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Search: Posts Made By: fraso
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08-15-2018, 03:19 PM
Replies: 21
Views: 1,125
Posted By fraso

There isn't an effective way to cool the fuel...

There isn't an effective way to cool the fuel pump as it is direct contact with the engine block. Modern fuels have components that boil at relatively low temperatures. See Modern petrol in vintage...
08-06-2018, 11:10 AM
Replies: 21
Views: 1,125
Posted By fraso

If you have a clear fuel filter, I would also try...

If you have a clear fuel filter, I would also try running water over the fuel pump to see if that makes any difference. If your fuel pump is actually vapor locking, you should be able to get back on...
08-01-2018, 02:50 PM
Replies: 4
Views: 2,041
Posted By fraso

Lucas Heavy Duty Oil Stabilizer?

I see that this topic is nearly 2 years old and, with only 3 previous replies, it still seems to get a lot of page views. I hope the OP decided to only use a good quality, fully formulated...
07-31-2018, 11:56 AM
Replies: 21
Views: 1,125
Posted By fraso

I don't recommend eliminating the hot spot under...

I don't recommend eliminating the hot spot under the carburetor. I would add insulation between the carburetor and intake manifold (like a phenolic spacer) to keep the carburetor cooler. If your car...
04-15-2018, 01:37 PM
Replies: 3
Views: 342
Posted By fraso

Brad Penn SAE 30 Break-in Oil PDS...

Brad Penn SAE 30 Break-in Oil PDS (https://www.penngrade.com/files/7120_PG1_Break-in_Oil.pdf)

Buy it on Amazon
12-01-2017, 08:30 PM
Replies: 5
Views: 997
Posted By fraso

The first part of an multigrade oil viscosity...

The first part of an multigrade oil viscosity (the [A]W part) is the cold specification and the second part (the [B] part) is the hot specification, which is measured at 100C/212F. 0W-30, 5W-30,...
09-13-2015, 10:20 AM
Replies: 1
Views: 791
Posted By fraso

Franz Hofmann (http://gearheadcs.com/about-us/)...

Franz Hofmann (http://gearheadcs.com/about-us/) recommends 10.5-11:1 for street engines.

Compression Guide (http://fuelsforum.rasoenterprises.com/viewtopic.php?f=5&t=119&p=450)
01-22-2013, 03:48 PM
Replies: 11
Views: 3,635
Posted By fraso

Since you should have multiport EFI on your 92...

Since you should have multiport EFI on your 92 F250, the simplest conversion (both LPG and CNG) is to use an injection conversion - all are dual fuel. These work much better than mixer-based...
12-21-2012, 10:32 AM
Replies: 14
Views: 6,139
Posted By fraso

As Fordfanatic4life suggested, CNG does not have...

As Fordfanatic4life suggested, CNG does not have a lot of range because it is stored as a high pressure gas instead of a liquefied gas like propane. CNG conversions make more sense if you drive...
10-29-2012, 12:11 PM
Replies: 44
Views: 12,957
Posted By fraso

To be a bit more precise, engine vacuum draws air...

To be a bit more precise, engine vacuum draws air into the engine and vacuum in the mixer draws propane into the airstream.

The only reason that a gasoline carburetor needs an accelerator pump is...
10-23-2012, 12:13 PM
Replies: 14
Views: 2,046
Posted By fraso

I agree that the spark plug gap should be as...

I agree that the spark plug gap should be as large as possible for best combustion. However, propane has a higher ionization energy than gasoline, which makes it more difficult for the spark to jump...
10-23-2012, 10:01 AM
Replies: 14
Views: 2,046
Posted By fraso

I am trying to find out if your converter (aka...

I am trying to find out if your converter (aka vaporizer) is getting enough heat. The converter is a pressure regulator that has an integral heat exchanger. If the converter isn't getting enough...
10-21-2012, 09:28 PM
Replies: 14
Views: 2,046
Posted By fraso

When the engine bogs down, is the converter cold?...

When the engine bogs down, is the converter cold? Do you see any frost?
10-11-2012, 10:14 PM
Replies: 7
Views: 11,048
Posted By fraso

See Sludge remover, Any good ones?...

See Sludge remover, Any good ones? (https://www.ford-trucks.com/forums/1191801-sludge-remover-any-good-ones.html)
10-04-2012, 08:52 PM
Replies: 14
Views: 2,046
Posted By fraso

For a daily driver, I would keep the CR in the...

For a daily driver, I would keep the CR in the low 10:1 range.

460 Ford questions (http://fuelsforum.rasoenterprises.com/viewtopic.php?f=5&t=1238)
Compression on LPG?...
Showing results 1 to 15 of 151
 


 
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