FITS MANY Holley carburetors INCLUDES (2) Power Valves (6.5 Hg) with Gaskets, (2) 30cc Pump Diaphragm Assemblies, (1) 50cc Pump Diaphragm Assembly, (2) Needle & Seat Assemblies (.110") with Viton O-Rings, (2) Blue Nonstick Bowl & Metering Block Gaskets, (5) Throttle Body Gaskets, (1) Carb Base Gasket (4-Barrel Open Flange), and Small Parts & Hardware MADE IN USA with high quality components and assembly MUST HAVE KIT when rebuilding or refreshing a Holley carburetor FEATURES high-flow power valves and nonstick metering block and fuel bowl gaskets Carburetor Rebuild KitFor 4150 ModelsMade in the USA Kit Contents(2) Power Valves (6.5 Hg) with Gaskets(2) 30cc Pump Diaphragm Assemblies(1) 50cc Pump Diaphragm Assembly (2) Needle & Seat Assemblies (.110") with Viton® O-Rings(2) Blue Nonstick Bowl & Metering Block Gaskets(5) Throttle Body Gaskets(1) Carb Base Gasket (4-Barrel Open Flange)Small Parts & HardwareWhile you're in there, consider...
Gas Jets (64-99) 555-15019
Extensions:Jet Extensions 555-15024Float (Center-Hung) 555-15016
Power Valves:2.5 Hg 555-1502003.5 Hg 555-1502014.5 Hg 555-1502025.0 Hg 555-1502035.5 Hg 555-1502046.5 Hg 555-1502057.5 Hg 555-1502068.5 Hg 555-1502079.5 Hg 555-15020810.5 Hg 555-150209Block-Off 555-15010
Nozzle Squirter Screw 555-150275
Needle & Seat Hardware 555-150249
Vacuum Secondary:Diaphragm 555-150290Spring Kit...