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Search: Posts Made By: John B
Showing results 1 to 25 of 494
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Forum: General Q & A
06-08-2016, 08:38 PM
Replies: 21
Views: 3,257
Posted By John B

I read this and thought the purpose of this site...

I read this and thought the purpose of this site is to help others solve problems. You left us all hanging out in the wind. How does that help those who participated trying to help you?
Forum: General Q & A
07-13-2014, 08:47 PM
Replies: 7
Views: 585
Posted By John B

1400 at WOT would be a good limit.

1400 at WOT would be a good limit.
Forum: General Boating Discussion
08-02-2012, 09:41 PM
Replies: 44
Views: 16,068
Posted By John B

A properly set up 382 Fastech with 525EFI's and...

A properly set up 382 Fastech with 525EFI's and Stellings boxes, mine, will run 79 to 82 mph GPS. I ordered it for poker runs. It is also available.. See:...
Forum: Skater
07-05-2012, 07:17 PM
Replies: 7
Views: 1,169
Posted By John B

Sterling 950 and rooster tail in the background

Sterling 950 and rooster tail in the background
Forum: Skater
07-05-2012, 07:05 PM
Replies: 7
Views: 1,169
Posted By John B

Some better photos:

Some better photos:
Forum: Skater
07-05-2012, 12:14 PM
Replies: 7
Views: 1,169
Posted By John B

A Skater trailer is included, it has had only one...

A Skater trailer is included, it has had only one long trip on it, which was back to the factory to have the tanks redone in 2010, like the boat it's a 10. There has never been ethanol in the tanks....
Forum: Skater
07-02-2012, 09:50 PM
Replies: 7
Views: 1,169
Posted By John B

Anyone interested in a rare 36 open?

I am considering selling my rare 2004 36 open boat. It has the original Sterling 950hp carburated Quad rotor 572's and six drives, and runs on 91 octane gas. It is the blue one on the Skater web...
Forum: Formula
09-02-2011, 09:52 PM
Replies: 27
Views: 23,817
Posted By John B

My 2003 382 w 525's and Stellings boxes ran...

My 2003 382 w 525's and Stellings boxes ran fastest at high trim levels. Like three or four past neutral.
Forum: General Boating Discussion
08-07-2011, 07:28 PM
Replies: 22
Views: 3,526
Posted By John B

I assume you mean 4' on 15 to 30 ft crests? like...

I assume you mean 4' on 15 to 30 ft crests? like lake waves.

A "V" bottom is better in 3-4 footers. A cat doesn't work well until the tunnel packs air, usually over 75 mph. Under this speed...
Forum: Scarab
08-07-2011, 06:49 PM
Replies: 6
Views: 924
Posted By John B

The same thing just happened to me. The motor...

The same thing just happened to me. The motor ran for 30 minutes, or so, and then died and wouldn't start or would start and shortly die again. The next day it would start and do the same trick. ...
Forum: General Q & A
11-23-2009, 08:14 AM
Replies: 10
Views: 1,790
Posted By John B

I recall filling in the outside 2 slots, as shown...

I recall filling in the outside 2 slots, as shown in the picture, worked. It reduced the water pressure and increased speed 1/2 to 1. I left the holes open in case of weed stuffing. Shorter is...
Forum: General Q & A
11-22-2009, 07:35 PM
Replies: 10
Views: 1,790
Posted By John B

check the old sportmaster posts ...

check the old sportmaster posts

http://www.offshoreonly.com/forums/general-q/59042-test-labbed-sportmaster.html
Forum: General Boating Discussion
09-28-2009, 10:37 PM
Replies: 44
Views: 4,229
Posted By John B

This power valve gasket caused me problems for...

This power valve gasket caused me problems for two months, rough rich idle! I found the bowl empty and found this was not sealing.
Forum: General Boating Discussion
04-20-2009, 07:42 PM
Replies: 3
Views: 482
Posted By John B

The pyrometer will only read exhaust temperature....

The pyrometer will only read exhaust temperature. So record your temperatures at all speeds and post them here so we can advise you. If they are between 1150 and 1350 from 2000 to top end, you...
Forum: Skater
11-02-2008, 03:34 PM
Replies: 84
Views: 11,043
Posted By John B

Brien, Only about 20 hours this summer, windy...

Brien, Only about 20 hours this summer, windy and rainy on weekends. Size for size Herings calculate about 1 "pitch size less the the old Merc props. My boat runs about 136 with the same load you...
Forum: Skater
10-29-2008, 10:20 PM
Replies: 84
Views: 11,043
Posted By John B

Here is one for prop slip! ...

Here is one for prop slip!

http://www.go-fast.com/Prop_Slip_Calculator.htm
Forum: Skater
10-29-2008, 10:18 PM
Replies: 84
Views: 11,043
Posted By John B

Brien, Try this site to calculate speed vs weight...

Brien, Try this site to calculate speed vs weight and horsepower.

http://www.go-fast.com/boat_speed_predictions.htm
Weight is everything in the boat= fuel and meat sacks!

Do you have full...
Forum: General Q & A
10-29-2008, 09:57 PM
Replies: 46
Views: 6,157
Posted By John B

Rum Runner, This is true but 0 boost, under the...

Rum Runner, This is true but 0 boost, under the blower, is usually 4-6 inches under the carburetor. The lowest power valve opening point is 2.5 inches. Therefore the power valve referenced below...
Forum: General Q & A
10-27-2008, 09:04 PM
Replies: 46
Views: 6,157
Posted By John B

I don't know why people run boost referenced...

I don't know why people run boost referenced power valves on all these applications. I would map your manifold vacuum and vacuum under the carb, A/F ratio and exhaust temps at progressively...
Forum: General Q & A
08-26-2008, 09:37 PM
Replies: 28
Views: 2,322
Posted By John B

Some more information on PVCC and 750's. ...

Some more information on PVCC and 750's.
http://www.hangar18fabrication.com/blowthru.html
Forum: General Q & A
08-26-2008, 09:16 PM
Replies: 28
Views: 2,322
Posted By John B

Forget about the seats, you have two carburetors=...

Forget about the seats, you have two carburetors= 350 hp each is OK.

Are you running a different cam? Many aftermarket hi-lift cams (eat) valve springs [loose seat pressure], in marine...
Forum: General Q & A
08-26-2008, 09:00 PM
Replies: 28
Views: 2,322
Posted By John B

PVCR= power valve channel restriction. These are...

PVCR= power valve channel restriction. These are the holes in the metering blocks that are open to the fuel bowl when the power valve actually opens. They are drilled passages which control the...
Forum: General Q & A
08-25-2008, 10:41 PM
Replies: 28
Views: 2,322
Posted By John B

Where did you connect the carburetor PV hose to? ...

Where did you connect the carburetor PV hose to?
Have you measured the PVCR openings yet?
JB
Forum: General Q & A
08-25-2008, 09:52 PM
Replies: 28
Views: 2,322
Posted By John B

This search may help. ...

This search may help.
http://www.offshoreonly.com/forums/search.php?searchid=2198798&pp=25

Popping is usually lean and jetting doesn't affect idle.
You may try 78's and 84's.
Check fuel...
Forum: General Q & A
08-03-2008, 08:21 PM
Replies: 1
Views: 593
Posted By John B

Mine (propshaft) is about 6" in from the edge of...

Mine (propshaft) is about 6" in from the edge of the sponson. Some of the 16.5 " dia prop is showing on the inside of the tunnel.
JB
Showing results 1 to 25 of 494
 
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