VP and Sunoco
Fuel Tech
If one track does not have VP or Sunoco. Will is mess us Fuel Check if needed to go with the other Fuel? Or Sunoco GTX and Supreme D |
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Yes.
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Very confused....
FUEL CHECK... What are they checking for? Specific Gravity? Mixing an Unleaded Fuel Sunoco 260GTX and Leaded Supreme. Both listed as legal fuels would cause a car to be DQed? This does not make sense.. Not every track has all the blends. Especially Sunoco 260GTX Dan |
Re: VP and Sunoco
Fuel check is using a dielectric constant meter that has been zeroed against a standard such as Cyclohexane or Indolene. Typically Cyclohexane. IF it passes, ok....IF not, yer outa there regardless of what fuel you claim.That method of NHRA fuel check has been in place for many decades.
Now I heard that if you used some 1,4 dioxane.......well, that is another story. LOL Regards, HB2:) Dissident |
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Just do not see it much at the tracks. Then Forced to run the Leaded. |
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I prefer VP fuel and have a distributor close to me. I purchase my fuel there and carry enough with me for the race. Typically I carry about 15 gallons along with me. In the past I have had difficulties with the Sunoco fuel and fuel check so I went back to VP. Very rarely do I have any issues with fuel check using VP C12. If you mix the fuel you will have problems at fuel check. Sometimes if you change fuel and don't get all of it out of the system before the new fuel is put in it can cause it to fail. Best is to pick one type of fuel and have enough on hand so you don't have to go through those gyrations.
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And Dan, you can call Jason at Insinger and get fuel if it's not available at the track.
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Careful transporting fuel ... I believe over 15 gallons (inc fuel cell) requires DOT placard and DOT rules ...
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I do not see Sunoco 260 GTX much at all. Dan |
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I picked up two 55 gallon drums of fuel a few months ago for some friends. I was told this was totally legal, AND, I could have taken two more drum of Alky to go along with that race fuel since they have different numbers on the tag indicating what was in the drum. I was told there is a weight limit, not a gallon limit. Also was told I could legally transport up to 900 pounds of radioactive materials without a permit........... But like most things, when the State and Federal Government gets involved, things get messed-up! Some states require a CDL for our tow rigs, others don't. Would be nice to have common laws across the country, but that will never happen. |
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:o
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Here you go Dan , pick it up or have it shipped,, cheap enough !! https://petroleumservicecompany.com/...4-gallon-drum/ |
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Later does not pass? What fuel blends tend to fail the most? |
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If you don’t have a fuel cell in your car, do yourself a favor and put one in. I think a stock tank would allow more of the fuel to evaporate and that is a problem if the car sits a bit between races. Sure you can drain it out and re seal it if you want. Fuel cell is safer as well |
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Got an 8 gallon tank made to replace the stock tank. Is there an advantage to having a fuel cell. I like the having a big trunk to keep stuff in. Will a fuel cell fit where the stock tank is? D |
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I have had trouble with Sunoco failing fuel check. All out of the same 5 gallon can I bought from Sunoco at the track that weekend. Pass one time, failed next pass.
VP C11 has always passed for me. |
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A change in the dielectric constant check will bounce you. Ask the folks in fuel check....they will offer suggestions. IF fuel has set for some time and evaporated some of the "light ends" of the hydrocarbons will definitely change the dielectric constant. This is not a "he said, she said, they said" kind of deal......
Regards to All that might like this kind of stuff, HB2:) |
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I’ve seen cars with a valve on the fuel cell vent.
Close it when the car is parked overnight to slow the evaporation process. Open your trailer with the car in there after sitting a while with an open fuel cell vent and certain fuels and you immediately smell the fuel. C-11 in particular really very noticeable when I ran it. |
Re: VP and Sunoco
Temperature effects fuel vaporization along with how well the container its stored in is sealed. Use only metal , no plastic. Race fuels have different Vaporization rates. Read your fuel specs, there's a lot of information there that is useful.
Steve Teeter. STK/SS. 6380/6283 |
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Normally buy fuel at the track and then pour in the tank. Figure the metal tank would be more reactive than a plastic container. Have stored fuel in the Plastic Container between races. Not noticed any performance difference from gas stations over the certified NHRA fuels. |
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