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View Full Version : anyone ran alcohol in a 400 b4



skullracer34
08-11-2011, 08:42 PM
I have a 426ex 13.5-1 Je piston and I'm wanting to try alcohol in it. I have no clue where to start.Your help would be greatly appreciated. And why doesn't anyone on here run a stage 3 hotcam with there bigbore?

thebig450es
08-11-2011, 10:55 PM
pretty much you need the alchy conv for your carb

Wheelie
08-12-2011, 07:40 PM
Have you considered E-85?

skullracer34
08-12-2011, 08:37 PM
Will it perform better than 110 sonoco race fuel?

Wheelie
08-12-2011, 09:01 PM
It's 105 octane and will offer more power than race fuel.

It also has great cooling properties, which can't hurt with an air-cooled 13.5:1 engine.

thebig450es
08-12-2011, 09:56 PM
I used a mix of E-85 for about 2 years, i really liked it, but with the new engine i think the sunoco 112 leaded is what i need for the engine. I'll need to research the differences between the two. With the 112 sunoco rates it to 15:1 compression. I'll need to see with straight e85 would work for me, but my Fcr 39 would be sucking the tank dry quick lol. But straight alchy is different than e-85

leakyvoodoo
08-13-2011, 07:08 PM
i run 112 engine is a 426 13.1 sparks cam. jets are 180 main and 48 poilt. a/f out 2 turns. no proublems at all