id go with a tripple ported set,,youd have to to keep up with the TRIPPLE PORTED CUBS..back in the day when you seen a really badass drag bike before the cheeta cylinders or the cubs ..it was because they were tripple ported..id go with a set of those 38mm carbs on alky. shearer pipes,lock up over ride.and the works! Rick cairo is who personally id let do a set if i was gonna run stock cylinders!