Holley #4777-C tuning

holley transfer slot adjustment   Dan what slot

of transfer slot using the primary idle adjustment screw Initially set the secondary blades about the same Start the car and make

You need a little of the slot Its perfectly fine to adjust the secondary plate slightly to achieve idle, i have tried to aim for even primary adjustment setting curb idle speed in this way will offer much better throttle response due to proper transfer slot placement on the primaries

christmas cash pots slot Most gasoline carburetors will have the throttle plates adjusted with a small length of the idle transfer fuel slot Opening or closing the throttle blades to adjust the idle speed WILL have some effect on the idle mixture The idle transfer slot will be