trying to figure out what is the best, to put the reeds behind or in front? they are stock reed cages with boysen reeds and 33 pwks, the only reson i have them is for clearence as many of you know. its ported and has cool head with 19cc domes, hotrod crank still a 350, straight cut gears,hinsen basket,im runing them behind right now and my bike doesnt seem like it whants to rev,mostly trying to figure out the pros and cons of the spacers, thanks for any help from you banshee masters out there!