carb'ed 454 MAG Gen V. After MUCH painstaking troubleshooting I know what is causing the problem, but I am not sure what to do about...
Forum: General Q & A
10-29-2007, 08:10 AM
Replies: 8
Views: 1,045
Posted By BigFish

Griff - When you say "regular basis" do you...

Griff -
When you say "regular basis" do you mean like once a month or once a season? How did you unclog it? Do you think this would be a good choice for the pressure tap? My main resason for...
Forum: General Q & A
10-29-2007, 12:11 AM
Replies: 8
Views: 1,045
Posted By BigFish

I was checking out the port side block drain plug...

I was checking out the port side block drain plug (454 Mag) recently and wondered if that would be a good place to install a pressure line for my mechanical water pressure gauge. I currently have it...
Forum: General Q & A
10-28-2007, 10:15 PM
Replies: 6
Views: 4,166
Posted By BigFish

Options: Beat it, Return it, or live with it?

I 'm trying to decied if I should return the thing, try to straighten it, or just live with the wobble; the wobble seems bad but the belt does seems to track straight on the idler and crank pulley. I...
Forum: General Q & A
10-28-2007, 02:01 PM
Replies: 6
Views: 1,267
Posted By BigFish

Good stuff

Griff-
Seawater pump is new so I don't think it is the lobe and yes I did fill the crankcase (to the sight plug) with the correct merc lube. The orginal DID have fuel in the crankscase and the lobe...
Forum: General Q & A
10-28-2007, 12:43 PM
Replies: 6
Views: 1,267
Posted By BigFish

Well, my local mechanic told me my seawater lobe...

Well, my local mechanic told me my seawater lobe was bad, so that is why I replaced it. Now I have a wobbling pulley plus low fuel pressure. I don’t think it is a restriction since I bypassed all...
Forum: General Q & A
10-28-2007, 01:22 AM
Replies: 6
Views: 4,166
Posted By BigFish

Seawater pump pulley wobbles

I just replaced my 454 merc Gen ? seawater pump (fuel pump attached) with a supposedly new unit. I noted that the pump pulley has a pronounced "wobble." The shaft seems to be straight, but the pulley...
Forum: General Q & A
10-28-2007, 01:21 AM
Replies: 1
Views: 1,039
Posted By BigFish

Seawater pump pulley wobbles

I just replaced my 454 merc Gen ? seawater pump (fuel pump attached) with a supposedly new unit. I noted that the pump pulley has a pronounced "wobble." The shaft seems to be straight, but the pulley...
Forum: General Q & A
10-28-2007, 01:13 AM
Replies: 6
Views: 1,267
Posted By BigFish

Fuel pressure drops off idle

I have a carbed 454 MAG mildly modified with Holley 800 and Merlin single plane manifold, GIL exhaust and KE High volume fuel pump and MSD igniion.

The fuel pump is mounted on the sea water (GEN...
Showing results 1 to 21 of 21


 
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