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Search: Posts Made By: underpsi68
Showing results 1 to 25 of 500
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Forum: General Q & A
05-17-2026, 03:47 PM
Replies: 24
Views: 597
Posted By underpsi68

On my twin turbo street car, the exhaust valves...

On my twin turbo street car, the exhaust valves were tight in the guide after it ran on 2 different times I pulled the heads off. Nothing broke and the valves weren't bent but I had to tap them out...
Forum: General Q & A
05-17-2026, 03:40 PM
Replies: 9
Views: 396
Posted By underpsi68

Imo the heads look smaller than the exhaust.

Imo the heads look smaller than the exhaust.
Forum: General Q & A
05-16-2026, 08:00 PM
Replies: 24
Views: 597
Posted By underpsi68

Clearance to tight? What is the current valve to...

Clearance to tight? What is the current valve to guide clearance?
Forum: Cigarette
05-07-2026, 05:43 AM
Replies: 31
Views: 2,190
Posted By underpsi68

I'm sure they know what sells and what doesn't....

I'm sure they know what sells and what doesn't. They also have a reputation to protect.
Forum: Drives and Lower Units
05-03-2026, 08:18 AM
Replies: 6
Views: 316
Posted By underpsi68

You should pressure and vac check the drive...

You should pressure and vac check the drive during service.
Forum: General Boating Discussion
05-02-2026, 08:39 PM
Replies: 51
Views: 22,120
Posted By underpsi68

I don't think your seatek's could even be used...

I don't think your seatek's could even be used for starters on ksalmine's engine lol

Do a search
Forum: General Boating Discussion
04-30-2026, 01:48 PM
Replies: 18
Views: 947
Posted By underpsi68

Depends on the year of the 496. There were...

Depends on the year of the 496. There were different versions of the cool fuel setup.
Forum: General Boating Discussion
04-27-2026, 12:14 PM
Replies: 18
Views: 947
Posted By underpsi68

I would check your engine oil level. You might...

I would check your engine oil level. You might have a leaking oil cooler that is letting oil get into the raw water side of the oil cooler and out the back of your boat.
Forum: General Q & A
04-25-2026, 03:59 PM
Replies: 10
Views: 612
Posted By underpsi68

The 496 has balls at the bottom of the manifolds...

The 496 has balls at the bottom of the manifolds that drain the water slowly to allow for heat to be removed from the manifolds. Mine outdrive used to drip for a couple hours.

You could always...
Forum: General Boating Discussion
04-17-2026, 08:34 PM
Replies: 11
Views: 1,044
Posted By underpsi68

What did the block deck surface look like?...

What did the block deck surface look like? Cometic gaskets need a fine finish to work. If there were groves or scratches on deck, can be an issue.

Some say put cometic gaskets on dry, others say...
Forum: General Boating Discussion
04-03-2026, 08:49 PM
Replies: 39
Views: 6,123
Posted By underpsi68

Go fast boats are not in demand anymore. If they...

Go fast boats are not in demand anymore. If they were, builders would build them. How many here would spend that kind of money for a brand new go fast boat?
Forum: General Q & A
04-02-2026, 11:17 AM
Replies: 15
Views: 996
Posted By underpsi68

I never had a problem using ethanol fuel.

I never had a problem using ethanol fuel.
Forum: General Q & A
03-10-2026, 08:35 PM
Replies: 32
Views: 1,619
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: 5,025
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: 482
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: 1,823
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: 36,209
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: 464
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: 552
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: 321
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: 1,351
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: 1,373
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: 2,948
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: 2,034
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: 2,561
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.
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