update on new holley 390cfm carb stumble

Posted By kansas 15 Years Ago

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kansas	Posted 15 Years Ago
Supercharged Group: Forum Members Last Active: 8 Years Ago Posts: 167, Visits: 846	went up 2 size on main jets (56) and it runs great / how I need to do the dist work this weekend
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update on new holley 390cfm carb stumble By kansas ( 15 Years Ago )

I was running 54 primaries on my old Holley 390 cfm. I went to the... By joey ( 15 Years Ago )

Yes. My 312 has a cam that's a bit livelier than stock, and ported... By joey ( 15 Years Ago )