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Old 04 February 2008, 10:49   #21
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Oh no Matt, you shouldn't have mentioned snake oil, thats another 10 pages
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Old 04 February 2008, 11:54   #22
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Personally, I have my doubts - a couple of observations:

- All the letters from fleet managers etc are dated around 1990 (a mere 17 years ago!)
- All the cars they refer to are long out of production - the good old Vauxhall Calvalier, Ford Sierra, and even an MGB!!!!!
- None of the lab reports quoted are dated.

As for the "converted my old lead burner to unleaded" - no wonder - if it's adding heavy metals back into a fuel that has had them removed for our general health so of course the engine designed to run with heavy metal additives will run better! (note it needs to be in contact with mild steel....)


If I want to save fuel, I'll throttle back 500rpm!
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Old 04 February 2008, 13:24   #23
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Weren't there loads of these things around when we switched to un-leaded? I think most of them were on tin possibly a few on manganese (dont quote me!) The WW2 fighter thing I believe is true, no doubt Wikipediable.

I fitted a "Greetune" to my Morris Minor, to date I've no idea if it has reduced valve seat recession, however, Greentune didnt make any fuel saving claims.

"Eco-flo" a magnet did, but I never really saw any on the Land Rover with it.
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Old 04 February 2008, 18:11   #24
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Quote:
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"Googlescience"......my favourite branch of science.
So an A level in chemistry(98%) - 1/2 an OU degree course in Chemistry and a 1st in Physics doesn't count then???
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Old 04 February 2008, 18:17   #25
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Quote:
Originally Posted by Simon B View Post
Weren't there loads of these things around when we switched to un-leaded? I think most of them were on tin possibly a few on manganese (dont quote me!) The WW2 fighter thing I believe is true, no doubt Wikipediable.

I fitted a "Greetune" to my Morris Minor, to date I've no idea if it has reduced valve seat recession, however, Greentune didnt make any fuel saving claims.

"Eco-flo" a magnet did, but I never really saw any on the Land Rover with it.
Oh the tin based fuel ADDITIVE in WW2 is perfectly true - as I said if ADDED to the fuel. This thing is adding nothing!!!
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Old 04 February 2008, 18:26   #26
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Quote:
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So an A level in chemistry(98%) - 1/2 an OU degree course in Chemistry and a 1st in Physics doesn't count then???


Quote:
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A catalyst is something which is NOT supposed to react with the product it comes into contact with –

Go on then Mr Scientist …… explain how Cat Crackers work then…..perhaps in simple terms that an uneducated Engineer like myself may understand?
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Old 04 February 2008, 18:27   #27
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Go on then Mr Scientist …… explain how Cat Crackers work then…..perhaps in simple terms that an uneducated Engineer like myself may understand?
I thought they had been banned by the RSPCA............
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Old 04 February 2008, 18:31   #28
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I thought they had been banned by the RSPCA............

Don't side step... just explain it to me so I understand.
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Old 04 February 2008, 18:35   #29
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Don't side step... just explain it to me so I understand.
What's the point - I would just be accused of Googling it.

Of course I don't really have a clue considering most of my family happened to work for BP and I was dragged around oil refineries since I was about 4!!!
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Old 04 February 2008, 18:36   #30
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Sorry Codders ...slow day at work building Catalyst Cracker parts..........
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Old 04 February 2008, 18:41   #31
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Pssst...here's one I built earlier.
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