i have dual carbs on mine and it did some good when i put them on but not a lot. and i do believe they use more fuel. now i have upgraded to fenton headers and t-5 trans 2.73 rearend hei distributor and other things and to get the most out of all that they are necessary. just my opinion. romn


Ron, The Computer Greek
I love therefore I am.
1954 3100 Chevy truck
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2017 Buick Encore
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1960 MGA Roadster Sold 7/18/2017