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Search: Posts Made By: underpsi68
Showing results 1 to 25 of 500
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Forum: General Q & A
03-10-2026, 08:35 PM
Replies: 32
Views: 1,161
Posted By underpsi68

Run the boat in the water with and without the...

Run the boat in the water with and without the arrestor. Lig the runs on the Holley. Did it make more boost without the arrestor? Did the computer add more fuel? That will tell you which way is...
Forum: General Boating Discussion
02-27-2026, 05:40 AM
Replies: 39
Views: 4,396
Posted By underpsi68

Motec and Holley aren't even in the same universe.

Motec and Holley aren't even in the same universe.
Forum: Swap Shop
01-25-2026, 12:33 PM
Replies: 0
Views: 453
Posted By underpsi68

Benohana Bertram Racing

Cleaning up my basement and came across a box or matchbox cars when I was a kid. Realized that I am getting old lol.

Any interest in this?
...
Forum: General Q & A
12-23-2025, 07:08 AM
Replies: 17
Views: 1,634
Posted By underpsi68

Been GP-1 for several years. Best oil i have used...

Been GP-1 for several years. Best oil i have used to date.
Forum: General Boating Discussion
12-03-2025, 02:23 PM
Replies: 132
Views: 34,741
Posted By underpsi68

Did the accident happen in a 25mph speed limit...

Did the accident happen in a 25mph speed limit area?
Forum: General Q & A
11-07-2025, 12:22 PM
Replies: 5
Views: 425
Posted By underpsi68

I would be concerned that the manifolds are...

I would be concerned that the manifolds are corroded and leaking water into the exhaust port/cylinder.
Forum: General Q & A
11-04-2025, 05:20 AM
Replies: 5
Views: 482
Posted By underpsi68

I would clean the old ones. It should be $200ish...

I would clean the old ones. It should be $200ish to do 8.

The new ones are a crap shoot and most likely flow different than the stock ones which will affect your tune. Most of the time in a bad...
Forum: General Q & A
10-28-2025, 08:11 AM
Replies: 6
Views: 294
Posted By underpsi68

What fuel rails and how are you feeding them?

What fuel rails and how are you feeding them?
Forum: Do It Yourself, Boating on a Budget
10-19-2025, 04:12 PM
Replies: 12
Views: 1,226
Posted By underpsi68

I had to use a bilge pump to pump the antifreeze...

I had to use a bilge pump to pump the antifreeze thru the muffs on my bravo drive.

After I installed a sea strainer, it was easy just putting the antifreeze there.
Forum: Drives and Lower Units
10-10-2025, 07:26 AM
Replies: 8
Views: 1,254
Posted By underpsi68

That delay is usually the cone clutch, not the...

That delay is usually the cone clutch, not the pump.
Forum: Do It Yourself, Boating on a Budget
10-06-2025, 05:27 AM
Replies: 28
Views: 2,705
Posted By underpsi68

Good video. I wish he would have tested Sta-bil...

Good video. I wish he would have tested Sta-bil ethanol treatment and stabilizer and Lucas safe guard ethanol fuel conditioner with stabilizers.

On my street car I run e85. The only treatment that...
Forum: General Q & A
10-05-2025, 06:14 AM
Replies: 24
Views: 1,788
Posted By underpsi68

Louvered windage trays have the slots/cutouts...

Louvered windage trays have the slots/cutouts always facing one way, the way the crank spins. It's designed to remove and not let the oil back onto the crank. The oil that is going all over inside...
Forum: Skater
10-03-2025, 08:29 AM
Replies: 17
Views: 2,283
Posted By underpsi68

Hopefully someone on this site can help you. ...

Hopefully someone on this site can help you.

You can also check out screamandfly.com. There are a ton of outboard guys there that are very helpful.
Forum: General Q & A
10-01-2025, 09:34 PM
Replies: 11
Views: 1,023
Posted By underpsi68

Crower recommended not to run synthetic with...

Crower recommended not to run synthetic with their hi po solid rollers. I have been running Driven semi synthetic.
Forum: General Q & A
09-30-2025, 05:48 AM
Replies: 34
Views: 3,517
Posted By underpsi68

I would verify that the moisture is in fact an...

I would verify that the moisture is in fact an issue before you start reducing your price. There is a good chance it is wet being a Fountain but it would be in your best interest to make sure the...
Forum: General Q & A
09-20-2025, 04:25 PM
Replies: 34
Views: 3,637
Posted By underpsi68

I would install a valve before the sea strainer....

I would install a valve before the sea strainer. It's cheap insurance. It could save your boat one day.
Forum: Do It Yourself, Boating on a Budget
09-20-2025, 03:44 PM
Replies: 33
Views: 3,603
Posted By underpsi68

Yes the 496 springs are very soft. But you don't...

Yes the 496 springs are very soft. But you don't hear of any issues with them though. A ton of these engines in boats run for 1-2000hrs with no spring issues. And they aren't running 1700rpms in a...
Forum: Do It Yourself, Boating on a Budget
09-20-2025, 03:41 PM
Replies: 33
Views: 3,603
Posted By underpsi68

I wouldn't use anti seize on plugs. I believe...

I wouldn't use anti seize on plugs. I believe mercury had a bulletin on not using it.
Forum: General Q & A
09-20-2025, 10:24 AM
Replies: 34
Views: 3,637
Posted By underpsi68

Absolutely

Absolutely
Forum: General Boating Discussion
09-06-2025, 07:59 PM
Replies: 9
Views: 694
Posted By underpsi68

Mbam had new xr uppers for sale recently

Mbam had new xr uppers for sale recently
Forum: General Boating Discussion
09-05-2025, 05:12 AM
Replies: 12
Views: 927
Posted By underpsi68

ai

ai
Forum: General Boating Discussion
08-31-2025, 11:49 AM
Replies: 8
Views: 503
Posted By underpsi68

I seem to remember a post awhile back that the...

I seem to remember a post awhile back that the impeller came off a 496 pump???

If that was the case, I think you would over heat in less than 15 minutes.
Forum: General Boating Discussion
08-30-2025, 08:40 PM
Replies: 8
Views: 503
Posted By underpsi68

Either rubber end gaskets on heat exchanger or...

Either rubber end gaskets on heat exchanger or oil cooler has debris in it.
Forum: General Boating Discussion
08-28-2025, 05:42 AM
Replies: 44
Views: 6,249
Posted By underpsi68

The Coyote engine is an awesome platform. You can...

The Coyote engine is an awesome platform. You can make high power and be reliable with it. Not to mention it has to drop some weight.
Forum: General Boating Discussion
08-08-2025, 09:21 AM
Replies: 9
Views: 511
Posted By underpsi68

Check out gaffrig gauges. They used to make the...

Check out gaffrig gauges. They used to make the same gauges as livorsi. They might even fix your old gauge.
Showing results 1 to 25 of 500
 
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