Metering Block Gasket HO108-90-2 Product:For Models 4160 and 4175 Secondary only, Blue non stick, 2/pkg These flanges are pre tapped

These flanges are pre tapped with M10 x 1

Polished Floor Mount 2" Dia

Note Will not fit with EFI manifolds and tunnel rams

Includes special directions on modifying your case

Indicator window for all B&M QuickSilver shifters when used with a 3-speed reverse pattern valve body

Metering Block Gasket HO108-90-2 Product:For Models 4160 and 4175 Secondary only, Blue non stick, 2/pkg These flanges are pre tappedMetering Block GasketFor Models 4160 and 4175 Secondary only, Blue non stick, 2 pkg HO108 90 2 108 90 2 Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and much more. From start to finish, Holley has the parts to make your dream a reality.