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Who knows the difference in heat content (BTU/gal) between 87 and 93 octane pump gas? TIA

Posted by: VonK :: Retired on 2006-05-23 08:17:59
Account #: 12010

VonK

"Not dead yet...!" (Monty Python)

"A little bit of knowledge is a dangerous thing." (unknown)

vonk at bayarea dot net

All statements, quotations and illustrations by VonK are to be construed as his
opinions only, and not as advice, consent, recommendation, guidance, instruction,
and/or suggestion.

Thread:

Who knows the difference in heat content (BTU/gal) between 87 and 93 octane pump gas? TIA - VonK :: Retired 2006-05-23 08:17:59 (130 views)

Here are two charts I came across that appear to answer my question. ---> - VonK :: Retired 2006-06-12 09:00:59 (219 views)

I thought Octane was basicaly... - Justin517 2006-06-09 08:19:21 (141 views)

(Edited) Actually, two fuel properties play a significant role in knock/ping prevention: ..... - VonK :: Retired 2006-06-10 09:48:28 (129 views)

I've read that today, typically less expensive additives like ethanol and mtbe are added - Yippers® 2006-06-10 19:29:25 (121 views)

It's obvious that I'm not a chemist. ;) ---> - VonK :: Retired 2006-06-11 20:55:37 (89 views)

little or none. octane rating is not a measure of energy content or burning temp. - Morgoth 2006-05-26 13:03:42 (101 views)

I know that, but however little, there's still a difference. - VonK :: Retired 2006-05-26 19:40:19 (94 views)

here are some although i've seen regular listed at 124K in other places.... - Morgoth 2006-05-27 00:26:48 (113 views)

I think they transposed the values for the octanes. Most everything I've read shows a - Yippers® 2006-06-01 21:09:01 (103 views)

your link only deals with rfg. looks like they're using regular as their base...... - Morgoth 2006-06-02 22:51:54 (80 views)

The regular (conventional) energy / gallon is what I was addressing. That was just one of the first - Yippers® 2006-06-03 00:16:11 (104 views)

Just what the doctor ordered! Thanks. :) - VonK :: Retired 2006-05-27 07:57:00 (127 views)

i've never found any increase with higher octane number.... - Morgoth 2006-05-27 10:55:36 (119 views)

Better SO2 than HS2. :) Did you have a new cat? - VonK :: Retired 2006-05-27 12:25:18 (83 views)

could have been that too. no new cat and this happened several times. - Morgoth 2006-05-27 18:16:51 (72 views)

unless you are trying to roast marshmellows... why? - WJM 2006-05-26 06:14:18 (114 views)

I'm well aware of the influence factors you mentioned, but I guess my question still stands. - VonK :: Retired 2006-05-26 07:41:37 (119 views)

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