68gtx
New Member
Posts: 1
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E85 carb
Dec 30, 2016 12:37:19 GMT -5
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Post by 68gtx on Dec 30, 2016 12:37:19 GMT -5
I have a 493ci 4 speed 4.56 gear 68 Plymouth gtx. I'm changing it to e85 its 11.5 to 1 with a 650 flat tappet best et 1075 @127. What would be a good starting point for main jets. Should I run power valves? Right now it's a 1050 dominator 92 square no power valves and it's either at a idle or wot I leave with it on the 2 step @ 4500 rpm
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Post by runner493 on Jan 4, 2017 23:50:10 GMT -5
Thats awsome,I sold my 4 speed setup a year ago for my roadrunner. I had it all faceplated hemi 4spd. I moved up from a 10:5:1 431 to a 493 13:5 motor. But now i went to 727 so probably not as much fun...lol, I also am just changing to e85.
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