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Old 02-12-2017, 07:25 PM   #26
geezer#99
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Join Date: Aug 2009
Location: Bowser
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Re: 78 K20 Gas Milage Suggestions

Quote:
Originally Posted by rich weyand View Post
Note that at high altitude, the thinner mixture burns slower and you can go to higher advance. Most people can run an sbc at 16* BTDC at sea level, so you could probably go as high as 18* BTDC.

More is better -- more power, better gas mileage -- as long as you aren't pinging.
So true!
12 is not near enough.
If you want to fine tune your carb for a bit more mileage you can check and adjust the adjustable part throttle. Info here on that.
http://www.crankshaftcoalition.com/w...4MV_carburetor
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