These new gaskets fit 4150 Series 550-600 CFM Holley 4 barrel carbs with vacuum secondary, 1-7/16" throttle bores and removable jets in the secondary. List #'s 1405-A^, 1427-A^, 1482-A^, 1483-A^, 1550-A^, 1551-A6, 1619^ , 1619^ .
Holley 4150 Premium Carb Kit For List 6708-1 D/P-S/B With 1 P/V Plus Vent Valve.
Holley 4150 Premium Carb Kit For 390-450 CFM D/P With External N/S & 1 P/V.
Holley 4150 Premium Carb Kit For 650-750 CFM- Spread Bore With 2 P/V.
Holley 4150 Premium Carb Kit List 6708 & 6709 D/P- S/B With 2 P/V & Vent Valve.
Holley 4150 Premium Carb Kit For 390-450 CFM For V/S With External N/S One P/V.
Holley 4150 Premium Carb Kit For 390-450 CFM D/P With External N/S & 2P/V.
