PowerBond Race Harmonic Balancer - 7.110" OD SFI-18.1 Steel - Clear Powder Coat Oil Pressure Gauge Are your standard cheek pads

Are your standard cheek pads a little too tight or a little too loose

Spring Cup

full floating arms to maximize range of motion

Kit prevents mandrel bolt breakage and is made specifically for use with Allstar ALL31030 crank pulley

An easy-to-adjust mechanical advance allows you to custom tailor a timing curve to match your application

PowerBond Race Harmonic Balancer - 7.110" OD SFI-18.1 Steel - Clear Powder Coat Oil Pressure Gauge Are your standard cheek padsProduct Description: Harmonic Balancer Race 7. 070 in OD SFI 18. 1 Steel Black Powder Coat Internal Balance Small Block Mopar Sold Individually PowerBond produces steel harmonic balancers that are designed to outperform conventional harmonic balancers without the weight penalty of many competitive balancers.