Fits 1985-87 GM 5.0/5.7 F-Body/GM Truck 3 Pc Performance Under Drive Pulley-1598 fuel-pressure-testers ELEC FUEL PUMP 6145-2 RED

ELEC FUEL PUMP 6145-2 RED AUTO

Year Make Model Submodel Engine Size 1969 - 1972 Mercury Marquis Brougham 429/7

3L V6 2004 GMC Sierra 1500 262/4

1961-1961 Chevrolet Bel Air 348 CID

9 AMP Draw)

Fits 1985-87 GM 5.0/5.7 F-Body/GM Truck 3 Pc Performance Under Drive Pulley-1598 fuel-pressure-testers ELEC FUEL PUMP 6145-2 REDInstall a set of BBK performance underdrive pulleys and see an average of 8 15 additional horsepower over the stock pulleys. Under drive pulleys increase engine output by reducing the draw of the engines accessories by slowing them down and reducing the HP they use. Additional and significant performance improvements can be seen by reducing the weight of the pulley versus the original pulley which is why we recommend the BBK CNC Machined billet