I think it should be fine. Tom Lowe used a progressive holley 2 barrel on his 250 and it performs great so I think duals will be fine. Won't know fer sure till ya try! Experiment! lol


1966 C10 292/tko600 http://67-72chevytrucks.com/vboard/showthread.php?t=596643
1964 C20 292/sm420