AED Holley Carb Metering Block Conversion Kit - Fits Holley 3310 or Any Center Pivot Bowls 110008 carbureted or EFI

carbureted or EFI

1987-1988 GMC R3500

Z-21 Series 2

Comfortable Nylon Liner

AED Holley Carb Metering Block Conversion Kit - Fits Holley 3310 or Any Center Pivot Bowls 110008 carbureted or EFIThese handy kits are designed to convert 4160 carburetors to 4150 style with the addition of new metering blocks and hardware kits that provide you with the means to effectively tune the secondary side of the carburetor over the nonadjustable jet plates. Includes all components necessary except main jets. AED Performance has offered the highest quality carburetor components for over 25 years. Product Description: Metering Block Secondary Conversion to