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Search: Posts Made By: RumRunner
Showing results 1 to 25 of 500
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11-09-2011, 05:15 PM
Replies: 365
Views: 108,617
Posted By RumRunner

Very sad news... My thoughts and prayers go...

Very sad news...

My thoughts and prayers go out to everyone.
01-20-2010, 07:49 PM
Replies: 71
Views: 21,216
Posted By RumRunner

You need to check out Skip's museum he has some...

You need to check out Skip's museum he has some REALLY cool stuff in there.
Forum: General Q & A
10-30-2008, 02:28 PM
Replies: 46
Views: 4,005
Posted By RumRunner

Deano, With sideways mounted...

Deano,

With sideways mounted carburetors that run the progressive linkage and a lot of part throttle usage you'll actually see a difference in the bearing life from side to side on the...
Forum: General Q & A
10-30-2008, 02:26 PM
Replies: 46
Views: 4,005
Posted By RumRunner

You can also getting into a situation with Hi...

You can also getting into a situation with Hi Boost applications where you'll start to build vacuum under the carburetor(s) at WOT, or in situations of rapid on and off of the throttle. It's just...
Forum: General Q & A
10-28-2008, 02:13 PM
Replies: 46
Views: 4,005
Posted By RumRunner

The answer is very simple in certain applications...

The answer is very simple in certain applications you can start to have boost below the supercharger (requiring more fuel) but yet still have vacuum on top of the supercharger which keeps the...
Forum: General Q & A
10-27-2008, 06:08 PM
Replies: 46
Views: 4,005
Posted By RumRunner

I would still run 1:1 linkage and set the...

I would still run 1:1 linkage and set the carburetor up so that the primary jetting + the PVCR = the same area as the secondary jetting.
Forum: General Q & A
10-27-2008, 05:59 PM
Replies: 46
Views: 4,005
Posted By RumRunner

Yes there is still a big difference since the...

Yes there is still a big difference since the SuperCharger moves the air and fuel around the rotors. If you were to look at the O2 per cylinder or cylinder pressure you will see there is a big...
Forum: General Q & A
10-27-2008, 05:32 PM
Replies: 46
Views: 4,005
Posted By RumRunner

Wich can be different from side to side if you're...

Wich can be different from side to side if you're using progressive linkage.
Forum: General Q & A
10-27-2008, 04:41 PM
Replies: 46
Views: 4,005
Posted By RumRunner

The link between the primary and secondary side...

The link between the primary and secondary side of the carburetors. Carburetors on top of a Super Charger should use a 1:1 linkage rather than the progressive. This evens out the air (and fuel)...
Forum: General Q & A
10-27-2008, 12:51 PM
Replies: 46
Views: 4,005
Posted By RumRunner

Did you change the slip links on the carburetors...

Did you change the slip links on the carburetors to 1:1 or are you still using the standard progressive linkage?
Forum: General Q & A
09-17-2008, 09:12 AM
Replies: 15
Views: 2,094
Posted By RumRunner

Steve A bunch of my guys have been using...

Steve

A bunch of my guys have been using the JG break in oil with really good results...
Forum: General Q & A
08-28-2008, 04:03 PM
Replies: 1
Views: 917
Posted By RumRunner

Todd builds a very good engine. He does a number...

Todd builds a very good engine. He does a number of Oval Race, and Off Road Truck engines. http://www.goodwincompetition.net/
Forum: General Q & A
08-28-2008, 02:27 PM
Replies: 28
Views: 2,014
Posted By RumRunner

It depends on the wires, check with the...

It depends on the wires, check with the manufactures. They should be able to give a range for their different series, and lengths.
Forum: General Q & A
08-28-2008, 01:04 PM
Replies: 28
Views: 2,014
Posted By RumRunner

If it were me I'd pull out the retard box, and...

If it were me I'd pull out the retard box, and run it that way. Set up your second ignition box so you can swap them while you're out on the water.
Forum: General Q & A
08-28-2008, 12:33 PM
Replies: 18
Views: 2,805
Posted By RumRunner

Take the engine apart!!! I've seen things as...

Take the engine apart!!!

I've seen things as small as a pencil tip destroy an engine, and have watched items the size of a washer get spit out of the exhaust without hurting a part.

For the...
Forum: General Q & A
08-28-2008, 12:29 PM
Replies: 28
Views: 2,014
Posted By RumRunner

A few thoughts: With dual carburetors in the...

A few thoughts:

With dual carburetors in the HP Range you're making there is no need to use anything larger than .110" N&S assembly.

You can "Read" spark plugs even with todays fuels, plugs,...
Forum: General Q & A
08-26-2008, 11:57 AM
Replies: 15
Views: 1,775
Posted By RumRunner

You should be able to get the specs from their...

You should be able to get the specs from their website:
http://www.barrygrant.com/demon/default.aspx?page=29
Forum: General Q & A
08-26-2008, 11:52 AM
Replies: 28
Views: 2,014
Posted By RumRunner

Does it pop through the carbs when you hit the...

Does it pop through the carbs when you hit the throttle from 3500 RPM to go to WOT or are you already at WOT when it starts to pop through the carbs?

How much higher have you gone on the main jets...
Forum: General Q & A
08-20-2008, 02:49 PM
Replies: 34
Views: 3,573
Posted By RumRunner

Yup.

Yup.
Forum: General Q & A
08-15-2008, 12:34 PM
Replies: 34
Views: 3,573
Posted By RumRunner

The pressure comes from the restriction of the...

The pressure comes from the restriction of the open N&S assemblty, not JUST from the volume. Since either the fuel pump is internally regulated (to control the pressure) or it will have an external...
Forum: General Q & A
08-14-2008, 01:11 PM
Replies: 34
Views: 3,573
Posted By RumRunner

You're right and wrong... Within a given...

You're right and wrong... Within a given "Known" situation that was running properly if the pressure dropped it CAN be an indication that the volume isn't keeping up with the engine, however there...
Forum: General Q & A
08-14-2008, 12:07 PM
Replies: 34
Views: 3,573
Posted By RumRunner

Volume and pressure are independent of each...

Volume and pressure are independent of each other. You can flow 60 Gallons Per Hour at 6 PSI, just as easily as flowing 600Gallons Per Hours at 6 PSI. Just because you have X amount of fuel...
Forum: General Q & A
08-14-2008, 10:50 AM
Replies: 34
Views: 3,573
Posted By RumRunner

Check with your fuel pump manufacture so they can...

Check with your fuel pump manufacture so they can tell you how they want it flowed to make sure it's flowing within the parameters it was designed to.
08-13-2008, 06:01 PM
Replies: 18
Views: 1,509
Posted By RumRunner

They did it all as Private label...

They did it all as Private label...
Forum: General Q & A
08-13-2008, 10:49 AM
Replies: 34
Views: 3,573
Posted By RumRunner

Have you actually flowed the fuel system to see...

Have you actually flowed the fuel system to see if it's flowing enough fuel?



This combination is not going to make enough vacuum at WOT to worry about closing the Power Valves.
Showing results 1 to 25 of 500
 


 
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