Universal Chevy Ford Six Groove Billet Serpentine Alternator Pulley [Black] The 8-pinion rear planetary carrier

The 8-pinion rear planetary carrier is made from 4340 steel

It is set up to accept a spread bore carb but comes with an adapter plate that permits the use of square bore carbs

Made from high quality steel and will install without any modifications

They're made of thick steel for reduced flex and are chrome plated for that show-car look

or 8 cylinder engines and will simulate up to 10

Universal Chevy Ford Six Groove Billet Serpentine Alternator Pulley [Black] The 8-pinion rear planetary carrierSpeedmaster alternator pulleys are manufactured from quality materials to ensure strength and durability. They are designed to ensure belt retention at high rpm.