Holley Mechanical Fuel Pump Diaphragm Assembly (High Pressure)

Replacement mechanical fuel pump diaphragm and spring assembly for 12-327-35, 12-454-35 and 12-289-35 fuel pumps.

Holley Mechanical Fuel Pump Diaphragm Assembly (Low Pressure)

Replacement mechanical fuel pump diaphragm and spring assembly for 12-327-30, 12-454-30, 12-454-40 and 12-289-30 fuel pumps.

Holley Mechanical Fuel Pump Mounting Pad Cover

Mechanical Fuel Pump Mounting Pad Cover Small Block Chevrolet

Holley Metal Sign

Metal Sign - Retro Holley - 18.0 x 18.0 in - Aluminum - Each

Holley Metering Block

Adjustable metering block for 2-barrel HP models. (Calibrated for 0-80787-1. Can be recalibrated & used on 0-80583-1. Use bleed kit P/N 36-322.)

Holley METERING BLOCK (POLISHED)

They are designed to be exact replacements for your existing Holley 3310 model 4160 series carburetor, so they don't require any modifications to install them correctly. Manufactured from quality...

Holley Metering Block Gasket

Holley Metering Block Gasket 10PK

For Models 2300™, Model 4150™ Model 4160™ and Model 4500™ without Intermediate Circuit

Holley METERING BLOCK KIT

Do you need a new metering block? Pick up this Holley replacement metering block to fill the void. They are designed to be exact replacements for your existing carburetor, does not require any...

Holley METERING BLOCK KIT (CAST ZINC)

Pick up this Holley replacement primary metering block for Holley R80783, R80783-1 650 CFM Vacuum Secondary Carburetors and R4777-2, R-4777-3 and R-4777-4 650 CFM Double Pumper Carburetors. Designed...

Holley METERING BLOCK KIT CAST ZINC

Has your metering block seen better days? Pick up this Holley metering block for 4150 series carburetors. Designed to be exact replacements for your existing carburetor, so no modifications...

Holley Metering Block Plug

Metering Block Main Well Plug