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mopar7172 · 11-07-2021, 11:53 AM

.I have a holley 770 street avenger that work with your combo.vacuum secondary carb. I had on my 440 had no problems with it.

11-07-2021, 11:53 AM	#2
mopar7172 Junior Member Join Date: Mar 2021 Posts: 15 Likes: 4 Liked 0 Times in 0 Posts	Re: Wtb 780 vacuum secondary .I have a holley 770 street avenger that work with your combo.vacuum secondary carb. I had on my 440 had no problems with it. Last edited by mopar7172; 11-07-2021 at 11:58 AM.