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-   -   8-71 blown pontiac engine on alcohol (https://forums.maxperformanceinc.com/forums/showthread.php?t=477961)

nitrousdave 05-07-2006 02:49 PM

8-71 blown pontiac engine on alcohol
 
Hi, just wondering if anybody has ever run a blown pontiac engine on alcohol and what were the pro's and cons. i have a 6-71 blown 400 engine in my 74 firebird, right now, and it runs great but in the future i was considering building a 455 with a 8-71,with carbs,that would operate on alcohol,i know about the fuel line size having to be increased, and a alcohol compatible fuel pump, along with the anodized fuel lines, anything else? how well do the carbs work with alcohol?

Mo 05-07-2006 03:47 PM

Street or strip?

Paul Spotts runs an alcohol(methanol) injected 6-71 on top of a 467ish cid with d port heads in his FED. It is all business 7.20s at 191. The Kinsler injection seems very basic with a mechanical cam driven pump and bug catcher. Awesome power for the track.

If your car is for the street, stay with gas. If we had E-85(ethanol/gas) in our area I would try that on a blower/carb combo.

Mo 05-07-2006 06:01 PM

Whoops, double post.

goatasaurus rex 05-07-2006 07:04 PM

i am not aware of anydoing that on the street. and not taking anything away from paul. alex heller would be someone else to consult. ran an awsome blown alcohol ram air V flat bottom v-drive boat in the 80's. not sure what he's doing these days. lived in michigan at the time.


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