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$5.00 a gallon? Here are 5 tips for better fuel mileage with a 4 barrel carburetor!

$5.00 a gallon? Here are 5 tips for better fuel mileage with a 4 barrel carburetor!

Posted by Steve on 24th Mar 2026

Cruising season is almost here and (unfortunately) gas prices are on the rise. Nobody puts a 4 barrel carburetor on their car and expects great fuel mileage, but everyone gets squeamish when fuel for their thirsty big block reaches $5.00 a gallon. The good news is there are some easy ways to radically improve fuel mileage! We’ve collected some easy tips based on the problems we most commonly see at the shop. Get your screwdriver! Idle mixture screws Set the vacuum advance properly Tu …
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