Search found 4 matches

by Steve W
Thu Mar 22, 2012 2:30 pm
Forum: Engines Area
Topic: holley 390
Replies: 4
Views: 3049

Just had a look at some youtube video from holley about this very model and they say that you should not try to convert a vacuum secondary to a mechanical one. I just wondered if any has done it and what they've done to compensate for the extra airflow...
by Steve W
Thu Mar 22, 2012 1:03 pm
Forum: Engines Area
Topic: holley 390
Replies: 4
Views: 3049

holley 390

Hi, I've got a 3.5 rv8 with holley 390. what would happen if you linked up secondary butterflies to open along with the primaries??? instead of with vacuum..
by Steve W
Wed May 18, 2011 2:48 pm
Forum: Engines Area
Topic: Holley help!
Replies: 3
Views: 2979

Why have you got the fuel pressure set so low?? These are supposed to be 4-7psi carbs. I've only got experience on the 4150 square bore 600 double pumper. But this smaller model with vac secondaries cant be much different. Where do you live Steve?? I'm in Buckingham Bucks and I have a few holley ca...
by Steve W
Wed Apr 27, 2011 10:31 am
Forum: Engines Area
Topic: Holley help!
Replies: 3
Views: 2979

Holley help!

Hi, I've got a 3.5 RV8 with hurricane cam and holley 390 carb in a kit car. It's running reasonably well but still stings my eyes a bit in the garage with the fumes! Does anyone know a good tuner in Bucks with experience of this kind of set up ??? Here's where I am so far.. Can anyone that I've got ...

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