6-71 Blower.
#2
TECH Enthusiast
Join Date: Oct 2012
Location: Arkansas
Posts: 581
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I used to run a 6/71 on a 408 bout 12 or 13 years ago . they work great but you got a lot of other things to buy to make it work right. And if your gonna overdrive the pulleys double key the crank it''ll be a good investment in the long run. I lost two balancers before I did mine.