PowerBond Race Harmonic Balancer - GM LS1 Serpentine - Internal Balance Slip Yoke Four corner idle for precise

Four corner idle for precise idle control

1989-1990 BMW 525i

Crank Flange

1956-1961 Plymouth Suburban

PowerBond Race Harmonic Balancer - GM LS1 Serpentine - Internal Balance Slip Yoke Four corner idle for preciseThe POWERBOND RACE series brings the advantages of bonded balancers to high revving race and street race applications where an SFI approval is required. Every POWERBOND RACE series balancer features a precision CNC machined AUS 1045 steel centre bonded to an equally strong steel inertia ring. Advanced design means that race series balancers are very light for an all steel product. An most cases they are only marginally heavier than the original cast