PowerBond Harmonic Balancer - 8" - SB Chevy 400 - External Balance 24-VER-N-145 is 2-1/2" to work with

is 2-1/2" to work with most coil-over sleeves

Complete hardware kit and rubber hose with -6AN female hose ends includedDerale has been the leader in performance cooling for decades

wiring and a manual switch

Buick: Skylark 67 - 67 5

PowerBond Harmonic Balancer - 8" - SB Chevy 400 - External Balance 24-VER-N-145 is 2-1/2" to work withMost standard harmonic balancers are assembled with inserted dampening rubber which won't handle the torque forces and higher revs the modern engines generate. This leads to spinning of the inertia ring resulting in loss of timing accuracy and eventual component separation. Often these balancers are made of relatively weak Grey cast iron which often cracks in the keyways and centre webbing. Even expensive all steel or alloy performance balancers from