Tuning Holley 4150 650 DP #4777-3

7395gr3-75Member

Hi guys!

I'm tuning my Holley 4150 650 DP #4777-3

Does anyone know the size these restriction has on the #4777?
Idle Feed Restriction:
Power Valve Channel Restriction:
Idle Air Bleeds:
Hi Speed Air Bleeds:

Is it more restriction I can work with for better tuning Holley 4150 #4777?

Which books about tuning Holley 4150 can you recommend?

Some great tuning webpage?

7/21/145:59 AM

Original Post

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