Cal-Van Tools Harmonic Balancer Installer has to be properly installed. It is also a must to properly install both harmonic balancers or drive pulleys. They are pressed on one(1) or two(2) groove pulleys on the crankshaft.
Horizon Tool HARMONIC BALANCER INSTALLER
Heavy Duty Adjustable 3 Jaw Pulley Puller Tool Harmonic Balancer Puller Set
Crank Install Tool Harmonic Balancer Puller Fit for GM LS LT Engines
Crank Install Tool & Harmonic Balancer Puller for GM Engines - Safe & Efficient
