Who is giving instructions to drill holes in the air box?ascmlaren53074 wrote:yes but it had holes drilled in to the top as per the instrutions, but i tried to used a small cone oil breather filter fastned it to the carb and the moter sputtered and missed when you gave it throttle but hooked it back up to the stock air box and it ran better
I have never had a 44mm or a 48mm bbk run well using ant part of the stock airbox or even the rubber tube that connects the carb to the air box.