Billet Serpentine Idler Pulleys - 3-1/4" Smooth Idler Pulley
This is the same billet idler
pulley found in the high performance serpentine system manufactured by
Hardin Marine. Each precision machined billet pulley is 3/4" in
diameter and features oversized double row high RPM bearings.
Available in a smooth belt surface or 6-rib version.