Ford 2004.5 - Up 6.0L Powerstroke Diesel Billet Mechanical Water Pump Black Speedmaster pinion depth shims allow

Speedmaster pinion depth shims allow you to seat your pinion gear perfectly

The dual plane

and reduced friction to extend their life

and they may be reduced to fit if you decide to narrow your rear-end later on

this pulley is designed to provide superior durability and efficiency

Ford 2004.5 - Up 6.0L Powerstroke Diesel Billet Mechanical Water Pump Black Speedmaster pinion depth shims allowSpeedmaster high volume water pumps have a ribbed aluminum housing and a heavy duty ball roller bearing assembly. Speedmaster water pumps have a bigger impeller and larger cavity size to flow 40 percent more coolant than stock. Get high flow for your car with Speedmaster water pumps.