E0 racing gas with lead

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A local shop had E0 gas w/lead that is over 100 octane. Can this be run fine in OPE (2 and 4 cycle)and my 1987 Mercruiser. Is it only a vehicle CAT that would have a problem with lead?

$9/gallon.
 
Originally Posted By: Miller88
Do you have any fastracks around there?

ALL of the fastracks here sell 93 with no ethanol for about $.10 more than a gallon of E10 93.


Hmmm...we do have Lebanon Valley racetrack.

So what about the lead in gas for OPE and boat.

Leaded gas will burn cooler I believe?
 
Lead still bridges spark plug gaps and builds up in stuff... mufflers, oil pans, etc.

I'd just try for zero ethanol. The best thing about lead is it lets you run high compression, which your OPE doesn't have. If you had a pre-1970 car you could try a couple gallons per tank but at $9, sheesh.

You can buy it by the pail from rockettbrand.com's dealer network. Looks like leaded starts at 111 octane.
 
Originally Posted By: Miller88
Do you have any fastracks around there?


We were SUPPOSED TO get Nascar here on Staten Island, but the seniors protested....
I COULD HAVE WATCHED CAR CRASHES AND GET E0 FUEL 1 MILE FROM MY HOUSE!!!!!!!!!!

Sorry, I get emotional about carnage and fuel.
/rant.
 
In the short term it will be more difficult to start because of the higher octane rating.
 
Originally Posted By: Miller88
I misread. I thought you were going for ethanol free gas - didn't realize you were wanting leaded.


I was going for just plain E0, but found high octane E0 leaded.

Did not buy any yet. Will probably wait for just plain E0.
 
Last edited:
Originally Posted By: michaelluscher
Originally Posted By: Miller88
Do you have any fastracks around there?


We were SUPPOSED TO get Nascar here on Staten Island, but the seniors protested....
I COULD HAVE WATCHED CAR CRASHES AND GET E0 FUEL 1 MILE FROM MY HOUSE!!!!!!!!!!

Sorry, I get emotional about carnage and fuel.
/rant.


Hey I just turned 60 last week!!!
 
Originally Posted By: racer12306
In the short term it will be more difficult to start because of the higher octane rating.


Interesting, your post is the first time I ever read anything about higher octane being related to being harder to start.

What is the connection regarding this, and is it more of a problem with very hot days and or very cold days?
 
I though leaded gas was banned years ago. Anyway back in the 80's I ran leaded gas in my dirt bikes and 3 wheelers. They always had port plugging problems and the entire exhaust side was a mess.
 
BTW, many here on BITOG have never seen a disembeled engine that has ran for 50,000 miles or the equivalent hours, or more with leaded gas. The lead can build up around the valves and when the build up gets thick enough it can prevent the valve from working properly. About the only place to see this now days would be when an airplane engine is taken apart.

Also, probably because of the effects lead had on the valves and other internal parts, and the poor regulation of air to fuel ration that a carburetor with a float has when subjected to the forces exerted on it while in a moving vehicle, engines of the 60's were only expected to last 100 K miles, and even with 3K OCI, you were lucky it you managed to get that many miles out of them.
 
Originally Posted By: racer12306
In the short term it will be more difficult to start because of the higher octane rating.


LOL! I wonder where you got that idea from RE:octane ratings (anti-knock properties during compression stroke) vs successful fuel-air mixture ignition.

Q.
 
Originally Posted By: Donald


Hey I just turned 60 last week!!!


REally? Congrats!

You officially older than me but still younger than my dad. Can I call you uncle?

Q.
 
Originally Posted By: JimPghPA
Originally Posted By: racer12306
In the short term it will be more difficult to start because of the higher octane rating.


Interesting, your post is the first time I ever read anything about higher octane being related to being harder to start.

What is the connection regarding this, and is it more of a problem with very hot days and or very cold days?


We experienced this with our lawn mower when we had some extra race gas to burn up we used it there to get rid of it. It took longer to start the entire time we used it. As soon as we went back to regular gas it would fire right up every time. I'm assuming the basis is that higher octane is more difficult to burn, thus the anti ignition properties that race engines need.
 
Originally Posted By: racer12306
In the short term it will be more difficult to start because of the higher octane rating.


I tried to run Super Fuels leaded high octane in my 11:1 C/R sportbike. It was the blue colored fuel. 110 octane IIRC.

It started just fine. Wouldn't run worth a [darn]. I don't know if my ignition system couldn't light it off or what
21.gif
but above 5000 rpm, no power.
 
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