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When building rear-ends for race cars or trucks
or better known to mechanics as the IAC
Don't trust any old brackets to hold your alternator
The gears are precision-machined from the highest quality aluminum silicon bronze alloy for maximum durability
and their quality construction and superior materials will help to protect your vital engine parts from the harmful effects of friction
Supercharger Snout / Crank Pulley Spacer w/ Hardware Billet Aluminum 0.865" Thick When building rear-ends for raceSpeedmaster supercharger pulley spacers are designed to fit the Speedmaster nose drive assembly so that the belt alignment will be correct. They are made of aluminum and feature a natural finish. The spacers are available in different widths and register bore hole sizes to match your specific engine application and supercharger model. Each spacer will include their respective hardware.
