Streetport 13B 4 port Holley jet size?
Never satisfied
Joined: Aug 2003
Posts: 305
Likes: 0
From: San diego, CA
Not an expert, but I found a 58 ran well with my 465 holley on a 12 streetport. Try a 60 or so, and then see how it goes. Rotarys like to be close, I went down 1 jet size and it would barely run. Maybe I was still on the lean side anyway. Good luck
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