Billet Supercharger 4" Idler Pulley Universal [Suits 3" Wide Belt] Made from durable aluminum and

Made from durable aluminum and finished in sleek black for a clean

These Speedmaster gasket kit sets include premium-quality head gaskets

Speedmaster Aluminum Water Pump Pulley

and the nipple pilot prevents damage to the inner tube

Billet Supercharger 4" Idler Pulley Universal [Suits 3" Wide Belt] Made from durable aluminum andSpeedmaster's 4 inch polished idler pulley is built for supercharger systems, delivering consistent belt tension and reliable performance. Machined from durable 6061 billet aluminum and heat treated for long lasting strength, it features two sealed single row ball bearings to ensure smooth operation under high loads. The pulley can be flipped to adjust spacing by 1 inch, making belt alignment straight forward when blower snout lengths change with