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High price for gas

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Old Jul 2, 2008 | 03:51 PM
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Default High price for gas

has anybody tried using any fuel additives to increase the octaine? Here in So. cal were paying almost 5.00 per/Ga. I tried using a lower grade but that's not a good idea, causes lots of pinging. So....anybody using any additives?

Thanks
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Old Jul 2, 2008 | 04:05 PM
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By the time you add the additive, you'll be at about the same price per gallon as the high test. Price Octane booster at the stores.
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Old Jul 2, 2008 | 04:10 PM
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By the time you add the price of the fuel additives ($6-$10), you've probably reached or exceeded the same price had you just purchased a quality grade of 91-93 premium.
The off the shelf fuel additives aka "octane boosters" you find in AUTO ZONE or CHECKER AUTO won't raise the octane rating more than a .xx according to most past discussions. There are some much better octane boosters, but they are more expensive.
Some will suggest mixing your own concoction of home improvement center chemicals, but beware of the obvious dangers to yourself/home/car and sensitive sensors on the car.
You might look into mixing regular or midrange and premium fuel for a few cents of savings.
Or, maybe owning a car that requires premium fuel isn't for everyone...
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Old Jul 2, 2008 | 04:52 PM
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Originally Posted by hotwheels57
By the time you add the price of the fuel additives ($6-$10), you've probably reached or exceeded the same price had you just purchased a quality grade of 91-93 premium.
The off the shelf fuel additives aka "octane boosters" you find in AUTO ZONE or CHECKER AUTO won't raise the octane rating more than a .xx according to most past discussions. There are some much better octane boosters, but they are more expensive.
Some will suggest mixing your own concoction of home improvement center chemicals, but beware of the obvious dangers to yourself/home/car and sensitive sensors on the car.
You might look into mixing regular or midrange and premium fuel for a few cents of savings.
Or, maybe owning a car that requires premium fuel isn't for everyone...

You would need 10 bottles of so called "Octane Boosters" that are sold at Autozone to raise your octane 1 point.

The only one that I know of that is legit is TORCO, which is sold by a member here that goes by the name (jbsblownc5). Lots of members here on the forum are using it with great results.
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Old Jul 2, 2008 | 07:25 PM
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You can buy Xylene at Home Depot or a painters supply store.
It has an Octance rating of 117.
You can mix it with your gasoline (that is what the refiners do to increase octane. You don't want to add more than 20%....

You can do a google search and find actual recipes that show how to calcate ul how much to add given the starting octane and desired ending octane....

DISCLAIMER this post is NOT advocating this practice. Merely advising that this practice is carried out by some who have educated themsleves and are willing to assume any and all risk on blending their own fuel.
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Old Jul 2, 2008 | 10:09 PM
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Blending fuel...Guys we buy gas from companies who have scientists and computers that mix/create the gas for a reason, put shell V-power gas in your tank and your fine, I'm sorry but if you cant afford to put gas in your corvette its time to buy a hybrid..
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Old Jul 2, 2008 | 11:21 PM
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Originally Posted by corvettejoe98
Blending fuel...Guys we buy gas from companies who have scientists and computers that mix/create the gas for a reason, put shell V-power gas in your tank and your fine, I'm sorry but if you cant afford to put gas in your corvette its time to buy a hybrid..
Fortunatly I found a station only a couple of miles from my house that sells 93 octane Shell V-power 15 to 21 cents cheaper than the other stations (even in their same quick mart type chain) They sell it at 2cents over their mid grade!! Filled up last night ,then checked Quick Trip on the way home and their premium was 21Cents higher! Go figure!!(but I'll take it)
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Old Jul 3, 2008 | 09:58 AM
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The NOS brand will supposedly raise octane 6 full points, about $12. I always look at the cost of fuel being cheaper than riding a roller coaster all day. Just make sure you are having fun with your toy and it is all worth it.
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Old Jul 3, 2008 | 10:18 AM
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Originally Posted by mjorgensen
The NOS brand will supposedly raise octane 6 full points, about $12. I always look at the cost of fuel being cheaper than riding a roller coaster all day. Just make sure you are having fun with your toy and it is all worth it.
Octane points are not octane numbers (what you see at the pump).
6 points = .6 octane number.
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Old Jul 3, 2008 | 10:21 AM
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I have no way of telling chemically of course but on a turbo car there is a huge difference using the NOS brand. It says on the bottle it raises the octane 60 points so I see that as 6 octane right?
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Old Jul 3, 2008 | 10:36 AM
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Originally Posted by mjorgensen
I have no way of telling chemically of course but on a turbo car there is a huge difference using the NOS brand. It says on the bottle it raises the octane 60 points so I see that as 6 octane right?
Yes, if it says 60 points, that would be a 6 octane number.
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Old Jul 3, 2008 | 12:16 PM
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I've tried Valtect Octane Booster with regular gasoline, premium gas and E10 premium. It seems to raise the knock level on the regular allittle but is no subsitute for the high test stuff. After fooling around I would suggest biting the bullet and buy premium gasoline. The E10 is not great and the mileage is poor.
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Old Jul 3, 2008 | 12:18 PM
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Originally Posted by 87SAM
Yes, if it says 60 points, that would be a 6 octane number.
...and after market intake/exhaust system manufacturers say their products will produce up to 30 hp improvements over stock...
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Old Jul 3, 2008 | 12:27 PM
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Originally Posted by hotwheels57
...and after market intake/exhaust system manufacturers say their products will produce up to 30 hp improvements over stock...
I hear that!
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Old Jul 3, 2008 | 05:43 PM
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I've always figured that the savings of ~25 cents per gallon wasn't worth the effort of mixing Xylene or the potential downfalls of running a lower grade gasoline in my Corvette. I use about 40 gallons of fuel per month. At current prices in Phoenix ($4.00 for 87 octane, $4.20 for 91 octane), that's $160/month for regular and $168/month for premium. So I'd be saving only 8 bucks a month, or less than $100 per year. Not worth it to me. I save more by keeping my foot out of it, but that's no fun.
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Old Jul 3, 2008 | 05:50 PM
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Can my Z06 pull my Fifth Wheel Trailer? HAHAHA Filled up my F250 Superduty Today for $162.00.
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Old Jul 3, 2008 | 06:49 PM
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Yeah, it gets pretty emotional when we know we are getting ripped-off on fuel prices.
But the answer for us Vette guys is really simple:

1. If you must drive your Vette every day, go ahead and put in premimum fuel. Then take it real easy, and get 28-30 MPG on the freeway. That's as good as a Honda.

2. When you drive the Vette for enjoyment, really enjoy it to the max;
wash/wax it, tune it well, and pick on Mustangs at every opportunity.
Think of the grins you can get on one tank of over-priced gas - not a bad trade-off, even at $5/gallon.

DG
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Old Jul 4, 2008 | 10:44 AM
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Default gas prices

Thanks for the advise.
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Old Jul 4, 2008 | 02:14 PM
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Originally Posted by rws.1
You can buy Xylene at Home Depot or a painters supply store.
It has an Octance rating of 117.
You can mix it with your gasoline (that is what the refiners do to increase octane. You don't want to add more than 20%....

even at a 10% mix with xylene, it will attack and soften the rubber components in the fuel system. there goes fuel pressure and performance, not to mention having to go throught the complete fuel system, flush and replace all the o-rings and other rubber related components.
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Old Jul 4, 2008 | 04:35 PM
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Lucas Octane Booster is really the only store bought grand that really works well.. Octanium and Torco are excellent but you have to mail order them..
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