Hey, I jet saw ur respond...I'm looking for a set of cArbs to run on my 771 by x-metal...I was runnin jus stock 38's and it wasn't doin the job...sry I'm kinda a noob about carb stuff but what do u mean by sbc or BBC? If u have any 46's or possibly some nice 44's I would be interested...anyway jus lemme know...thanks, Brandon. U can also shoot me a txt if u want at 530 524 9552 thanks, brandon