LR> I don't know why they put 2 barrel carbs on moderate sized engines,
 LR> perhaps the valve/camshaft combo would only make power in the
 LR> lower-mid rpm range so all that it needed was a two barrel on your
 LR> pickup.
I assume that it was made for lower RPM use (since trucks usually have to 
have a lot of grunt at low RPMs for towing, pulling, etc)... though I have to 
wonder if I'd see any difference with a 4 barren (besides the gas gauge going 
down a lot faster )
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