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Newbie Question - Fuel for '63 Fuelie

Old 04-27-2012, 12:50 PM
  #21  
vettsplit 63
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Originally Posted by 63Corvette
I concur.......IF that happens, then a non-alcohol bearing fuel like 100LL Avgas or VP race gas will usually allieviate the problem.
Since 100LL is so dry do you use anything for lubrication, aka Marvel Mystery Oil or something similar?
Old 04-27-2012, 12:56 PM
  #22  
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Originally Posted by vettsplit 63
Since 100LL is so dr
Another myth.
Old 04-27-2012, 12:59 PM
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JohnZ
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Originally Posted by vettsplit 63
Since 100LL is so dry do you use anything for lubrication, aka Marvel Mystery Oil or something similar?
Why would you add something to aviation fuel for lubrication? Piston airplane engines don't need it. I've been a pilot since 1957 and have never added anything to avgas.
Old 04-27-2012, 01:02 PM
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Originally Posted by Mike Ward
Another myth.
Be careful what you say.
Old 04-27-2012, 01:16 PM
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Originally Posted by MikeM
Be careful what you say.
That was careful. Not even our friend from SW PA has come out with that one before.
Old 04-27-2012, 01:22 PM
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BarryK
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Originally Posted by vettsplit 63
Since 100LL is so dry do you use anything for lubrication, aka Marvel Mystery Oil or something similar?
a local Sunono station sells 100LL at the pumps and i've put it in my '65 a few times. One of the times I accidently splashed a little bit on myself and it sure felt wet to me...
Old 04-27-2012, 02:45 PM
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vettsplit 63
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Originally Posted by BarryK
a local Sunono station sells 100LL at the pumps and i've put it in my '65 a few times. One of the times I accidently splashed a little bit on myself and it sure felt wet to me...
The reason I asked the question is that I noticed when I poured it thru the funnel, within about 2 seconds the funnel was dry. Take that wherever you want, but to me that seems pretty damn dry.
Old 04-27-2012, 02:52 PM
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Mike-
I really don't sit around just trying to snipe you. I sometimes may come across as arrogant, but that is not my intention. Some of my comments have probably crossed the line in civil discourse. For that I apologize. Really not meant as a personal attack. Won't happen again.
Old 04-27-2012, 03:03 PM
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Originally Posted by vettsplit 63
The reason I asked the question is that I noticed when I poured it thru the funnel, within about 2 seconds the funnel was dry. Take that wherever you want, but to me that seems pretty damn dry.
funny, the funnel does the same to me on regular gas whenever I fill up the lawnmowers.

Actually, it makes sense and i can understand why you would think what you do. The more air that's in contact with the actual fuel the faster it will evaporate, plus the warmer the ambient temp is the faster it will evaporate. When puttingl fuel into your tank using a funnel, the remaining fuel on the funnel is a very thin layer of fuel on a relatively large surface area, allowing a lot of air to get to that residual fuel on the funnel surface. That combination will cause the fuel to evaporate very, very quickly. This is true of all fuels, not just 100LL.
Use the same funnel to fill up the car or something else but with regular non-100LL fuel and you should see the residual fuel evaporate just as quickly as the 100LL fuel does.
Old 04-27-2012, 03:11 PM
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Barry-
Thanks, now that I think of it, that is actually obvious. I never use a funnel when putting the junk S*** that comes out of the pump at the corner gas station, so chalk one up to good information. I just didn't want to take a chance on sticking a valve.
Old 04-27-2012, 03:17 PM
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Originally Posted by vettsplit 63
I just didn't want to take a chance on sticking a valve.
Sorry, I'm trying to understand the dry gas question and 'sticking valve' comment. There's an old myth about leaded gas acting as a 'lubricant'. Is this the connection?
Old 04-27-2012, 03:27 PM
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Originally Posted by Mike Ward
Sorry, I'm trying to understand the dry gas question and 'sticking valve' comment. There's an old myth about leaded gas acting as a 'lubricant'. Is this the connection?
Yeah, I've had several old mechanic friends that related stories of 'back in the day' when several of their racing buddies used to run 100LL in their cars. Their comments were that the valve guides would wear out in 10,000 miles because the gas was so "dry'. Personally have zero experience, just thought it would be a (slightly) less expensive route than VP14, which is what I currently run. Tks for the tip.
Old 04-27-2012, 04:00 PM
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OK, I'll bite. What's VP14?
Old 04-27-2012, 04:09 PM
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Originally Posted by Mike Ward
OK, I'll bite. What's VP14?
maybe it's one of these..

http://www.vpracingfuels.com/vp-drag-racing.html

Bill

Last edited by wmf62; 04-27-2012 at 04:13 PM.
Old 04-27-2012, 04:12 PM
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Guy that I know who is a Comp Elim racer uses it - sells me as much as I need - should have said VP C14. probably way too much for my piddlin motor, but it is available without a lot of effort on my part.
Old 04-27-2012, 04:28 PM
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http://www.vpracingfuels.com/c-14-spec.html

"SPECIFICATION SHEET FOR C-14

(Typical Values) Specific Gravity: .696 @ 60°F

Lead: Yes

Color: Yellow

Motor Octane: 114"



Holy snapping sphincters! 114 motor octane? Why can't you use 88 motor octane (pump/AKI 93) like GM designed it to run on?
Old 04-27-2012, 05:04 PM
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Originally Posted by Mike Ward
http://www.vpracingfuels.com/c-14-spec.html

"SPECIFICATION SHEET FOR C-14

(Typical Values) Specific Gravity: .696 @ 60°F

Lead: Yes

Color: Yellow

Motor Octane: 114"



Holy snapping sphincters! 114 motor octane? Why can't you use 88 motor octane (pump/AKI 93) like GM designed it to run on?
Hey Mikey!

Is this the wrong time to bring it up that I use 89 octane E 10 with good results in my strictly stock 327/360 engine?

On a hot restart, I occasionally get a little farting and burping but as an owner and long time user of a Rochester injector, I seem to have a tolerance for this condition and I just goose it a little and drive off. Otherwise, runs good.

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To Newbie Question - Fuel for '63 Fuelie

Old 04-27-2012, 05:51 PM
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Originally Posted by MikeM

On a hot restart, I occasionally get a little farting and burping
OK, and how about the car?
Old 04-27-2012, 06:36 PM
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I have a 63 L76, using 93 octane without any problems.

Cheers,
JB
Old 04-27-2012, 06:55 PM
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Originally Posted by Mike Ward
OK, and how about the car?
I don't drink Aluma beer so I don't seem to have the problems you and Pasta have!



I am going to try some 93 E 10 octane this summer and see if I have any problem worth worrying about. Don't have any with 89.


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